diff options
Diffstat (limited to 'contrib/ffmpeg/ffmpeg.c')
| -rw-r--r-- | contrib/ffmpeg/ffmpeg.c | 3823 |
1 files changed, 0 insertions, 3823 deletions
diff --git a/contrib/ffmpeg/ffmpeg.c b/contrib/ffmpeg/ffmpeg.c deleted file mode 100644 index c9bac5de6..000000000 --- a/contrib/ffmpeg/ffmpeg.c +++ /dev/null @@ -1,3823 +0,0 @@ -/* - * FFmpeg main - * Copyright (c) 2000-2003 Fabrice Bellard - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ -#define HAVE_AV_CONFIG_H -#include <signal.h> -#include <limits.h> -#include "avformat.h" -#include "swscale.h" -#include "framehook.h" -#include "opt.h" -#include "fifo.h" - -#ifdef __MINGW32__ -#include <conio.h> -#else -#include <unistd.h> -#include <fcntl.h> -#include <sys/ioctl.h> -#include <sys/time.h> -#include <termios.h> -#include <sys/resource.h> -#endif -#ifdef CONFIG_OS2 -#include <sys/types.h> -#include <sys/select.h> -#include <stdlib.h> -#endif -#undef time //needed because HAVE_AV_CONFIG_H is defined on top -#include <time.h> - -#include "version.h" -#include "cmdutils.h" - -#undef NDEBUG -#include <assert.h> - -#if !defined(INFINITY) && defined(HUGE_VAL) -#define INFINITY HUGE_VAL -#endif - -#undef exit - -/* select an input stream for an output stream */ -typedef struct AVStreamMap { - int file_index; - int stream_index; - int sync_file_index; - int sync_stream_index; -} AVStreamMap; - -/** select an input file for an output file */ -typedef struct AVMetaDataMap { - int out_file; - int in_file; -} AVMetaDataMap; - -extern const OptionDef options[]; - -static void show_help(void); -static void show_license(void); -static int opt_default(const char *opt, const char *arg); - -#define MAX_FILES 20 - -static AVFormatContext *input_files[MAX_FILES]; -static int64_t input_files_ts_offset[MAX_FILES]; -static int nb_input_files = 0; - -static AVFormatContext *output_files[MAX_FILES]; -static int nb_output_files = 0; - -static AVStreamMap stream_maps[MAX_FILES]; -static int nb_stream_maps; - -static AVMetaDataMap meta_data_maps[MAX_FILES]; -static int nb_meta_data_maps; - -static AVInputFormat *file_iformat; -static AVOutputFormat *file_oformat; -static int frame_width = 0; -static int frame_height = 0; -static float frame_aspect_ratio = 0; -static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE; -static int frame_padtop = 0; -static int frame_padbottom = 0; -static int frame_padleft = 0; -static int frame_padright = 0; -static int padcolor[3] = {16,128,128}; /* default to black */ -static int frame_topBand = 0; -static int frame_bottomBand = 0; -static int frame_leftBand = 0; -static int frame_rightBand = 0; -static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX}; -static int frame_rate = 25; -static int frame_rate_base = 1; -static float video_qscale = 0; -static int video_qdiff = 3; -static uint16_t *intra_matrix = NULL; -static uint16_t *inter_matrix = NULL; -#if 0 //experimental, (can be removed) -static float video_rc_qsquish=1.0; -static float video_rc_qmod_amp=0; -static int video_rc_qmod_freq=0; -#endif -static char *video_rc_override_string=NULL; -static char *video_rc_eq="tex^qComp"; -static int me_method = ME_EPZS; -static int video_disable = 0; -static int video_discard = 0; -static int video_codec_id = CODEC_ID_NONE; -static int video_codec_tag = 0; -static int same_quality = 0; -static int do_deinterlace = 0; -static int strict = 0; -static int top_field_first = -1; -static int me_threshold = 0; -static int intra_dc_precision = 8; -static int loop_input = 0; -static int loop_output = AVFMT_NOOUTPUTLOOP; -static int qp_hist = 0; - -static int intra_only = 0; -static int audio_sample_rate = 44100; -#define QSCALE_NONE -99999 -static float audio_qscale = QSCALE_NONE; -static int audio_disable = 0; -static int audio_channels = 1; -static int audio_codec_id = CODEC_ID_NONE; -static int audio_codec_tag = 0; -static char *audio_language = NULL; - -static int subtitle_codec_id = CODEC_ID_NONE; -static char *subtitle_language = NULL; - -static float mux_preload= 0.5; -static float mux_max_delay= 0.7; - -static int64_t recording_time = 0; -static int64_t start_time = 0; -static int64_t rec_timestamp = 0; -static int64_t input_ts_offset = 0; -static int file_overwrite = 0; -static char *str_title = NULL; -static char *str_author = NULL; -static char *str_copyright = NULL; -static char *str_comment = NULL; -static char *str_album = NULL; -static int do_benchmark = 0; -static int do_hex_dump = 0; -static int do_pkt_dump = 0; -static int do_psnr = 0; -static int do_vstats = 0; -static int do_pass = 0; -static char *pass_logfilename = NULL; -static int audio_stream_copy = 0; -static int video_stream_copy = 0; -static int subtitle_stream_copy = 0; -static int video_sync_method= 1; -static int audio_sync_method= 0; -static int copy_ts= 0; -static int opt_shortest = 0; // -static int video_global_header = 0; - -static int rate_emu = 0; - -static int video_channel = 0; -static char *video_standard = "ntsc"; - -static int audio_volume = 256; - -static int using_stdin = 0; -static int using_vhook = 0; -static int verbose = 1; -static int thread_count= 1; -static int q_pressed = 0; -static int64_t video_size = 0; -static int64_t audio_size = 0; -static int64_t extra_size = 0; -static int nb_frames_dup = 0; -static int nb_frames_drop = 0; -static int input_sync; -static uint64_t limit_filesize = 0; // - -static int pgmyuv_compatibility_hack=0; -static int dts_delta_threshold = 10; - -static int sws_flags = SWS_BICUBIC; - -const char **opt_names=NULL; -int opt_name_count=0; -AVCodecContext *avctx_opts[CODEC_TYPE_NB]; -AVFormatContext *avformat_opts; -static int64_t timer_start = 0; - -static AVBitStreamFilterContext *video_bitstream_filters=NULL; -static AVBitStreamFilterContext *audio_bitstream_filters=NULL; -static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS]; - -#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass" - -struct AVInputStream; - -typedef struct AVOutputStream { - int file_index; /* file index */ - int index; /* stream index in the output file */ - int source_index; /* AVInputStream index */ - AVStream *st; /* stream in the output file */ - int encoding_needed; /* true if encoding needed for this stream */ - int frame_number; - /* input pts and corresponding output pts - for A/V sync */ - //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */ - struct AVInputStream *sync_ist; /* input stream to sync against */ - int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number - /* video only */ - int video_resample; - AVFrame pict_tmp; /* temporary image for resampling */ - struct SwsContext *img_resample_ctx; /* for image resampling */ - int resample_height; - - int video_crop; - int topBand; /* cropping area sizes */ - int leftBand; - - int video_pad; - int padtop; /* padding area sizes */ - int padbottom; - int padleft; - int padright; - - /* audio only */ - int audio_resample; - ReSampleContext *resample; /* for audio resampling */ - AVFifoBuffer fifo; /* for compression: one audio fifo per codec */ - FILE *logfile; -} AVOutputStream; - -typedef struct AVInputStream { - int file_index; - int index; - AVStream *st; - int discard; /* true if stream data should be discarded */ - int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ - int64_t sample_index; /* current sample */ - - int64_t start; /* time when read started */ - unsigned long frame; /* current frame */ - int64_t next_pts; /* synthetic pts for cases where pkt.pts - is not defined */ - int64_t pts; /* current pts */ - int is_start; /* is 1 at the start and after a discontinuity */ -} AVInputStream; - -typedef struct AVInputFile { - int eof_reached; /* true if eof reached */ - int ist_index; /* index of first stream in ist_table */ - int buffer_size; /* current total buffer size */ - int nb_streams; /* nb streams we are aware of */ -} AVInputFile; - -#ifndef __MINGW32__ - -/* init terminal so that we can grab keys */ -static struct termios oldtty; -#endif - -static void term_exit(void) -{ -#ifndef __MINGW32__ - tcsetattr (0, TCSANOW, &oldtty); -#endif -} - -static volatile sig_atomic_t received_sigterm = 0; - -static void -sigterm_handler(int sig) -{ - received_sigterm = sig; - term_exit(); -} - -static void term_init(void) -{ -#ifndef __MINGW32__ - struct termios tty; - - tcgetattr (0, &tty); - oldtty = tty; - - tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP - |INLCR|IGNCR|ICRNL|IXON); - tty.c_oflag |= OPOST; - tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); - tty.c_cflag &= ~(CSIZE|PARENB); - tty.c_cflag |= CS8; - tty.c_cc[VMIN] = 1; - tty.c_cc[VTIME] = 0; - - tcsetattr (0, TCSANOW, &tty); - signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */ -#endif - - signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */ - signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */ - /* - register a function to be called at normal program termination - */ - atexit(term_exit); -#ifdef CONFIG_BEOS_NETSERVER - fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK); -#endif -} - -/* read a key without blocking */ -static int read_key(void) -{ -#ifdef __MINGW32__ - if(kbhit()) - return(getch()); -#else - int n = 1; - unsigned char ch; -#ifndef CONFIG_BEOS_NETSERVER - struct timeval tv; - fd_set rfds; - - FD_ZERO(&rfds); - FD_SET(0, &rfds); - tv.tv_sec = 0; - tv.tv_usec = 0; - n = select(1, &rfds, NULL, NULL, &tv); -#endif - if (n > 0) { - n = read(0, &ch, 1); - if (n == 1) - return ch; - - return n; - } -#endif - return -1; -} - -static int decode_interrupt_cb(void) -{ - return q_pressed || (q_pressed = read_key() == 'q'); -} - -static int read_ffserver_streams(AVFormatContext *s, const char *filename) -{ - int i, err; - AVFormatContext *ic; - - err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL); - if (err < 0) - return err; - /* copy stream format */ - s->nb_streams = ic->nb_streams; - for(i=0;i<ic->nb_streams;i++) { - AVStream *st; - - // FIXME: a more elegant solution is needed - st = av_mallocz(sizeof(AVStream)); - memcpy(st, ic->streams[i], sizeof(AVStream)); - st->codec = avcodec_alloc_context(); - memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext)); - s->streams[i] = st; - } - - av_close_input_file(ic); - return 0; -} - -static double -get_sync_ipts(const AVOutputStream *ost) -{ - const AVInputStream *ist = ost->sync_ist; - return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE; -} - -static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){ - while(bsfc){ - AVPacket new_pkt= *pkt; - int a= av_bitstream_filter_filter(bsfc, avctx, NULL, - &new_pkt.data, &new_pkt.size, - pkt->data, pkt->size, - pkt->flags & PKT_FLAG_KEY); - if(a){ - av_free_packet(pkt); - new_pkt.destruct= av_destruct_packet; - } - *pkt= new_pkt; - - bsfc= bsfc->next; - } - - av_interleaved_write_frame(s, pkt); -} - -#define MAX_AUDIO_PACKET_SIZE (128 * 1024) - -static void do_audio_out(AVFormatContext *s, - AVOutputStream *ost, - AVInputStream *ist, - unsigned char *buf, int size) -{ - uint8_t *buftmp; - static uint8_t *audio_buf = NULL; - static uint8_t *audio_out = NULL; - const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE; - - int size_out, frame_bytes, ret; - AVCodecContext *enc= ost->st->codec; - - /* SC: dynamic allocation of buffers */ - if (!audio_buf) - audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE); - if (!audio_out) - audio_out = av_malloc(audio_out_size); - if (!audio_buf || !audio_out) - return; /* Should signal an error ! */ - - if(audio_sync_method){ - double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts - - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); - double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate; - int byte_delta= ((int)idelta)*2*ist->st->codec->channels; - - //FIXME resample delay - if(fabs(delta) > 50){ - if(ist->is_start){ - if(byte_delta < 0){ - byte_delta= FFMAX(byte_delta, -size); - size += byte_delta; - buf -= byte_delta; - if(verbose > 2) - fprintf(stderr, "discarding %d audio samples\n", (int)-delta); - if(!size) - return; - ist->is_start=0; - }else{ - static uint8_t *input_tmp= NULL; - input_tmp= av_realloc(input_tmp, byte_delta + size); - - if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE) - ist->is_start=0; - else - byte_delta= MAX_AUDIO_PACKET_SIZE - size; - - memset(input_tmp, 0, byte_delta); - memcpy(input_tmp + byte_delta, buf, size); - buf= input_tmp; - size += byte_delta; - if(verbose > 2) - fprintf(stderr, "adding %d audio samples of silence\n", (int)delta); - } - }else if(audio_sync_method>1){ - int comp= av_clip(delta, -audio_sync_method, audio_sync_method); - assert(ost->audio_resample); - if(verbose > 2) - fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate); -// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2)); - av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate); - } - } - }else - ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate) - - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong - - if (ost->audio_resample) { - buftmp = audio_buf; - size_out = audio_resample(ost->resample, - (short *)buftmp, (short *)buf, - size / (ist->st->codec->channels * 2)); - size_out = size_out * enc->channels * 2; - } else { - buftmp = buf; - size_out = size; - } - - /* now encode as many frames as possible */ - if (enc->frame_size > 1) { - /* output resampled raw samples */ - av_fifo_write(&ost->fifo, buftmp, size_out); - - frame_bytes = enc->frame_size * 2 * enc->channels; - - while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) { - AVPacket pkt; - av_init_packet(&pkt); - - ret = avcodec_encode_audio(enc, audio_out, audio_out_size, - (short *)audio_buf); - audio_size += ret; - pkt.stream_index= ost->index; - pkt.data= audio_out; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - pkt.flags |= PKT_FLAG_KEY; - write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); - - ost->sync_opts += enc->frame_size; - } - } else { - AVPacket pkt; - av_init_packet(&pkt); - - ost->sync_opts += size_out / (2 * enc->channels); - - /* output a pcm frame */ - /* XXX: change encoding codec API to avoid this ? */ - switch(enc->codec->id) { - case CODEC_ID_PCM_S32LE: - case CODEC_ID_PCM_S32BE: - case CODEC_ID_PCM_U32LE: - case CODEC_ID_PCM_U32BE: - size_out = size_out << 1; - break; - case CODEC_ID_PCM_S24LE: - case CODEC_ID_PCM_S24BE: - case CODEC_ID_PCM_U24LE: - case CODEC_ID_PCM_U24BE: - case CODEC_ID_PCM_S24DAUD: - size_out = size_out / 2 * 3; - break; - case CODEC_ID_PCM_S16LE: - case CODEC_ID_PCM_S16BE: - case CODEC_ID_PCM_U16LE: - case CODEC_ID_PCM_U16BE: - break; - default: - size_out = size_out >> 1; - break; - } - ret = avcodec_encode_audio(enc, audio_out, size_out, - (short *)buftmp); - audio_size += ret; - pkt.stream_index= ost->index; - pkt.data= audio_out; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - pkt.flags |= PKT_FLAG_KEY; - write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); - } -} - -static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp) -{ - AVCodecContext *dec; - AVPicture *picture2; - AVPicture picture_tmp; - uint8_t *buf = 0; - - dec = ist->st->codec; - - /* deinterlace : must be done before any resize */ - if (do_deinterlace || using_vhook) { - int size; - - /* create temporary picture */ - size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); - buf = av_malloc(size); - if (!buf) - return; - - picture2 = &picture_tmp; - avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height); - - if (do_deinterlace){ - if(avpicture_deinterlace(picture2, picture, - dec->pix_fmt, dec->width, dec->height) < 0) { - /* if error, do not deinterlace */ - av_free(buf); - buf = NULL; - picture2 = picture; - } - } else { - av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height); - } - } else { - picture2 = picture; - } - - frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height, - 1000000 * ist->pts / AV_TIME_BASE); - - if (picture != picture2) - *picture = *picture2; - *bufp = buf; -} - -/* we begin to correct av delay at this threshold */ -#define AV_DELAY_MAX 0.100 - -static void do_subtitle_out(AVFormatContext *s, - AVOutputStream *ost, - AVInputStream *ist, - AVSubtitle *sub, - int64_t pts) -{ - static uint8_t *subtitle_out = NULL; - int subtitle_out_max_size = 65536; - int subtitle_out_size, nb, i; - AVCodecContext *enc; - AVPacket pkt; - - if (pts == AV_NOPTS_VALUE) { - fprintf(stderr, "Subtitle packets must have a pts\n"); - return; - } - - enc = ost->st->codec; - - if (!subtitle_out) { - subtitle_out = av_malloc(subtitle_out_max_size); - } - - /* Note: DVB subtitle need one packet to draw them and one other - packet to clear them */ - /* XXX: signal it in the codec context ? */ - if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) - nb = 2; - else - nb = 1; - - for(i = 0; i < nb; i++) { - subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out, - subtitle_out_max_size, sub); - - av_init_packet(&pkt); - pkt.stream_index = ost->index; - pkt.data = subtitle_out; - pkt.size = subtitle_out_size; - pkt.pts = av_rescale_q(av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base); - if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) { - /* XXX: the pts correction is handled here. Maybe handling - it in the codec would be better */ - if (i == 0) - pkt.pts += 90 * sub->start_display_time; - else - pkt.pts += 90 * sub->end_display_time; - } - write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); - } -} - -static int bit_buffer_size= 1024*256; -static uint8_t *bit_buffer= NULL; - -static void do_video_out(AVFormatContext *s, - AVOutputStream *ost, - AVInputStream *ist, - AVFrame *in_picture, - int *frame_size) -{ - int nb_frames, i, ret; - AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src; - AVFrame picture_crop_temp, picture_pad_temp; - AVCodecContext *enc, *dec; - - avcodec_get_frame_defaults(&picture_crop_temp); - avcodec_get_frame_defaults(&picture_pad_temp); - - enc = ost->st->codec; - dec = ist->st->codec; - - /* by default, we output a single frame */ - nb_frames = 1; - - *frame_size = 0; - - if(video_sync_method){ - double vdelta; - vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts; - //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c - if (vdelta < -1.1) - nb_frames = 0; - else if (vdelta > 1.1) - nb_frames = lrintf(vdelta); -//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames); - if (nb_frames == 0){ - ++nb_frames_drop; - if (verbose>2) - fprintf(stderr, "*** drop!\n"); - }else if (nb_frames > 1) { - nb_frames_dup += nb_frames; - if (verbose>2) - fprintf(stderr, "*** %d dup!\n", nb_frames-1); - } - }else - ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base)); - - nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number); - if (nb_frames <= 0) - return; - - if (ost->video_crop) { - if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) { - av_log(NULL, AV_LOG_ERROR, "error cropping picture\n"); - return; - } - formatted_picture = &picture_crop_temp; - } else { - formatted_picture = in_picture; - } - - final_picture = formatted_picture; - padding_src = formatted_picture; - resampling_dst = &ost->pict_tmp; - if (ost->video_pad) { - final_picture = &ost->pict_tmp; - if (ost->video_resample) { - if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) { - av_log(NULL, AV_LOG_ERROR, "error padding picture\n"); - return; - } - resampling_dst = &picture_pad_temp; - } - } - - if (ost->video_resample) { - padding_src = NULL; - final_picture = &ost->pict_tmp; - sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize, - 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize); - } - - if (ost->video_pad) { - av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src, - enc->height, enc->width, enc->pix_fmt, - ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor); - } - - /* duplicates frame if needed */ - for(i=0;i<nb_frames;i++) { - AVPacket pkt; - av_init_packet(&pkt); - pkt.stream_index= ost->index; - - if (s->oformat->flags & AVFMT_RAWPICTURE) { - /* raw pictures are written as AVPicture structure to - avoid any copies. We support temorarily the older - method. */ - AVFrame* old_frame = enc->coded_frame; - enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack - pkt.data= (uint8_t *)final_picture; - pkt.size= sizeof(AVPicture); - if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - if(dec->coded_frame && dec->coded_frame->key_frame) - pkt.flags |= PKT_FLAG_KEY; - - write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); - enc->coded_frame = old_frame; - } else { - AVFrame big_picture; - - big_picture= *final_picture; - /* better than nothing: use input picture interlaced - settings */ - big_picture.interlaced_frame = in_picture->interlaced_frame; - if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){ - if(top_field_first == -1) - big_picture.top_field_first = in_picture->top_field_first; - else - big_picture.top_field_first = top_field_first; - } - - /* handles sameq here. This is not correct because it may - not be a global option */ - if (same_quality) { - big_picture.quality = ist->st->quality; - }else - big_picture.quality = ost->st->quality; - if(!me_threshold) - big_picture.pict_type = 0; -// big_picture.pts = AV_NOPTS_VALUE; - big_picture.pts= ost->sync_opts; -// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den); -//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts); - ret = avcodec_encode_video(enc, - bit_buffer, bit_buffer_size, - &big_picture); - if (ret == -1) { - fprintf(stderr, "Video encoding failed\n"); - exit(1); - } - //enc->frame_number = enc->real_pict_num; - if(ret>0){ - pkt.data= bit_buffer; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); -/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n", - pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1, - pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/ - - if(enc->coded_frame && enc->coded_frame->key_frame) - pkt.flags |= PKT_FLAG_KEY; - write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); - *frame_size = ret; - //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d", - // enc->frame_number-1, enc->real_pict_num, ret, - // enc->pict_type); - /* if two pass, output log */ - if (ost->logfile && enc->stats_out) { - fprintf(ost->logfile, "%s", enc->stats_out); - } - } - } - ost->sync_opts++; - ost->frame_number++; - } -} - -static double psnr(double d){ - if(d==0) return INFINITY; - return -10.0*log(d)/log(10.0); -} - -static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, - int frame_size) -{ - static FILE *fvstats=NULL; - char filename[40]; - time_t today2; - struct tm *today; - AVCodecContext *enc; - int frame_number; - int64_t ti; - double ti1, bitrate, avg_bitrate; - - if (!fvstats) { - today2 = time(NULL); - today = localtime(&today2); - snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour, - today->tm_min, - today->tm_sec); - fvstats = fopen(filename,"w"); - if (!fvstats) { - perror("fopen"); - exit(1); - } - } - - ti = INT64_MAX; - enc = ost->st->codec; - if (enc->codec_type == CODEC_TYPE_VIDEO) { - frame_number = ost->frame_number; - fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); - if (enc->flags&CODEC_FLAG_PSNR) - fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0))); - - fprintf(fvstats,"f_size= %6d ", frame_size); - /* compute pts value */ - ti1 = ost->sync_opts * av_q2d(enc->time_base); - if (ti1 < 0.01) - ti1 = 0.01; - - bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; - avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; - fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", - (double)video_size / 1024, ti1, bitrate, avg_bitrate); - fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type)); - } -} - -static void print_report(AVFormatContext **output_files, - AVOutputStream **ost_table, int nb_ostreams, - int is_last_report) -{ - char buf[1024]; - AVOutputStream *ost; - AVFormatContext *oc, *os; - int64_t total_size; - AVCodecContext *enc; - int frame_number, vid, i; - double bitrate, ti1, pts; - static int64_t last_time = -1; - static int qp_histogram[52]; - - if (!is_last_report) { - int64_t cur_time; - /* display the report every 0.5 seconds */ - cur_time = av_gettime(); - if (last_time == -1) { - last_time = cur_time; - return; - } - if ((cur_time - last_time) < 500000) - return; - last_time = cur_time; - } - - - oc = output_files[0]; - - total_size = url_ftell(&oc->pb); - - buf[0] = '\0'; - ti1 = 1e10; - vid = 0; - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - os = output_files[ost->file_index]; - enc = ost->st->codec; - if (vid && enc->codec_type == CODEC_TYPE_VIDEO) { - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", - enc->coded_frame->quality/(float)FF_QP2LAMBDA); - } - if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) { - float t = (av_gettime()-timer_start) / 1000000.0; - - frame_number = ost->frame_number; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ", - frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, - enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1); - if(is_last_report) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); - if(qp_hist && enc->coded_frame){ - int j; - int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA); - if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int)) - qp_histogram[qp]++; - for(j=0; j<32; j++) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2))); - } - if (enc->flags&CODEC_FLAG_PSNR){ - int j; - double error, error_sum=0; - double scale, scale_sum=0; - char type[3]= {'Y','U','V'}; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); - for(j=0; j<3; j++){ - if(is_last_report){ - error= enc->error[j]; - scale= enc->width*enc->height*255.0*255.0*frame_number; - }else{ - error= enc->coded_frame->error[j]; - scale= enc->width*enc->height*255.0*255.0; - } - if(j) scale/=4; - error_sum += error; - scale_sum += scale; - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale)); - } - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum)); - } - vid = 1; - } - /* compute min output value */ - pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den; - if ((pts < ti1) && (pts > 0)) - ti1 = pts; - } - if (ti1 < 0.01) - ti1 = 0.01; - - if (verbose || is_last_report) { - bitrate = (double)(total_size * 8) / ti1 / 