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Diffstat (limited to 'src/libxinevdec/foovideo.c')
-rw-r--r-- | src/libxinevdec/foovideo.c | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/src/libxinevdec/foovideo.c b/src/libxinevdec/foovideo.c deleted file mode 100644 index 6e1fd0ac3..000000000 --- a/src/libxinevdec/foovideo.c +++ /dev/null @@ -1,305 +0,0 @@ -/* - * Copyright (C) 2000-2003 the xine project - * - * This file is part of xine, a free video player. - * - * xine is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * xine 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * foovideo.c: This is a reference video decoder for the xine multimedia - * player. It really works too! It will output frames of packed YUY2 data - * where each byte in the map is the same value, which is 3 larger than the - * value from the last frame. This creates a slowly rotating solid color - * frame when the frames are played in succession. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <unistd.h> - -#include "xine_internal.h" -#include "video_out.h" -#include "buffer.h" -#include "xineutils.h" -#include "bswap.h" - -#define VIDEOBUFSIZE 128*1024 - -typedef struct { - video_decoder_class_t decoder_class; -} foovideo_class_t; - -typedef struct foovideo_decoder_s { - video_decoder_t video_decoder; /* parent video decoder structure */ - - foovideo_class_t *class; - xine_stream_t *stream; - - /* these are traditional variables in a video decoder object */ - uint64_t video_step; /* frame duration in pts units */ - int decoder_ok; /* current decoder status */ - int skipframes; - - unsigned char *buf; /* the accumulated buffer data */ - int bufsize; /* the maximum size of buf */ - int size; /* the current size of buf */ - - int width; /* the width of a video frame */ - int height; /* the height of a video frame */ - double ratio; /* the width to height ratio */ - - /* these are variables exclusive to the foo video decoder */ - unsigned char current_yuv_byte; - -} foovideo_decoder_t; - -/************************************************************************** - * foovideo specific decode functions - *************************************************************************/ - -/************************************************************************** - * xine video plugin functions - *************************************************************************/ - -/* - * This function receives a buffer of data from the demuxer layer and - * figures out how to handle it based on its header flags. - */ -static void foovideo_decode_data (video_decoder_t *this_gen, - buf_element_t *buf) { - - foovideo_decoder_t *this = (foovideo_decoder_t *) this_gen; - xine_bmiheader *bih; - - vo_frame_t *img; /* video out frame */ - - /* a video decoder does not care about this flag (?) */ - if (buf->decoder_flags & BUF_FLAG_PREVIEW) - return; - - if (buf->decoder_flags & BUF_FLAG_FRAMERATE) { - this->video_step = buf->decoder_info[0]; - _x_stream_info_set(this->stream, XINE_STREAM_INFO_FRAME_DURATION, this->video_step); - } - - if (buf->decoder_flags & BUF_FLAG_STDHEADER) { /* need to initialize */ - (this->stream->video_out->open) (this->stream->video_out, this->stream); - - if(this->buf) - free(this->buf); - - bih = (xine_bmiheader *) buf->content; - this->width = bih->biWidth; - this->height = bih->biHeight; - this->ratio = (double)this->width/(double)this->height; - - if (this->buf) - free (this->buf); - this->bufsize = VIDEOBUFSIZE; - this->buf = malloc(this->bufsize); - this->size = 0; - - /* take this opportunity to load the stream/meta info */ - _x_meta_info_set_utf8(this->stream, XINE_META_INFO_VIDEOCODEC, "foovideo"); - - /* do anything else relating to initializing this decoder */ - this->current_yuv_byte = 0; - - this->decoder_ok = 1; - - return; - } else if (this->decoder_ok) { - - if (this->size + buf->size > this->bufsize) { - this->bufsize = this->size + 2 * buf->size; - this->buf = realloc (this->buf, this->bufsize); - } - - xine_fast_memcpy (&this->buf[this->size], buf->content, buf->size); - - this->size += buf->size; - - if (buf->decoder_flags & BUF_FLAG_FRAME_END) { - - img = this->stream->video_out->get_frame (this->stream->video_out, - this->width, this->height, - this->ratio, - XINE_IMGFMT_YUY2, VO_BOTH_FIELDS); - - img->duration = this->video_step; - img->pts = buf->pts; - img->bad_frame = 0; - - memset(img->base[0], this->current_yuv_byte, - this->width * this->height * 2); - this->current_yuv_byte += 3; - - img->draw(img, this->stream); - img->free(img); - - this->size = 0; - } - } -} - -/* - * This function is called when xine needs to flush the system. - */ -static void foovideo_flush (video_decoder_t *this_gen) { -} - -/* - * This function resets the video decoder. - */ -static void foovideo_reset (video_decoder_t *this_gen) { - foovideo_decoder_t *this = (foovideo_decoder_t *) this_gen; - - this->size = 0; -} - -/* - * The decoder should forget any stored pts values here. - */ -static void foovideo_discontinuity (video_decoder_t *this_gen) { - foovideo_decoder_t *this = (foovideo_decoder_t *) this_gen; - -} - -/* - * This function frees the video decoder instance allocated to the decoder. - */ -static void foovideo_dispose (video_decoder_t *this_gen) { - - foovideo_decoder_t *this = (foovideo_decoder_t *) this_gen; - - if (this->buf) { - free (this->buf); - this->buf = NULL; - } - - if (this->decoder_ok) { - this->decoder_ok = 0; - this->stream->video_out->close(this->stream->video_out, this->stream); - } - - free (this_gen); -} - -/* - * This function allocates, initializes, and returns a private video - * decoder structure. - */ -static video_decoder_t *open_plugin (video_decoder_class_t *class_gen, xine_stream_t *stream) { - - foovideo_decoder_t *this ; - - this = (foovideo_decoder_t *) calloc(1, sizeof(foovideo_decoder_t)); - - this->video_decoder.decode_data = foovideo_decode_data; - this->video_decoder.flush = foovideo_flush; - this->video_decoder.reset = foovideo_reset; - this->video_decoder.discontinuity = foovideo_discontinuity; - this->video_decoder.dispose = foovideo_dispose; - this->size = 0; - - this->stream = stream; - this->class = (foovideo_class_t *) class_gen; - - this->decoder_ok = 0; - this->buf = NULL; - - return &this->video_decoder; -} - -/* - * This function returns a brief string that describes (usually with the - * decoder's most basic name) the video decoder plugin. - */ -static char *get_identifier (video_decoder_class_t *this) { - return "foovideo"; -} - -/* - * This function returns a slightly longer string describing the video - * decoder plugin. - */ -static char *get_description (video_decoder_class_t *this) { - return "foovideo: reference xine video decoder plugin"; -} - -/* - * This function frees the video decoder class and any other memory that was - * allocated. - */ -static void dispose_class (video_decoder_class_t *this) { - free (this); -} - -/* - * This function allocates a private video decoder class and initializes - * the class's member functions. - */ -static void *init_plugin (xine_t *xine, void *data) { - - foovideo_class_t *this; - - this = (foovideo_class_t *) calloc(1, sizeof(foovideo_class_t)); - - this->decoder_class.open_plugin = open_plugin; - this->decoder_class.get_identifier = get_identifier; - this->decoder_class.get_description = get_description; - this->decoder_class.dispose = dispose_class; - - return this; -} - -/* - * This is a list of all of the internal xine video buffer types that - * this decoder is able to handle. Check src/xine-engine/buffer.h for a - * list of valid buffer types (and add a new one if the one you need does - * not exist). Terminate the list with a 0. - */ -static const uint32_t video_types[] = { - /* BUF_VIDEO_FOOVIDEO, */ - BUF_VIDEO_VQA, - BUF_VIDEO_SORENSON_V3, - 0 -}; - -/* - * This data structure combines the list of supported xine buffer types and - * the priority that the plugin should be given with respect to other - * plugins that handle the same buffer type. A plugin with priority (n+1) - * will be used instead of a plugin with priority (n). - */ -static const decoder_info_t dec_info_video = { - video_types, /* supported types */ - 5 /* priority */ -}; - -/* - * The plugin catalog entry. This is the only information that this plugin - * will export to the public. - */ -const plugin_info_t xine_plugin_info[] EXPORTED = { - /* { type, API, "name", version, special_info, init_function } */ - { PLUGIN_VIDEO_DECODER, 18, "foovideo", XINE_VERSION_CODE, &dec_info_video, init_plugin }, - { PLUGIN_NONE, 0, "", 0, NULL, NULL } -}; |