1000.0; - - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), - "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s", - (double)total_size / 1024, ti1, bitrate); - - if (verbose > 1) - snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", - nb_frames_dup, nb_frames_drop); - - if (verbose >= 0) - fprintf(stderr, "%s \r", buf); - - fflush(stderr); - } - - if (is_last_report && verbose >= 0){ - int64_t raw= audio_size + video_size + extra_size; - fprintf(stderr, "\n"); - fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n", - video_size/1024.0, - audio_size/1024.0, - extra_size/1024.0, - 100.0*(total_size - raw)/raw - ); - } -} - -/* pkt = NULL means EOF (needed to flush decoder buffers) */ -static int output_packet(AVInputStream *ist, int ist_index, - AVOutputStream **ost_table, int nb_ostreams, - const AVPacket *pkt) -{ - AVFormatContext *os; - AVOutputStream *ost; - uint8_t *ptr; - int len, ret, i; - uint8_t *data_buf; - int data_size, got_picture; - AVFrame picture; - void *buffer_to_free; - static unsigned int samples_size= 0; - static short *samples= NULL; - AVSubtitle subtitle, *subtitle_to_free; - int got_subtitle; - - if(!pkt){ - ist->pts= ist->next_pts; // needed for last packet if vsync=0 - } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too - ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); - } else { -// assert(ist->pts == ist->next_pts); - } - - if (pkt == NULL) { - /* EOF handling */ - ptr = NULL; - len = 0; - goto handle_eof; - } - - len = pkt->size; - ptr = pkt->data; - while (len > 0) { - handle_eof: - /* decode the packet if needed */ - data_buf = NULL; /* fail safe */ - data_size = 0; - subtitle_to_free = NULL; - if (ist->decoding_needed) { - switch(ist->st->codec->codec_type) { - case CODEC_TYPE_AUDIO:{ - if(pkt) - samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)); - data_size= samples_size; - /* XXX: could avoid copy if PCM 16 bits with same - endianness as CPU */ - ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size, - ptr, len); - if (ret < 0) - goto fail_decode; - ptr += ret; - len -= ret; - /* Some bug in mpeg audio decoder gives */ - /* data_size < 0, it seems they are overflows */ - if (data_size <= 0) { - /* no audio frame */ - continue; - } - data_buf = (uint8_t *)samples; - ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) / - (ist->st->codec->sample_rate * ist->st->codec->channels); - break;} - case CODEC_TYPE_VIDEO: - data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2; - /* XXX: allocate picture correctly */ - avcodec_get_frame_defaults(&picture); - - ret = avcodec_decode_video(ist->st->codec, - &picture, &got_picture, ptr, len); - ist->st->quality= picture.quality; - if (ret < 0) - goto fail_decode; - if (!got_picture) { - /* no picture yet */ - goto discard_packet; - } - if (ist->st->codec->time_base.num != 0) { - ist->next_pts += ((int64_t)AV_TIME_BASE * - ist->st->codec->time_base.num) / - ist->st->codec->time_base.den; - } - len = 0; - break; - case CODEC_TYPE_SUBTITLE: - ret = avcodec_decode_subtitle(ist->st->codec, - &subtitle, &got_subtitle, ptr, len); - if (ret < 0) - goto fail_decode; - if (!got_subtitle) { - goto discard_packet; - } - subtitle_to_free = &subtitle; - len = 0; - break; - default: - goto fail_decode; - } - } else { - switch(ist->st->codec->codec_type) { - case CODEC_TYPE_AUDIO: - ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) / - (ist->st->codec->sample_rate * ist->st->codec->channels); - break; - case CODEC_TYPE_VIDEO: - if (ist->st->codec->time_base.num != 0) { - ist->next_pts += ((int64_t)AV_TIME_BASE * - ist->st->codec->time_base.num) / - ist->st->codec->time_base.den; - } - break; - } - data_buf = ptr; - data_size = len; - ret = len; - len = 0; - } - - buffer_to_free = NULL; - if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) { - pre_process_video_frame(ist, (AVPicture *)&picture, - &buffer_to_free); - } - - // preprocess audio (volume) - if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) { - if (audio_volume != 256) { - short *volp; - volp = samples; - for(i=0;i<(data_size / sizeof(short));i++) { - int v = ((*volp) * audio_volume + 128) >> 8; - if (v < -32768) v = -32768; - if (v > 32767) v = 32767; - *volp++ = v; - } - } - } - - /* frame rate emulation */ - if (ist->st->codec->rate_emu) { - int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den); - int64_t now = av_gettime() - ist->start; - if (pts > now) - usleep(pts - now); - - ist->frame++; - } - -#if 0 - /* mpeg PTS deordering : if it is a P or I frame, the PTS - is the one of the next displayed one */ - /* XXX: add mpeg4 too ? */ - if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) { - if (ist->st->codec->pict_type != B_TYPE) { - int64_t tmp; - tmp = ist->last_ip_pts; - ist->last_ip_pts = ist->frac_pts.val; - ist->frac_pts.val = tmp; - } - } -#endif - /* if output time reached then transcode raw format, - encode packets and output them */ - if (start_time == 0 || ist->pts >= start_time) - for(i=0;i<nb_ostreams;i++) { - int frame_size; - - ost = ost_table[i]; - if (ost->source_index == ist_index) { - os = output_files[ost->file_index]; - -#if 0 - printf("%d: got pts=%0.3f %0.3f\n", i, - (double)pkt->pts / AV_TIME_BASE, - ((double)ist->pts / AV_TIME_BASE) - - ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den)); -#endif - /* set the input output pts pairs */ - //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE; - - if (ost->encoding_needed) { - switch(ost->st->codec->codec_type) { - case CODEC_TYPE_AUDIO: - do_audio_out(os, ost, ist, data_buf, data_size); - break; - case CODEC_TYPE_VIDEO: - do_video_out(os, ost, ist, &picture, &frame_size); - video_size += frame_size; - if (do_vstats && frame_size) - do_video_stats(os, ost, frame_size); - break; - case CODEC_TYPE_SUBTITLE: - do_subtitle_out(os, ost, ist, &subtitle, - pkt->pts); - break; - default: - av_abort(); - } - } else { - AVFrame avframe; //FIXME/XXX remove this - AVPacket opkt; - av_init_packet(&opkt); - - /* no reencoding needed : output the packet directly */ - /* force the input stream PTS */ - - avcodec_get_frame_defaults(&avframe); - ost->st->codec->coded_frame= &avframe; - avframe.key_frame = pkt->flags & PKT_FLAG_KEY; - - if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO) - audio_size += data_size; - else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) { - video_size += data_size; - ost->sync_opts++; - } - - opkt.stream_index= ost->index; - if(pkt->pts != AV_NOPTS_VALUE) - opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base); - else - opkt.pts= AV_NOPTS_VALUE; - - { - int64_t dts; - if (pkt->dts == AV_NOPTS_VALUE) - dts = ist->next_pts; - else - dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); - opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base); - } - opkt.flags= pkt->flags; - - //FIXME remove the following 2 lines they shall be replaced by the bitstream filters - if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY)) - opkt.destruct= av_destruct_packet; - - write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]); - ost->st->codec->frame_number++; - ost->frame_number++; - av_free_packet(&opkt); - } - } - } - av_free(buffer_to_free); - /* XXX: allocate the subtitles in the codec ? */ - if (subtitle_to_free) { - if (subtitle_to_free->rects != NULL) { - for (i = 0; i < subtitle_to_free->num_rects; i++) { - av_free(subtitle_to_free->rects[i].bitmap); - av_free(subtitle_to_free->rects[i].rgba_palette); - } - av_freep(&subtitle_to_free->rects); - } - subtitle_to_free->num_rects = 0; - subtitle_to_free = NULL; - } - } - discard_packet: - if (pkt == NULL) { - /* EOF handling */ - - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost->source_index == ist_index) { - AVCodecContext *enc= ost->st->codec; - os = output_files[ost->file_index]; - - if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1) - continue; - if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE)) - continue; - - if (ost->encoding_needed) { - for(;;) { - AVPacket pkt; - int fifo_bytes; - av_init_packet(&pkt); - pkt.stream_index= ost->index; - - switch(ost->st->codec->codec_type) { - case CODEC_TYPE_AUDIO: - fifo_bytes = av_fifo_size(&ost->fifo); - ret = 0; - /* encode any samples remaining in fifo */ - if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) { - int fs_tmp = enc->frame_size; - enc->frame_size = fifo_bytes / (2 * enc->channels); - if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) { - ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples); - } - enc->frame_size = fs_tmp; - } - if(ret <= 0) { - ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL); - } - audio_size += ret; - pkt.flags |= PKT_FLAG_KEY; - break; - case CODEC_TYPE_VIDEO: - ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL); - video_size += ret; - if(enc->coded_frame && enc->coded_frame->key_frame) - pkt.flags |= PKT_FLAG_KEY; - if (ost->logfile && enc->stats_out) { - fprintf(ost->logfile, "%s", enc->stats_out); - } - break; - default: - ret=-1; - } - - if(ret<=0) - break; - pkt.data= bit_buffer; - pkt.size= ret; - if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) - pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); - write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]); - } - } - } - } - } - - return 0; - fail_decode: - return -1; -} - - -/* - * The following code is the main loop of the file converter - */ -static int av_encode(AVFormatContext **output_files, - int nb_output_files, - AVFormatContext **input_files, - int nb_input_files, - AVStreamMap *stream_maps, int nb_stream_maps) -{ - int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0; - AVFormatContext *is, *os; - AVCodecContext *codec, *icodec; - AVOutputStream *ost, **ost_table = NULL; - AVInputStream *ist, **ist_table = NULL; - AVInputFile *file_table; - int key; - - file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile)); - if (!file_table) - goto fail; - - /* input stream init */ - j = 0; - for(i=0;i<nb_input_files;i++) { - is = input_files[i]; - file_table[i].ist_index = j; - file_table[i].nb_streams = is->nb_streams; - j += is->nb_streams; - } - nb_istreams = j; - - ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *)); - if (!ist_table) - goto fail; - - for(i=0;i<nb_istreams;i++) { - ist = av_mallocz(sizeof(AVInputStream)); - if (!ist) - goto fail; - ist_table[i] = ist; - } - j = 0; - for(i=0;i<nb_input_files;i++) { - is = input_files[i]; - for(k=0;k<is->nb_streams;k++) { - ist = ist_table[j++]; - ist->st = is->streams[k]; - ist->file_index = i; - ist->index = k; - ist->discard = 1; /* the stream is discarded by default - (changed later) */ - - if (ist->st->codec->rate_emu) { - ist->start = av_gettime(); - ist->frame = 0; - } - } - } - - /* output stream init */ - nb_ostreams = 0; - for(i=0;i<nb_output_files;i++) { - os = output_files[i]; - if (!os->nb_streams) { - fprintf(stderr, "Output file does not contain any stream\n"); - exit(1); - } - nb_ostreams += os->nb_streams; - } - if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) { - fprintf(stderr, "Number of stream maps must match number of output streams\n"); - exit(1); - } - - /* Sanity check the mapping args -- do the input files & streams exist? */ - for(i=0;i<nb_stream_maps;i++) { - int fi = stream_maps[i].file_index; - int si = stream_maps[i].stream_index; - - if (fi < 0 || fi > nb_input_files - 1 || - si < 0 || si > file_table[fi].nb_streams - 1) { - fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si); - exit(1); - } - fi = stream_maps[i].sync_file_index; - si = stream_maps[i].sync_stream_index; - if (fi < 0 || fi > nb_input_files - 1 || - si < 0 || si > file_table[fi].nb_streams - 1) { - fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si); - exit(1); - } - } - - ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams); - if (!ost_table) - goto fail; - for(i=0;i<nb_ostreams;i++) { - ost = av_mallocz(sizeof(AVOutputStream)); - if (!ost) - goto fail; - ost_table[i] = ost; - } - - n = 0; - for(k=0;k<nb_output_files;k++) { - os = output_files[k]; - for(i=0;i<os->nb_streams;i++) { - int found; - ost = ost_table[n++]; - ost->file_index = k; - ost->index = i; - ost->st = os->streams[i]; - if (nb_stream_maps > 0) { - ost->source_index = file_table[stream_maps[n-1].file_index].ist_index + - stream_maps[n-1].stream_index; - - /* Sanity check that the stream types match */ - if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) { - fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n", - stream_maps[n-1].file_index, stream_maps[n-1].stream_index, - ost->file_index, ost->index); - exit(1); - } - - } else { - /* get corresponding input stream index : we select the first one with the right type */ - found = 0; - for(j=0;j<nb_istreams;j++) { - ist = ist_table[j]; - if (ist->discard && - ist->st->codec->codec_type == ost->st->codec->codec_type) { - ost->source_index = j; - found = 1; - break; - } - } - - if (!found) { - /* try again and reuse existing stream */ - for(j=0;j<nb_istreams;j++) { - ist = ist_table[j]; - if (ist->st->codec->codec_type == ost->st->codec->codec_type) { - ost->source_index = j; - found = 1; - } - } - if (!found) { - fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n", - ost->file_index, ost->index); - exit(1); - } - } - } - ist = ist_table[ost->source_index]; - ist->discard = 0; - ost->sync_ist = (nb_stream_maps > 0) ? - ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index + - stream_maps[n-1].sync_stream_index] : ist; - } - } - - /* for each output stream, we compute the right encoding parameters */ - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - ist = ist_table[ost->source_index]; - - codec = ost->st->codec; - icodec = ist->st->codec; - - if (ost->st->stream_copy) { - /* if stream_copy is selected, no need to decode or encode */ - codec->codec_id = icodec->codec_id; - codec->codec_type = icodec->codec_type; - if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag; - codec->bit_rate = icodec->bit_rate; - codec->extradata= icodec->extradata; - codec->extradata_size= icodec->extradata_size; - if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000) - codec->time_base = icodec->time_base; - else - codec->time_base = ist->st->time_base; - switch(codec->codec_type) { - case CODEC_TYPE_AUDIO: - codec->sample_rate = icodec->sample_rate; - codec->channels = icodec->channels; - codec->frame_size = icodec->frame_size; - codec->block_align= icodec->block_align; - break; - case CODEC_TYPE_VIDEO: - if(using_vhook) { - fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n"); - exit(1); - } - codec->pix_fmt = icodec->pix_fmt; - codec->width = icodec->width; - codec->height = icodec->height; - codec->has_b_frames = icodec->has_b_frames; - break; - case CODEC_TYPE_SUBTITLE: - break; - default: - av_abort(); - } - } else { - switch(codec->codec_type) { - case CODEC_TYPE_AUDIO: - if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE)) - goto fail; - - if (codec->channels == icodec->channels && - codec->sample_rate == icodec->sample_rate) { - ost->audio_resample = 0; - } else { - if (codec->channels != icodec->channels && - (icodec->codec_id == CODEC_ID_AC3 || - icodec->codec_id == CODEC_ID_DTS)) { - /* Special case for 5:1 AC3 and DTS input */ - /* and mono or stereo output */ - /* Request specific number of channels */ - icodec->channels = codec->channels; - if (codec->sample_rate == icodec->sample_rate) - ost->audio_resample = 0; - else { - ost->audio_resample = 1; - } - } else { - ost->audio_resample = 1; - } - } - if(audio_sync_method>1) - ost->audio_resample = 1; - - if(ost->audio_resample){ - ost->resample = audio_resample_init(codec->channels, icodec->channels, - codec->sample_rate, icodec->sample_rate); - if(!ost->resample){ - printf("Can't resample. Aborting.\n"); - av_abort(); - } - } - ist->decoding_needed = 1; - ost->encoding_needed = 1; - break; - case CODEC_TYPE_VIDEO: - ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0); - ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0); - ost->video_resample = ((codec->width != icodec->width - - (frame_leftBand + frame_rightBand) + - (frame_padleft + frame_padright)) || - (codec->height != icodec->height - - (frame_topBand + frame_bottomBand) + - (frame_padtop + frame_padbottom)) || - (codec->pix_fmt != icodec->pix_fmt)); - if (ost->video_crop) { - ost->topBand = frame_topBand; - ost->leftBand = frame_leftBand; - } - if (ost->video_pad) { - ost->padtop = frame_padtop; - ost->padleft = frame_padleft; - ost->padbottom = frame_padbottom; - ost->padright = frame_padright; - if (!ost->video_resample) { - avcodec_get_frame_defaults(&ost->pict_tmp); - if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt, - codec->width, codec->height ) ) - goto fail; - } - } - if (ost->video_resample) { - avcodec_get_frame_defaults(&ost->pict_tmp); - if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt, - codec->width, codec->height ) ) { - fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n"); - exit(1); - } - ost->img_resample_ctx = sws_getContext( - icodec->width - (frame_leftBand + frame_rightBand), - icodec->height - (frame_topBand + frame_bottomBand), - icodec->pix_fmt, - codec->width - (frame_padleft + frame_padright), - codec->height - (frame_padtop + frame_padbottom), - codec->pix_fmt, - sws_flags, NULL, NULL, NULL); - if (ost->img_resample_ctx == NULL) { - fprintf(stderr, "Cannot get resampling context\n"); - exit(1); - } - ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand); - } - ost->encoding_needed = 1; - ist->decoding_needed = 1; - break; - case CODEC_TYPE_SUBTITLE: - ost->encoding_needed = 1; - ist->decoding_needed = 1; - break; - default: - av_abort(); - break; - } - /* two pass mode */ - if (ost->encoding_needed && - (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) { - char logfilename[1024]; - FILE *f; - int size; - char *logbuffer; - - snprintf(logfilename, sizeof(logfilename), "%s-%d.log", - pass_logfilename ? - pass_logfilename : DEFAULT_PASS_LOGFILENAME, i); - if (codec->flags & CODEC_FLAG_PASS1) { - f = fopen(logfilename, "w"); - if (!f) { - perror(logfilename); - exit(1); - } - ost->logfile = f; - } else { - /* read the log file */ - f = fopen(logfilename, "r"); - if (!f) { - perror(logfilename); - exit(1); - } - fseek(f, 0, SEEK_END); - size = ftell(f); - fseek(f, 0, SEEK_SET); - logbuffer = av_malloc(size + 1); - if (!logbuffer) { - fprintf(stderr, "Could not allocate log buffer\n"); - exit(1); - } - size = fread(logbuffer, 1, size, f); - fclose(f); - logbuffer[size] = '\0'; - codec->stats_in = logbuffer; - } - } - } - if(codec->codec_type == CODEC_TYPE_VIDEO){ - int size= codec->width * codec->height; - bit_buffer_size= FFMAX(bit_buffer_size, 4*size); - } - } - - if (!bit_buffer) - bit_buffer = av_malloc(bit_buffer_size); - if (!bit_buffer) - goto fail; - - /* dump the file output parameters - cannot be done before in case - of stream copy */ - for(i=0;i<nb_output_files;i++) { - dump_format(output_files[i], i, output_files[i]->filename, 1); - } - - /* dump the stream mapping */ - if (verbose >= 0) { - fprintf(stderr, "Stream mapping:\n"); - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - fprintf(stderr, " Stream #%d.%d -> #%d.%d", - ist_table[ost->source_index]->file_index, - ist_table[ost->source_index]->index, - ost->file_index, - ost->index); - if (ost->sync_ist != ist_table[ost->source_index]) - fprintf(stderr, " [sync #%d.%d]", - ost->sync_ist->file_index, - ost->sync_ist->index); - fprintf(stderr, "\n"); - } - } - - /* open each encoder */ - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost->encoding_needed) { - AVCodec *codec; - codec = avcodec_find_encoder(ost->st->codec->codec_id); - if (!codec) { - fprintf(stderr, "Unsupported codec for output stream #%d.%d\n", - ost->file_index, ost->index); - exit(1); - } - if (avcodec_open(ost->st->codec, codec) < 0) { - fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n", - ost->file_index, ost->index); - exit(1); - } - extra_size += ost->st->codec->extradata_size; - } - } - - /* open each decoder */ - for(i=0;i<nb_istreams;i++) { - ist = ist_table[i]; - if (ist->decoding_needed) { - AVCodec *codec; - codec = avcodec_find_decoder(ist->st->codec->codec_id); - if (!codec) { - fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n", - ist->st->codec->codec_id, ist->file_index, ist->index); - exit(1); - } - if (avcodec_open(ist->st->codec, codec) < 0) { - fprintf(stderr, "Error while opening codec for input stream #%d.%d\n", - ist->file_index, ist->index); - exit(1); - } - //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) - // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD; - } - } - - /* init pts */ - for(i=0;i<nb_istreams;i++) { - ist = ist_table[i]; - is = input_files[ist->file_index]; - ist->pts = 0; - ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q); - if(ist->st->start_time == AV_NOPTS_VALUE) - ist->next_pts=0; - if(input_files_ts_offset[ist->file_index]) - ist->next_pts= AV_NOPTS_VALUE; - ist->is_start = 1; - } - - /* set meta data information from input file if required */ - for (i=0;i<nb_meta_data_maps;i++) { - AVFormatContext *out_file; - AVFormatContext *in_file; - - int out_file_index = meta_data_maps[i].out_file; - int in_file_index = meta_data_maps[i].in_file; - if ( out_file_index < 0 || out_file_index >= nb_output_files ) { - fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index); - ret = AVERROR(EINVAL); - goto fail; - } - if ( in_file_index < 0 || in_file_index >= nb_input_files ) { - fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index); - ret = AVERROR(EINVAL); - goto fail; - } - - out_file = output_files[out_file_index]; - in_file = input_files[in_file_index]; - - strcpy(out_file->title, in_file->title); - strcpy(out_file->author, in_file->author); - strcpy(out_file->copyright, in_file->copyright); - strcpy(out_file->comment, in_file->comment); - strcpy(out_file->album, in_file->album); - out_file->year = in_file->year; - out_file->track = in_file->track; - strcpy(out_file->genre, in_file->genre); - } - - /* open files and write file headers */ - for(i=0;i<nb_output_files;i++) { - os = output_files[i]; - if (av_write_header(os) < 0) { - fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i); - ret = AVERROR(EINVAL); - goto fail; - } - } - - if ( !using_stdin && verbose >= 0) { - fprintf(stderr, "Press [q] to stop encoding\n"); - url_set_interrupt_cb(decode_interrupt_cb); - } - term_init(); - - key = -1; - timer_start = av_gettime(); - - for(; received_sigterm == 0;) { - int file_index, ist_index; - AVPacket pkt; - double ipts_min; - double opts_min; - - redo: - ipts_min= 1e100; - opts_min= 1e100; - /* if 'q' pressed, exits */ - if (!using_stdin) { - if (q_pressed) - break; - /* read_key() returns 0 on EOF */ - key = read_key(); - if (key == 'q') - break; - } - - /* select the stream that we must read now by looking at the - smallest output pts */ - file_index = -1; - for(i=0;i<nb_ostreams;i++) { - double ipts, opts; - ost = ost_table[i]; - os = output_files[ost->file_index]; - ist = ist_table[ost->source_index]; - if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO) - opts = ost->sync_opts * av_q2d(ost->st->codec->time_base); - else - opts = ost->st->pts.val * av_q2d(ost->st->time_base); - ipts = (double)ist->pts; - if (!file_table[ist->file_index].eof_reached){ - if(ipts < ipts_min) { - ipts_min = ipts; - if(input_sync ) file_index = ist->file_index; - } - if(opts < opts_min) { - opts_min = opts; - if(!input_sync) file_index = ist->file_index; - } - } - if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){ - file_index= -1; - break; - } - } - /* if none, if is finished */ - if (file_index < 0) { - break; - } - - /* finish if recording time exhausted */ - if (recording_time > 0 && opts_min >= (recording_time / 1000000.0)) - break; - - /* finish if limit size exhausted */ - if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb)) - break; - - /* read a frame from it and output it in the fifo */ - is = input_files[file_index]; - if (av_read_frame(is, &pkt) < 0) { - file_table[file_index].eof_reached = 1; - if (opt_shortest) break; else continue; // - } - - if (do_pkt_dump) { - av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump); - } - /* the following test is needed in case new streams appear - dynamically in stream : we ignore them */ - if (pkt.stream_index >= file_table[file_index].nb_streams) - goto discard_packet; - ist_index = file_table[file_index].ist_index + pkt.stream_index; - ist = ist_table[ist_index]; - if (ist->discard) - goto discard_packet; - -// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type); - if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) { - int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts; - if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){ - input_files_ts_offset[ist->file_index]-= delta; - if (verbose > 2) - fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]); - for(i=0; i<file_table[file_index].nb_streams; i++){ - int index= file_table[file_index].ist_index + i; - ist_table[index]->next_pts += delta; - ist_table[index]->is_start=1; - } - } - } - - //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size); - if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) { - - if (verbose >= 0) - fprintf(stderr, "Error while decoding stream #%d.%d\n", - ist->file_index, ist->index); - - av_free_packet(&pkt); - goto redo; - } - - discard_packet: - av_free_packet(&pkt); - - /* dump report by using the output first video and audio streams */ - print_report(output_files, ost_table, nb_ostreams, 0); - } - - /* at the end of stream, we must flush the decoder buffers */ - for(i=0;i<nb_istreams;i++) { - ist = ist_table[i]; - if (ist->decoding_needed) { - output_packet(ist, i, ost_table, nb_ostreams, NULL); - } - } - - term_exit(); - - /* write the trailer if needed and close file */ - for(i=0;i<nb_output_files;i++) { - os = output_files[i]; - av_write_trailer(os); - } - - /* dump report by using the first video and audio streams */ - print_report(output_files, ost_table, nb_ostreams, 1); - - /* close each encoder */ - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost->encoding_needed) { - av_freep(&ost->st->codec->stats_in); - avcodec_close(ost->st->codec); - } - } - - /* close each decoder */ - for(i=0;i<nb_istreams;i++) { - ist = ist_table[i]; - if (ist->decoding_needed) { - avcodec_close(ist->st->codec); - } - } - - /* finished ! */ - - ret = 0; - fail1: - av_freep(&bit_buffer); - av_free(file_table); - - if (ist_table) { - for(i=0;i<nb_istreams;i++) { - ist = ist_table[i]; - av_free(ist); - } - av_free(ist_table); - } - if (ost_table) { - for(i=0;i<nb_ostreams;i++) { - ost = ost_table[i]; - if (ost) { - if (ost->logfile) { - fclose(ost->logfile); - ost->logfile = NULL; - } - av_fifo_free(&ost->fifo); /* works even if fifo is not - initialized but set to zero */ - av_free(ost->pict_tmp.data[0]); - if (ost->video_resample) - sws_freeContext(ost->img_resample_ctx); - if (ost->audio_resample) - audio_resample_close(ost->resample); - av_free(ost); - } - } - av_free(ost_table); - } - return ret; - fail: - ret = AVERROR(ENOMEM); - goto fail1; -} - -#if 0 -int file_read(const char *filename) -{ - URLContext *h; - unsigned char buffer[1024]; - int len, i; - - if (url_open(&h, filename, O_RDONLY) < 0) { - printf("could not open '%s'\n", filename); - return -1; - } - for(;;) { - len = url_read(h, buffer, sizeof(buffer)); - if (len <= 0) - break; - for(i=0;i<len;i++) putchar(buffer[i]); - } - url_close(h); - return 0; -} -#endif - -static void opt_format(const char *arg) -{ - /* compatibility stuff for pgmyuv */ - if (!strcmp(arg, "pgmyuv")) { - pgmyuv_compatibility_hack=1; -// opt_image_format(arg); - arg = "image2"; - fprintf(stderr, "pgmyuv format is deprecated, use image2\n"); - } - - file_iformat = av_find_input_format(arg); - file_oformat = guess_format(arg, NULL, NULL); - if (!file_iformat && !file_oformat) { - fprintf(stderr, "Unknown input or output format: %s\n", arg); - exit(1); - } -} - -static void opt_video_rc_eq(char *arg) -{ - video_rc_eq = arg; -} - -static void opt_video_rc_override_string(char *arg) -{ - video_rc_override_string = arg; -} - -static void opt_me_threshold(const char *arg) -{ - me_threshold = atoi(arg); -} - -static void opt_verbose(const char *arg) -{ - verbose = atoi(arg); - av_log_level = atoi(arg); -} - -static void opt_frame_rate(const char *arg) -{ - if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) { - fprintf(stderr, "Incorrect frame rate\n"); - exit(1); - } -} - -static void opt_frame_crop_top(const char *arg) -{ - frame_topBand = atoi(arg); - if (frame_topBand < 0) { - fprintf(stderr, "Incorrect top crop size\n"); - exit(1); - } - if ((frame_topBand % 2) != 0) { - fprintf(stderr, "Top crop size must be a multiple of 2\n"); - exit(1); - } - if ((frame_topBand) >= frame_height){ - fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n"); - exit(1); - } - frame_height -= frame_topBand; -} - -static void opt_frame_crop_bottom(const char *arg) -{ - frame_bottomBand = atoi(arg); - if (frame_bottomBand < 0) { - fprintf(stderr, "Incorrect bottom crop size\n"); - exit(1); - } - if ((frame_bottomBand % 2) != 0) { - fprintf(stderr, "Bottom crop size must be a multiple of 2\n"); - exit(1); - } - if ((frame_bottomBand) >= frame_height){ - fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n"); - exit(1); - } - frame_height -= frame_bottomBand; -} - -static void opt_frame_crop_left(const char *arg) -{ - frame_leftBand = atoi(arg); - if (frame_leftBand < 0) { - fprintf(stderr, "Incorrect left crop size\n"); - exit(1); - } - if ((frame_leftBand % 2) != 0) { - fprintf(stderr, "Left crop size must be a multiple of 2\n"); - exit(1); - } - if ((frame_leftBand) >= frame_width){ - fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n"); - exit(1); - } - frame_width -= frame_leftBand; -} - -static void opt_frame_crop_right(const char *arg) -{ - frame_rightBand = atoi(arg); - if (frame_rightBand < 0) { - fprintf(stderr, "Incorrect right crop size\n"); - exit(1); - } - if ((frame_rightBand % 2) != 0) { - fprintf(stderr, "Right crop size must be a multiple of 2\n"); - exit(1); - } - if ((frame_rightBand) >= frame_width){ - fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n"); - exit(1); - } - frame_width -= frame_rightBand; -} - -static void opt_frame_size(const char *arg) -{ - if (parse_image_size(&frame_width, &frame_height, arg) < 0) { - fprintf(stderr, "Incorrect frame size\n"); - exit(1); - } - if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { - fprintf(stderr, "Frame size must be a multiple of 2\n"); - exit(1); - } -} - - -#define SCALEBITS 10 -#define ONE_HALF (1 << (SCALEBITS - 1)) -#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5)) - -#define RGB_TO_Y(r, g, b) \ -((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \ - FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS) - -#define RGB_TO_U(r1, g1, b1, shift)\ -(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \ - FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) - -#define RGB_TO_V(r1, g1, b1, shift)\ -(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \ - FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128) - -static void opt_pad_color(const char *arg) { - /* Input is expected to be six hex digits similar to - how colors are expressed in html tags (but without the #) */ - int rgb = strtol(arg, NULL, 16); - int r,g,b; - - r = (rgb >> 16); - g = ((rgb >> 8) & 255); - b = (rgb & 255); - - padcolor[0] = RGB_TO_Y(r,g,b); - padcolor[1] = RGB_TO_U(r,g,b,0); - padcolor[2] = RGB_TO_V(r,g,b,0); -} - -static void opt_frame_pad_top(const char *arg) -{ - frame_padtop = atoi(arg); - if (frame_padtop < 0) { - fprintf(stderr, "Incorrect top pad size\n"); - exit(1); - } - if ((frame_padtop % 2) != 0) { - fprintf(stderr, "Top pad size must be a multiple of 2\n"); - exit(1); - } -} - -static void opt_frame_pad_bottom(const char *arg) -{ - frame_padbottom = atoi(arg); - if (frame_padbottom < 0) { - fprintf(stderr, "Incorrect bottom pad size\n"); - exit(1); - } - if ((frame_padbottom % 2) != 0) { - fprintf(stderr, "Bottom pad size must be a multiple of 2\n"); - exit(1); - } -} - - -static void opt_frame_pad_left(const char *arg) -{ - frame_padleft = atoi(arg); - if (frame_padleft < 0) { - fprintf(stderr, "Incorrect left pad size\n"); - exit(1); - } - if ((frame_padleft % 2) != 0) { - fprintf(stderr, "Left pad size must be a multiple of 2\n"); - exit(1); - } -} - - -static void opt_frame_pad_right(const char *arg) -{ - frame_padright = atoi(arg); - if (frame_padright < 0) { - fprintf(stderr, "Incorrect right pad size\n"); - exit(1); - } - if ((frame_padright % 2) != 0) { - fprintf(stderr, "Right pad size must be a multiple of 2\n"); - exit(1); - } -} - - -static void opt_frame_pix_fmt(const char *arg) -{ - frame_pix_fmt = avcodec_get_pix_fmt(arg); -} - -static void opt_frame_aspect_ratio(const char *arg) -{ - int x = 0, y = 0; - double ar = 0; - const char *p; - - p = strchr(arg, ':'); - if (p) { - x = strtol(arg, (char **)&arg, 10); - if (arg == p) - y = strtol(arg+1, (char **)&arg, 10); - if (x > 0 && y > 0) - ar = (double)x / (double)y; - } else - ar = strtod(arg, (char **)&arg); - - if (!ar) { - fprintf(stderr, "Incorrect aspect ratio specification.\n"); - exit(1); - } - frame_aspect_ratio = ar; -} - -static void opt_qscale(const char *arg) -{ - video_qscale = atof(arg); - if (video_qscale <= 0 || - video_qscale > 255) { - fprintf(stderr, "qscale must be > 0.0 and <= 255\n"); - exit(1); - } -} - -static void opt_qdiff(const char *arg) -{ - video_qdiff = atoi(arg); - if (video_qdiff < 0 || - video_qdiff > 31) { - fprintf(stderr, "qdiff must be >= 1 and <= 31\n"); - exit(1); - } -} - -static void opt_strict(const char *arg) -{ - strict= atoi(arg); -} - -static void opt_top_field_first(const char *arg) -{ - top_field_first= atoi(arg); -} - -static void opt_thread_count(const char *arg) -{ - thread_count= atoi(arg); -#if !defined(HAVE_THREADS) - if (verbose >= 0) - fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n"); -#endif -} - -static void opt_audio_rate(const char *arg) -{ - audio_sample_rate = atoi(arg); -} - -static void opt_audio_channels(const char *arg) -{ - audio_channels = atoi(arg); -} - -static void opt_video_channel(const char *arg) -{ - video_channel = strtol(arg, NULL, 0); -} - -static void opt_video_standard(const char *arg) -{ - video_standard = av_strdup(arg); -} - -static void opt_codec(int *pstream_copy, int *pcodec_id, - int codec_type, const char *arg) -{ - AVCodec *p; - - if (!strcmp(arg, "copy")) { - *pstream_copy = 1; - } else { - p = first_avcodec; - while (p) { - if (!strcmp(p->name, arg) && p->type == codec_type) - break; - p = p->next; - } - if (p == NULL) { - fprintf(stderr, "Unknown codec '%s'\n", arg); - exit(1); - } else { - *pcodec_id = p->id; - } - } -} - -static void opt_audio_codec(const char *arg) -{ - opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg); -} - -static void opt_audio_tag(const char *arg) -{ - char *tail; - audio_codec_tag= strtol(arg, &tail, 0); - - if(!tail || *tail) - audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24); -} - -static void opt_video_tag(const char *arg) -{ - char *tail; - video_codec_tag= strtol(arg, &tail, 0); - - if(!tail || *tail) - video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24); -} - -static void add_frame_hooker(const char *arg) -{ - int argc = 0; - char *argv[64]; - int i; - char *args = av_strdup(arg); - - using_vhook = 1; - - argv[0] = strtok(args, " "); - while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) { - } - - i = frame_hook_add(argc, argv); - - if (i != 0) { - fprintf(stderr, "Failed to add video hook function: %s\n", arg); - exit(1); - } -} - -const char *motion_str[] = { - "zero", - "full", - "log", - "phods", - "epzs", - "x1", - "hex", - "umh", - "iter", - NULL, -}; - -static void opt_motion_estimation(const char *arg) -{ - const char **p; - p = motion_str; - for(;;) { - if (!*p) { - fprintf(stderr, "Unknown motion estimation method '%s'\n", arg); - exit(1); - } - if (!strcmp(*p, arg)) - break; - p++; - } - me_method = (p - motion_str) + 1; -} - -static void opt_video_codec(const char *arg) -{ - opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg); -} - -static void opt_subtitle_codec(const char *arg) -{ - opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg); -} - -static void opt_map(const char *arg) -{ - AVStreamMap *m; - const char *p; - - p = arg; - m = &stream_maps[nb_stream_maps++]; - - m->file_index = strtol(arg, (char **)&p, 0); - if (*p) - p++; - - m->stream_index = strtol(p, (char **)&p, 0); - if (*p) { - p++; - m->sync_file_index = strtol(p, (char **)&p, 0); - if (*p) - p++; - m->sync_stream_index = strtol(p, (char **)&p, 0); - } else { - m->sync_file_index = m->file_index; - m->sync_stream_index = m->stream_index; - } -} - -static void opt_map_meta_data(const char *arg) -{ - AVMetaDataMap *m; - const char *p; - - p = arg; - m = &meta_data_maps[nb_meta_data_maps++]; - - m->out_file = strtol(arg, (char **)&p, 0); - if (*p) - p++; - - m->in_file = strtol(p, (char **)&p, 0); -} - -static void opt_recording_time(const char *arg) -{ - recording_time = parse_date(arg, 1); -} - -static void opt_start_time(const char *arg) -{ - start_time = parse_date(arg, 1); -} - -static void opt_rec_timestamp(const char *arg) -{ - rec_timestamp = parse_date(arg, 0) / 1000000; -} - -static void opt_input_ts_offset(const char *arg) -{ - input_ts_offset = parse_date(arg, 1); -} - -static void opt_input_file(const char *filename) -{ - AVFormatContext *ic; - AVFormatParameters params, *ap = ¶ms; - int err, i, ret, rfps, rfps_base; - int64_t timestamp; - - if (!strcmp(filename, "-")) - filename = "pipe:"; - - using_stdin |= !strncmp(filename, "pipe:", 5) || - !strcmp( filename, "/dev/stdin" ); - - /* get default parameters from command line */ - ic = av_alloc_format_context(); - - memset(ap, 0, sizeof(*ap)); - ap->prealloced_context = 1; - ap->sample_rate = audio_sample_rate; - ap->channels = audio_channels; - ap->time_base.den = frame_rate; - ap->time_base.num = frame_rate_base; - ap->width = frame_width + frame_padleft + frame_padright; - ap->height = frame_height + frame_padtop + frame_padbottom; - ap->pix_fmt = frame_pix_fmt; - ap->channel = video_channel; - ap->standard = video_standard; - ap->video_codec_id = video_codec_id; - ap->audio_codec_id = audio_codec_id; - if(pgmyuv_compatibility_hack) - ap->video_codec_id= CODEC_ID_PGMYUV; - - for(i=0; i<opt_name_count; i++){ - const AVOption *opt; - double d= av_get_double(avformat_opts, opt_names[i], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) - av_set_double(ic, opt_names[i], d); - } - /* open the input file with generic libav function */ - err = av_open_input_file(&ic, filename, file_iformat, 0, ap); - if (err < 0) { - print_error(filename, err); - exit(1); - } - - ic->loop_input = loop_input; - - /* If not enough info to get the stream parameters, we decode the - first frames to get it. (used in mpeg case for example) */ - ret = av_find_stream_info(ic); - if (ret < 0 && verbose >= 0) { - fprintf(stderr, "%s: could not find codec parameters\n", filename); - exit(1); - } - - timestamp = start_time; - /* add the stream start time */ - if (ic->start_time != AV_NOPTS_VALUE) - timestamp += ic->start_time; - - /* if seeking requested, we execute it */ - if (start_time != 0) { - ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); - if (ret < 0) { - fprintf(stderr, "%s: could not seek to position %0.3f\n", - filename, (double)timestamp / AV_TIME_BASE); - } - /* reset seek info */ - start_time = 0; - } - - /* update the current parameters so that they match the one of the input stream */ - for(i=0;i<ic->nb_streams;i++) { - int j; - AVCodecContext *enc = ic->streams[i]->codec; - if(thread_count>1) - avcodec_thread_init(enc, thread_count); - enc->thread_count= thread_count; - switch(enc->codec_type) { - case CODEC_TYPE_AUDIO: - for(j=0; j<opt_name_count; j++){ - const AVOption *opt; - double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) - av_set_double(enc, opt_names[j], d); - } - //fprintf(stderr, "\nInput Audio channels: %d", enc->channels); - audio_channels = enc->channels; - audio_sample_rate = enc->sample_rate; - if(audio_disable) - ic->streams[i]->discard= AVDISCARD_ALL; - break; - case CODEC_TYPE_VIDEO: - for(j=0; j<opt_name_count; j++){ - const AVOption *opt; - double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM)) - av_set_double(enc, opt_names[j], d); - } - frame_height = enc->height; - frame_width = enc->width; - frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height; - frame_pix_fmt = enc->pix_fmt; - rfps = ic->streams[i]->r_frame_rate.num; - rfps_base = ic->streams[i]->r_frame_rate.den; - if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE; - if(me_threshold) - enc->debug |= FF_DEBUG_MV; - - if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) { - - if (verbose >= 0) - fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n", - i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num, - - (float)rfps / rfps_base, rfps, rfps_base); - } - /* update the current frame rate to match the stream frame rate */ - frame_rate = rfps; - frame_rate_base = rfps_base; - - enc->rate_emu = rate_emu; - if(video_disable) - ic->streams[i]->discard= AVDISCARD_ALL; - else if(video_discard) - ic->streams[i]->discard= video_discard; - break; - case CODEC_TYPE_DATA: - break; - case CODEC_TYPE_SUBTITLE: - break; - case CODEC_TYPE_UNKNOWN: - break; - default: - av_abort(); - } - } - - input_files[nb_input_files] = ic; - input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp); - /* dump the file content */ - if (verbose >= 0) - dump_format(ic, nb_input_files, filename, 0); - - nb_input_files++; - file_iformat = NULL; - file_oformat = NULL; - - video_channel = 0; - - rate_emu = 0; -} - -static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr) -{ - int has_video, has_audio, i, j; - AVFormatContext *ic; - - has_video = 0; - has_audio = 0; - for(j=0;j<nb_input_files;j++) { - ic = input_files[j]; - for(i=0;i<ic->nb_streams;i++) { - AVCodecContext *enc = ic->streams[i]->codec; - switch(enc->codec_type) { - case CODEC_TYPE_AUDIO: - has_audio = 1; - break; - case CODEC_TYPE_VIDEO: - has_video = 1; - break; - case CODEC_TYPE_DATA: - case CODEC_TYPE_UNKNOWN: - case CODEC_TYPE_SUBTITLE: - break; - default: - av_abort(); - } - } - } - *has_video_ptr = has_video; - *has_audio_ptr = has_audio; -} - -static void new_video_stream(AVFormatContext *oc) -{ - AVStream *st; - AVCodecContext *video_enc; - int codec_id; - - st = av_new_stream(oc, oc->nb_streams); - if (!st) { - fprintf(stderr, "Could not alloc stream\n"); - exit(1); - } - avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO); - bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters; - video_bitstream_filters= NULL; - - if(thread_count>1) - avcodec_thread_init(st->codec, thread_count); - - video_enc = st->codec; - - if(video_codec_tag) - video_enc->codec_tag= video_codec_tag; - - if( (video_global_header&1) - || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){ - video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; - avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER; - } - if(video_global_header&2){ - video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER; - avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER; - } - - if (video_stream_copy) { - st->stream_copy = 1; - video_enc->codec_type = CODEC_TYPE_VIDEO; - } else { - char *p; - int i; - AVCodec *codec; - - codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO); - if (video_codec_id != CODEC_ID_NONE) - codec_id = video_codec_id; - - video_enc->codec_id = codec_id; - codec = avcodec_find_encoder(codec_id); - - for(i=0; i<opt_name_count; i++){ - const AVOption *opt; - double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) - av_set_double(video_enc, opt_names[i], d); - } - - video_enc->time_base.den = frame_rate; - video_enc->time_base.num = frame_rate_base; - if(codec && codec->supported_framerates){ - const AVRational *p= codec->supported_framerates; - AVRational req= (AVRational){frame_rate, frame_rate_base}; - const AVRational *best=NULL; - AVRational best_error= (AVRational){INT_MAX, 1}; - for(; p->den!=0; p++){ - AVRational error= av_sub_q(req, *p); - if(error.num <0) error.num *= -1; - if(av_cmp_q(error, best_error) < 0){ - best_error= error; - best= p; - } - } - video_enc->time_base.den= best->num; - video_enc->time_base.num= best->den; - } - - video_enc->width = frame_width + frame_padright + frame_padleft; - video_enc->height = frame_height + frame_padtop + frame_padbottom; - video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255); - video_enc->pix_fmt = frame_pix_fmt; - - if(codec && codec->pix_fmts){ - const enum PixelFormat *p= codec->pix_fmts; - for(; *p!=-1; p++){ - if(*p == video_enc->pix_fmt) - break; - } - if(*p == -1) - video_enc->pix_fmt = codec->pix_fmts[0]; - } - - if (intra_only) - video_enc->gop_size = 0; - if (video_qscale || same_quality) { - video_enc->flags |= CODEC_FLAG_QSCALE; - video_enc->global_quality= - st->quality = FF_QP2LAMBDA * video_qscale; - } - - if(intra_matrix) - video_enc->intra_matrix = intra_matrix; - if(inter_matrix) - video_enc->inter_matrix = inter_matrix; - - video_enc->max_qdiff = video_qdiff; - video_enc->rc_eq = video_rc_eq; - video_enc->thread_count = thread_count; - p= video_rc_override_string; - for(i=0; p; i++){ - int start, end, q; - int e=sscanf(p, "%d,%d,%d", &start, &end, &q); - if(e!=3){ - fprintf(stderr, "error parsing rc_override\n"); - exit(1); - } - video_enc->rc_override= - av_realloc(video_enc->rc_override, - sizeof(RcOverride)*(i+1)); - video_enc->rc_override[i].start_frame= start; - video_enc->rc_override[i].end_frame = end; - if(q>0){ - video_enc->rc_override[i].qscale= q; - video_enc->rc_override[i].quality_factor= 1.0; - } - else{ - video_enc->rc_override[i].qscale= 0; - video_enc->rc_override[i].quality_factor= -q/100.0; - } - p= strchr(p, '/'); - if(p) p++; - } - video_enc->rc_override_count=i; - if (!video_enc->rc_initial_buffer_occupancy) - video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4; - video_enc->me_threshold= me_threshold; - video_enc->intra_dc_precision= intra_dc_precision - 8; - video_enc->strict_std_compliance = strict; - - if (do_psnr) - video_enc->flags|= CODEC_FLAG_PSNR; - - video_enc->me_method = me_method; - - /* two pass mode */ - if (do_pass) { - if (do_pass == 1) { - video_enc->flags |= CODEC_FLAG_PASS1; - } else { - video_enc->flags |= CODEC_FLAG_PASS2; - } - } - } - - /* reset some key parameters */ - video_disable = 0; - video_codec_id = CODEC_ID_NONE; - video_stream_copy = 0; -} - -static void new_audio_stream(AVFormatContext *oc) -{ - AVStream *st; - AVCodecContext *audio_enc; - int codec_id, i; - - st = av_new_stream(oc, oc->nb_streams); - if (!st) { - fprintf(stderr, "Could not alloc stream\n"); - exit(1); - } - avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO); - - bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters; - audio_bitstream_filters= NULL; - - if(thread_count>1) - avcodec_thread_init(st->codec, thread_count); - - audio_enc = st->codec; - audio_enc->codec_type = CODEC_TYPE_AUDIO; - audio_enc->strict_std_compliance = strict; - - if(audio_codec_tag) - audio_enc->codec_tag= audio_codec_tag; - - if (oc->oformat->flags & AVFMT_GLOBALHEADER) { - audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; - avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER; - } - if (audio_stream_copy) { - st->stream_copy = 1; - audio_enc->channels = audio_channels; - } else { - codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO); - - for(i=0; i<opt_name_count; i++){ - const AVOption *opt; - double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) - av_set_double(audio_enc, opt_names[i], d); - } - - if (audio_codec_id != CODEC_ID_NONE) - codec_id = audio_codec_id; - audio_enc->codec_id = codec_id; - - if (audio_qscale > QSCALE_NONE) { - audio_enc->flags |= CODEC_FLAG_QSCALE; - audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale; - } - audio_enc->thread_count = thread_count; - audio_enc->channels = audio_channels; - } - audio_enc->sample_rate = audio_sample_rate; - audio_enc->time_base= (AVRational){1, audio_sample_rate}; - if (audio_language) { - pstrcpy(st->language, sizeof(st->language), audio_language); - av_free(audio_language); - audio_language = NULL; - } - - /* reset some key parameters */ - audio_disable = 0; - audio_codec_id = CODEC_ID_NONE; - audio_stream_copy = 0; -} - -static void opt_new_subtitle_stream(void) -{ - AVFormatContext *oc; - AVStream *st; - AVCodecContext *subtitle_enc; - int i; - - if (nb_output_files <= 0) { - fprintf(stderr, "At least one output file must be specified\n"); - exit(1); - } - oc = output_files[nb_output_files - 1]; - - st = av_new_stream(oc, oc->nb_streams); - if (!st) { - fprintf(stderr, "Could not alloc stream\n"); - exit(1); - } - avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE); - - subtitle_enc = st->codec; - subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE; - if (subtitle_stream_copy) { - st->stream_copy = 1; - } else { - for(i=0; i<opt_name_count; i++){ - const AVOption *opt; - double d= av_get_double(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) - av_set_double(subtitle_enc, opt_names[i], d); - } - subtitle_enc->codec_id = subtitle_codec_id; - } - - if (subtitle_language) { - pstrcpy(st->language, sizeof(st->language), subtitle_language); - av_free(subtitle_language); - subtitle_language = NULL; - } - - subtitle_codec_id = CODEC_ID_NONE; - subtitle_stream_copy = 0; -} - -static void opt_new_audio_stream(void) -{ - AVFormatContext *oc; - if (nb_output_files <= 0) { - fprintf(stderr, "At least one output file must be specified\n"); - exit(1); - } - oc = output_files[nb_output_files - 1]; - new_audio_stream(oc); -} - -static void opt_new_video_stream(void) -{ - AVFormatContext *oc; - if (nb_output_files <= 0) { - fprintf(stderr, "At least one output file must be specified\n"); - exit(1); - } - oc = output_files[nb_output_files - 1]; - new_video_stream(oc); -} - -static void opt_output_file(const char *filename) -{ - AVFormatContext *oc; - int use_video, use_audio, input_has_video, input_has_audio, i; - AVFormatParameters params, *ap = ¶ms; - - if (!strcmp(filename, "-")) - filename = "pipe:"; - - oc = av_alloc_format_context(); - - if (!file_oformat) { - file_oformat = guess_format(NULL, filename, NULL); - if (!file_oformat) { - fprintf(stderr, "Unable for find a suitable output format for '%s'\n", - filename); - exit(1); - } - } - - oc->oformat = file_oformat; - pstrcpy(oc->filename, sizeof(oc->filename), filename); - - if (!strcmp(file_oformat->name, "ffm") && - strstart(filename, "http:", NULL)) { - /* special case for files sent to ffserver: we get the stream - parameters from ffserver */ - if (read_ffserver_streams(oc, filename) < 0) { - fprintf(stderr, "Could not read stream parameters from '%s'\n", filename); - exit(1); - } - } else { - use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_id != CODEC_ID_NONE; - use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_id != CODEC_ID_NONE; - - /* disable if no corresponding type found and at least one - input file */ - if (nb_input_files > 0) { - check_audio_video_inputs(&input_has_video, &input_has_audio); - if (!input_has_video) - use_video = 0; - if (!input_has_audio) - use_audio = 0; - } - - /* manual disable */ - if (audio_disable) { - use_audio = 0; - } - if (video_disable) { - use_video = 0; - } - - if (use_video) { - new_video_stream(oc); - } - - if (use_audio) { - new_audio_stream(oc); - } - - oc->timestamp = rec_timestamp; - - if (str_title) - pstrcpy(oc->title, sizeof(oc->title), str_title); - if (str_author) - pstrcpy(oc->author, sizeof(oc->author), str_author); - if (str_copyright) - pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright); - if (str_comment) - pstrcpy(oc->comment, sizeof(oc->comment), str_comment); - if (str_album) - pstrcpy(oc->album, sizeof(oc->album), str_album); - } - - output_files[nb_output_files++] = oc; - - /* check filename in case of an image number is expected */ - if (oc->oformat->flags & AVFMT_NEEDNUMBER) { - if (!av_filename_number_test(oc->filename)) { - print_error(oc->filename, AVERROR_NUMEXPECTED); - exit(1); - } - } - - if (!(oc->oformat->flags & AVFMT_NOFILE)) { - /* test if it already exists to avoid loosing precious files */ - if (!file_overwrite && - (strchr(filename, ':') == NULL || - strstart(filename, "file:", NULL))) { - if (url_exist(filename)) { - int c; - - if ( !using_stdin ) { - fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename); - fflush(stderr); - c = getchar(); - if (toupper(c) != 'Y') { - fprintf(stderr, "Not overwriting - exiting\n"); - exit(1); - } - } - else { - fprintf(stderr,"File '%s' already exists. Exiting.\n", filename); - exit(1); - } - } - } - - /* open the file */ - if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) { - fprintf(stderr, "Could not open '%s'\n", filename); - exit(1); - } - } - - memset(ap, 0, sizeof(*ap)); - if (av_set_parameters(oc, ap) < 0) { - fprintf(stderr, "%s: Invalid encoding parameters\n", - oc->filename); - exit(1); - } - - oc->preload= (int)(mux_preload*AV_TIME_BASE); - oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE); - oc->loop_output = loop_output; - - for(i=0; i<opt_name_count; i++){ - const AVOption *opt; - double d = av_get_double(avformat_opts, opt_names[i], &opt); - if(d==d && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM)) - av_set_double(oc, opt_names[i], d); - } - - /* reset some options */ - file_oformat = NULL; - file_iformat = NULL; -} - -/* same option as mencoder */ -static void opt_pass(const char *pass_str) -{ - int pass; - pass = atoi(pass_str); - if (pass != 1 && pass != 2) { - fprintf(stderr, "pass number can be only 1 or 2\n"); - exit(1); - } - do_pass = pass; -} - -#if defined(__MINGW32__) || defined(CONFIG_OS2) -static int64_t getutime(void) -{ - return av_gettime(); -} -#else -static int64_t getutime(void) -{ - struct rusage rusage; - - getrusage(RUSAGE_SELF, &rusage); - return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec; -} -#endif - -#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER) -extern int ffm_nopts; -#endif - -static void show_formats(void) -{ - AVInputFormat *ifmt; - AVOutputFormat *ofmt; - URLProtocol *up; - AVCodec *p, *p2; - const char **pp, *last_name; - - printf("File formats:\n"); - last_name= "000"; - for(;;){ - int decode=0; - int encode=0; - const char *name=NULL; - const char *long_name=NULL; - - for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) { - if((name == NULL || strcmp(ofmt->name, name)<0) && - strcmp(ofmt->name, last_name)>0){ - name= ofmt->name; - long_name= ofmt->long_name; - encode=1; - } - } - for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) { - if((name == NULL || strcmp(ifmt->name, name)<0) && - strcmp(ifmt->name, last_name)>0){ - name= ifmt->name; - long_name= ifmt->long_name; - encode=0; - } - if(name && strcmp(ifmt->name, name)==0) - decode=1; - } - if(name==NULL) - break; - last_name= name; - - printf( - " %s%s %-15s %s\n", - decode ? "D":" ", - encode ? "E":" ", - name, - long_name ? long_name:" "); - } - printf("\n"); - - printf("Codecs:\n"); - last_name= "000"; - for(;;){ - int decode=0; - int encode=0; - int cap=0; - const char *type_str; - - p2=NULL; - for(p = first_avcodec; p != NULL; p = p->next) { - if((p2==NULL || strcmp(p->name, p2->name)<0) && - strcmp(p->name, last_name)>0){ - p2= p; - decode= encode= cap=0; - } - if(p2 && strcmp(p->name, p2->name)==0){ - if(p->decode) decode=1; - if(p->encode) encode=1; - cap |= p->capabilities; - } - } - if(p2==NULL) - break; - last_name= p2->name; - - switch(p2->type) { - case CODEC_TYPE_VIDEO: - type_str = "V"; - break; - case CODEC_TYPE_AUDIO: - type_str = "A"; - break; - case CODEC_TYPE_SUBTITLE: - type_str = "S"; - break; - default: - type_str = "?"; - break; - } - printf( - " %s%s%s%s%s%s %s", - decode ? "D": (/*p2->decoder ? "d":*/" "), - encode ? "E":" ", - type_str, - cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ", - cap & CODEC_CAP_DR1 ? "D":" ", - cap & CODEC_CAP_TRUNCATED ? "T":" ", - p2->name); - /* if(p2->decoder && decode==0) - printf(" use %s for decoding", p2->decoder->name);*/ - printf("\n"); - } - printf("\n"); - - printf("Supported file protocols:\n"); - for(up = first_protocol; up != NULL; up = up->next) - printf(" %s:", up->name); - printf("\n"); - - printf("Frame size, frame rate abbreviations:\n ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n"); - printf("Motion estimation methods:\n"); - pp = motion_str; - while (*pp) { - printf(" %s", *pp); - if ((pp - motion_str + 1) == ME_ZERO) - printf("(fastest)"); - else if ((pp - motion_str + 1) == ME_FULL) - printf("(slowest)"); - else if ((pp - motion_str + 1) == ME_EPZS) - printf("(default)"); - pp++; - } - printf("\n\n"); - printf( -"Note, the names of encoders and decoders dont always match, so there are\n" -"several cases where the above table shows encoder only or decoder only entries\n" -"even though both encoding and decoding are supported for example, the h263\n" -"decoder corresponds to the h263 and h263p encoders, for file formats its even\n" -"worse\n"); - exit(1); -} - -static void parse_matrix_coeffs(uint16_t *dest, const char *str) -{ - int i; - const char *p = str; - for(i = 0;; i++) { - dest[i] = atoi(p); - if(i == 63) - break; - p = strchr(p, ','); - if(!p) { - fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i); - exit(1); - } - p++; - } -} - -static void opt_inter_matrix(const char *arg) -{ - inter_matrix = av_mallocz(sizeof(uint16_t) * 64); - parse_matrix_coeffs(inter_matrix, arg); -} - -static void opt_intra_matrix(const char *arg) -{ - intra_matrix = av_mallocz(sizeof(uint16_t) * 64); - parse_matrix_coeffs(intra_matrix, arg); -} - -static void opt_target(const char *arg) -{ - int norm = -1; - static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"}; - - if(!strncmp(arg, "pal-", 4)) { - norm = 0; - arg += 4; - } else if(!strncmp(arg, "ntsc-", 5)) { - norm = 1; - arg += 5; - } else if(!strncmp(arg, "film-", 5)) { - norm = 2; - arg += 5; - } else { - int fr; - /* Calculate FR via float to avoid int overflow */ - fr = (int)(frame_rate * 1000.0 / frame_rate_base); - if(fr == 25000) { - norm = 0; - } else if((fr == 29970) || (fr == 23976)) { - norm = 1; - } else { - /* Try to determine PAL/NTSC by peeking in the input files */ - if(nb_input_files) { - int i, j; - for(j = 0; j < nb_input_files; j++) { - for(i = 0; i < input_files[j]->nb_streams; i++) { - AVCodecContext *c = input_files[j]->streams[i]->codec; - if(c->codec_type != CODEC_TYPE_VIDEO) - continue; - fr = c->time_base.den * 1000 / c->time_base.num; - if(fr == 25000) { - norm = 0; - break; - } else if((fr == 29970) || (fr == 23976)) { - norm = 1; - break; - } - } - if(norm >= 0) - break; - } - } - } - if(verbose && norm >= 0) - fprintf(stderr, "Assuming %s for target.\n", norm ? "NTSC" : "PAL"); - } - - if(norm < 0) { - fprintf(stderr, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n"); - fprintf(stderr, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n"); - fprintf(stderr, "or set a framerate with \"-r xxx\".\n"); - exit(1); - } - - if(!strcmp(arg, "vcd")) { - - opt_video_codec("mpeg1video"); - opt_audio_codec("mp2"); - opt_format("vcd"); - - opt_frame_size(norm ? "352x240" : "352x288"); - opt_frame_rate(frame_rates[norm]); - opt_default("gop", norm ? "18" : "15"); - - opt_default("b", "1150000"); - opt_default("maxrate", "1150000"); - opt_default("minrate", "1150000"); - opt_default("bufsize", "327680"); // 40*1024*8; - - opt_default("ab", "224000"); - audio_sample_rate = 44100; - audio_channels = 2; - - opt_default("packetsize", "2324"); - opt_default("muxrate", "1411200"); // 2352 * 75 * 8; - - /* We have to offset the PTS, so that it is consistent with the SCR. - SCR starts at 36000, but the first two packs contain only padding - and the first pack from the other stream, respectively, may also have - been written before. - So the real data starts at SCR 36000+3*1200. */ - mux_preload= (36000+3*1200) / 90000.0; //0.44 - } else if(!strcmp(arg, "svcd")) { - - opt_video_codec("mpeg2video"); - opt_audio_codec("mp2"); - opt_format("svcd"); - - opt_frame_size(norm ? "480x480" : "480x576"); - opt_frame_rate(frame_rates[norm]); - opt_default("gop", norm ? "18" : "15"); - - opt_default("b", "2040000"); - opt_default("maxrate", "2516000"); - opt_default("minrate", "0"); //1145000; - opt_default("bufsize", "1835008"); //224*1024*8; - opt_default("flags", "+SCAN_OFFSET"); - - - opt_default("ab", "224000"); - audio_sample_rate = 44100; - - opt_default("packetsize", "2324"); - - } else if(!strcmp(arg, "dvd")) { - - opt_video_codec("mpeg2video"); - opt_audio_codec("ac3"); - opt_format("dvd"); - - opt_frame_size(norm ? "720x480" : "720x576"); - opt_frame_rate(frame_rates[norm]); - opt_default("gop", norm ? "18" : "15"); - - opt_default("b", "6000000"); - opt_default("maxrate", "9000000"); - opt_default("minrate", "0"); //1500000; - opt_default("bufsize", "1835008"); //224*1024*8; - - opt_default("packetsize", "2048"); // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack. - opt_default("muxrate", "10080000"); // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8 - - opt_default("ab", "448000"); - audio_sample_rate = 48000; - - } else if(!strncmp(arg, "dv", 2)) { - - opt_format("dv"); - - opt_frame_size(norm ? "720x480" : "720x576"); - opt_frame_pix_fmt(!strncmp(arg, "dv50", 4) ? "yuv422p" : - (norm ? "yuv411p" : "yuv420p")); - opt_frame_rate(frame_rates[norm]); - - audio_sample_rate = 48000; - audio_channels = 2; - - } else { - fprintf(stderr, "Unknown target: %s\n", arg); - exit(1); - } -} - -static void opt_video_bsf(const char *arg) -{ - AVBitStreamFilterContext *bsfc= av_bitstream_filter_init(arg); //FIXME split name and args for filter at '=' - AVBitStreamFilterContext **bsfp; - - if(!bsfc){ - fprintf(stderr, "Unknown bitstream filter %s\n", arg); - exit(1); - } - - bsfp= &video_bitstream_filters; - while(*bsfp) - bsfp= &(*bsfp)->next; - - *bsfp= bsfc; -} - -//FIXME avoid audio - video code duplication -static void opt_audio_bsf(const char *arg) -{ - AVBitStreamFilterContext *bsfc= av_bitstream_filter_init(arg); //FIXME split name and args for filter at '=' - AVBitStreamFilterContext **bsfp; - - if(!bsfc){ - fprintf(stderr, "Unknown bitstream filter %s\n", arg); - exit(1); - } - - bsfp= &audio_bitstream_filters; - while(*bsfp) - bsfp= &(*bsfp)->next; - - *bsfp= bsfc; -} - -static void show_version(void) -{ - /* TODO: add function interface to avutil and avformat */ - fprintf(stderr, "ffmpeg " FFMPEG_VERSION "\n" - "libavutil %d\n" - "libavcodec %d\n" - "libavformat %d\n", - LIBAVUTIL_BUILD, avcodec_build(), LIBAVFORMAT_BUILD); - exit(1); -} - -static int opt_default(const char *opt, const char *arg){ - int type; - const AVOption *o= NULL; - int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0}; - - for(type=0; type<CODEC_TYPE_NB; type++){ - const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]); - if(o2) - o = av_set_string(avctx_opts[type], opt, arg); - } - if(!o) - o = av_set_string(avformat_opts, opt, arg); - if(!o){ - if(opt[0] == 'a') - o = av_set_string(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg); - else if(opt[0] == 'v') - o = av_set_string(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg); - else if(opt[0] == 's') - o = av_set_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg); - } - if(!o) - return -1; - -// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avctx_opts, opt, NULL), (int)av_get_int(avctx_opts, opt, NULL)); - - //FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this - opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1)); - opt_names[opt_name_count++]= o->name; - -#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER) - /* disable generate of real time pts in ffm (need to be supressed anyway) */ - if(avctx_opts[0]->flags & CODEC_FLAG_BITEXACT) - ffm_nopts = 1; -#endif - - if(avctx_opts[0]->debug) - av_log_level = AV_LOG_DEBUG; - return 0; -} - -const OptionDef options[] = { - /* main options */ - { "L", 0, {(void*)show_license}, "show license" }, - { "h", 0, {(void*)show_help}, "show help" }, - { "version", 0, {(void*)show_version}, "show version" }, - { "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." }, - { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, - { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" }, - { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, - { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream[:syncfile:syncstream]" }, - { "map_meta_data", HAS_ARG | OPT_EXPERT, {(void*)opt_map_meta_data}, "set meta data information of outfile from infile", "outfile:infile" }, - { "t", HAS_ARG, {(void*)opt_recording_time}, "set the recording time", "duration" }, - { "fs", HAS_ARG | OPT_INT64, {(void*)&limit_filesize}, "set the limit file size in bytes", "limit_size" }, // - { "ss", HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" }, - { "itsoffset", HAS_ARG, {(void*)opt_input_ts_offset}, "set the input ts offset", "time_off" }, - { "title", HAS_ARG | OPT_STRING, {(void*)&str_title}, "set the title", "string" }, - { "timestamp", HAS_ARG, {(void*)&opt_rec_timestamp}, "set the timestamp", "time" }, - { "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" }, - { "copyright", HAS_ARG | OPT_STRING, {(void*)&str_copyright}, "set the copyright", "string" }, - { "comment", HAS_ARG | OPT_STRING, {(void*)&str_comment}, "set the comment", "string" }, - { "album", HAS_ARG | OPT_STRING, {(void*)&str_album}, "set the album", "string" }, - { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark}, - "add timings for benchmarking" }, - { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump}, - "dump each input packet" }, - { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump}, - "when dumping packets, also dump the payload" }, - { "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" }, - { "loop_input", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" }, - { "loop_output", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&loop_output}, "number of times to loop output in formats that support looping (0 loops forever)", "" }, - { "v", HAS_ARG, {(void*)opt_verbose}, "control amount of logging", "verbose" }, - { "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" }, - { "threads", HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" }, - { "vsync", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_sync_method}, "video sync method", "" }, - { "async", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&audio_sync_method}, "audio sync method", "" }, - { "vglobal", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&video_global_header}, "video global header storage type", "" }, - { "copyts", OPT_BOOL | OPT_EXPERT, {(void*)©_ts}, "copy timestamps" }, - { "shortest", OPT_BOOL | OPT_EXPERT, {(void*)&opt_shortest}, "finish encoding within shortest input" }, // - { "dts_delta_threshold", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&dts_delta_threshold}, "timestamp discontinuity delta threshold", "" }, - - /* video options */ - { "vframes", OPT_INT | HAS_ARG | OPT_VIDEO, {(void*)&max_frames[CODEC_TYPE_VIDEO]}, "set the number of video frames to record", "number" }, - { "dframes", OPT_INT | HAS_ARG, {(void*)&max_frames[CODEC_TYPE_DATA]}, "set the number of data frames to record", "number" }, - { "r", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" }, - { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, - { "aspect", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_aspect_ratio}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" }, - { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" }, - { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_top}, "set top crop band size (in pixels)", "size" }, - { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_bottom}, "set bottom crop band size (in pixels)", "size" }, - { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_left}, "set left crop band size (in pixels)", "size" }, - { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_right}, "set right crop band size (in pixels)", "size" }, - { "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_top}, "set top pad band size (in pixels)", "size" }, - { "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_bottom}, "set bottom pad band size (in pixels)", "size" }, - { "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_left}, "set left pad band size (in pixels)", "size" }, - { "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_right}, "set right pad band size (in pixels)", "size" }, - { "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad_color}, "set color of pad bands (Hex 000000 thru FFFFFF)", "color" }, - { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"}, - { "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" }, - { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" }, - { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantizer scale (VBR)", "q" }, - { "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantizer scale (VBR)", "q" }, - { "rc_eq", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_eq}, "set rate control equation", "equation" }, - { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" }, - { "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" }, - { "me", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_motion_estimation}, "set motion estimation method", - "method" }, - { "me_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "" }, - { "strict", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_strict}, "how strictly to follow the standards", "strictness" }, - { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality}, - "use same video quality as source (implies VBR)" }, - { "pass", HAS_ARG | OPT_VIDEO, {(void*)&opt_pass}, "select the pass number (1 or 2)", "n" }, - { "passlogfile", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void*)&pass_logfilename}, "select two pass log file name", "file" }, - { "deinterlace", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_deinterlace}, - "deinterlace pictures" }, - { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" }, - { "vstats", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_vstats}, "dump video coding statistics to file" }, - { "vhook", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)add_frame_hooker}, "insert video processing module", "module" }, - { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" }, - { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" }, - { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" }, - { "dc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_dc_precision}, "intra_dc_precision", "precision" }, - { "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_tag}, "force video tag/fourcc", "fourcc/tag" }, - { "newvideo", OPT_VIDEO, {(void*)opt_new_video_stream}, "add a new video stream to the current output stream" }, - { "qphist", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&qp_hist }, "show QP histogram" }, - - /* audio options */ - { "aframes", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&max_frames[CODEC_TYPE_AUDIO]}, "set the number of audio frames to record", "number" }, - { "aq", OPT_FLOAT | HAS_ARG | OPT_AUDIO, {(void*)&audio_qscale}, "set audio quality (codec-specific)", "quality", }, - { "ar", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" }, - { "ac", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" }, - { "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" }, - { "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" }, - { "atag", HAS_ARG | OPT_EXPERT | OPT_AUDIO, {(void*)opt_audio_tag}, "force audio tag/fourcc", "fourcc/tag" }, - { "vol", OPT_INT | HAS_ARG | OPT_AUDIO, {(void*)&audio_volume}, "change audio volume (256=normal)" , "volume" }, // - { "newaudio", OPT_AUDIO, {(void*)opt_new_audio_stream}, "add a new audio stream to the current output stream" }, - { "alang", HAS_ARG | OPT_STRING | OPT_AUDIO, {(void *)&audio_language}, "set the ISO 639 language code (3 letters) of the current audio stream" , "code" }, - - /* subtitle options */ - { "scodec", HAS_ARG | OPT_SUBTITLE, {(void*)opt_subtitle_codec}, "force subtitle codec ('copy' to copy stream)", "codec" }, - { "newsubtitle", OPT_SUBTITLE, {(void*)opt_new_subtitle_stream}, "add a new subtitle stream to the current output stream" }, - { "slang", HAS_ARG | OPT_STRING | OPT_SUBTITLE, {(void *)&subtitle_language}, "set the ISO 639 language code (3 letters) of the current subtitle stream" , "code" }, - - /* grab options */ - { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "set video grab channel (DV1394 only)", "channel" }, - { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "set television standard (NTSC, PAL (SECAM))", "standard" }, - { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" }, - - /* muxer options */ - { "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_max_delay}, "set the maximum demux-decode delay", "seconds" }, - { "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT, {(void*)&mux_preload}, "set the initial demux-decode delay", "seconds" }, - - { "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT, {(void*)opt_audio_bsf}, "", "bitstream filter" }, - { "vbsf", HAS_ARG | OPT_VIDEO | OPT_EXPERT, {(void*)opt_video_bsf}, "", "bitstream filter" }, - - { "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" }, - { NULL, }, -}; - -static void show_banner(void) -{ - fprintf(stderr, "FFmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2007 Fabrice Bellard, et al.\n"); - fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n"); - fprintf(stderr, " libavutil version: " AV_STRINGIFY(LIBAVUTIL_VERSION) "\n"); - fprintf(stderr, " libavcodec version: " AV_STRINGIFY(LIBAVCODEC_VERSION) "\n"); - fprintf(stderr, " libavformat version: " AV_STRINGIFY(LIBAVFORMAT_VERSION) "\n"); - fprintf(stderr, " built on " __DATE__ " " __TIME__); -#ifdef __GNUC__ - fprintf(stderr, ", gcc: " __VERSION__ "\n"); -#else - fprintf(stderr, ", using a non-gcc compiler\n"); -#endif -} - -static void show_license(void) -{ - show_banner(); -#ifdef CONFIG_GPL - printf( - "FFmpeg is free software; you can redistribute it and/or modify\n" - "it under the terms of the GNU General Public License as published by\n" - "the Free Software Foundation; either version 2 of the License, or\n" - "(at your option) any later version.\n" - "\n" - "FFmpeg is distributed in the hope that it will be useful,\n" - "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" - "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" - "GNU General Public License for more details.\n" - "\n" - "You should have received a copy of the GNU General Public License\n" - "along with FFmpeg; if not, write to the Free Software\n" - "Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\n" - ); -#else - printf( - "FFmpeg is free software; you can redistribute it and/or\n" - "modify it under the terms of the GNU Lesser General Public\n" - "License as published by the Free Software Foundation; either\n" - "version 2.1 of the License, or (at your option) any later version.\n" - "\n" - "FFmpeg is distributed in the hope that it will be useful,\n" - "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" - "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n" - "Lesser General Public License for more details.\n" - "\n" - "You should have received a copy of the GNU Lesser General Public\n" - "License along with FFmpeg; if not, write to the Free Software\n" - "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n" - ); -#endif - exit(1); -} - -static void show_help(void) -{ - show_banner(); - printf("usage: ffmpeg [[infile options] -i infile]... {[outfile options] outfile}...\n" - "Hyper fast Audio and Video encoder\n"); - printf("\n"); - show_help_options(options, "Main options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO, 0); - show_help_options(options, "\nVideo options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_VIDEO); - show_help_options(options, "\nAdvanced Video options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_VIDEO | OPT_EXPERT); - show_help_options(options, "\nAudio options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_AUDIO); - show_help_options(options, "\nAdvanced Audio options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_AUDIO | OPT_EXPERT); - show_help_options(options, "\nSubtitle options:\n", - OPT_SUBTITLE | OPT_GRAB, - OPT_SUBTITLE); - show_help_options(options, "\nAudio/Video grab options:\n", - OPT_GRAB, - OPT_GRAB); - show_help_options(options, "\nAdvanced options:\n", - OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB, - OPT_EXPERT); - av_opt_show(avctx_opts[0], NULL); - av_opt_show(avformat_opts, NULL); - - exit(1); -} - -void parse_arg_file(const char *filename) -{ - opt_output_file(filename); -} - -int main(int argc, char **argv) -{ - int i; - int64_t ti; - - av_register_all(); - - for(i=0; i<CODEC_TYPE_NB; i++){ - avctx_opts[i]= avcodec_alloc_context2(i); - } - avformat_opts = av_alloc_format_context(); - - if (argc <= 1) - show_help(); - else - show_banner(); - - /* parse options */ - parse_options(argc, argv, options); - - /* file converter / grab */ - if (nb_output_files <= 0) { - fprintf(stderr, "Must supply at least one output file\n"); - exit(1); - } - - if (nb_input_files == 0) { - fprintf(stderr, "Must supply at least one input file\n"); - exit(1); - } - - ti = getutime(); - av_encode(output_files, nb_output_files, input_files, nb_input_files, - stream_maps, nb_stream_maps); - ti = getutime() - ti; - if (do_benchmark) { - printf("bench: utime=%0.3fs\n", ti / 1000000.0); - } - - /* close files */ - for(i=0;i<nb_output_files;i++) { - /* maybe av_close_output_file ??? */ - AVFormatContext *s = output_files[i]; - int j; - if (!(s->oformat->flags & AVFMT_NOFILE)) - url_fclose(&s->pb); - for(j=0;j<s->nb_streams;j++) { - av_free(s->streams[j]->codec); - av_free(s->streams[j]); - } - av_free(s); - } - for(i=0;i<nb_input_files;i++) - av_close_input_file(input_files[i]); - - av_free_static(); - - av_free(intra_matrix); - av_free(inter_matrix); - av_free(opt_names); - -#ifdef CONFIG_POWERPC_PERF - extern void powerpc_display_perf_report(void); - powerpc_display_perf_report(); -#endif /* CONFIG_POWERPC_PERF */ - - if (received_sigterm) { - fprintf(stderr, - "Received signal %d: terminating.\n", - (int) received_sigterm); - exit (255); - } - - exit(0); /* not all OS-es handle main() return value */ - return 0; -} |