diff options
Diffstat (limited to 'src/libffmpeg/libavcodec/avcodec.h')
| -rw-r--r-- | src/libffmpeg/libavcodec/avcodec.h | 67 |
1 files changed, 63 insertions, 4 deletions
diff --git a/src/libffmpeg/libavcodec/avcodec.h b/src/libffmpeg/libavcodec/avcodec.h index 5155c8fd2..864ebb3ba 100644 --- a/src/libffmpeg/libavcodec/avcodec.h +++ b/src/libffmpeg/libavcodec/avcodec.h @@ -1,3 +1,6 @@ +#ifndef AVCODEC_H +#define AVCODEC_H + #include "common.h" enum CodecID { @@ -9,11 +12,20 @@ enum CodecID { CODEC_ID_AC3, CODEC_ID_MJPEG, CODEC_ID_MPEG4, - CODEC_ID_PCM, CODEC_ID_RAWVIDEO, CODEC_ID_MSMPEG4, CODEC_ID_H263P, CODEC_ID_H263I, + + /* various pcm "codecs" */ + CODEC_ID_PCM_S16LE, + CODEC_ID_PCM_S16BE, + CODEC_ID_PCM_U16LE, + CODEC_ID_PCM_U16BE, + CODEC_ID_PCM_S8, + CODEC_ID_PCM_U8, + CODEC_ID_PCM_MULAW, + CODEC_ID_PCM_ALAW, }; enum CodecType { @@ -30,6 +42,11 @@ enum PixelFormat { PIX_FMT_YUV444P, }; +/* currently unused, may be used if 24/32 bits samples ever supported */ +enum SampleFormat { + SAMPLE_FMT_S16 = 0, /* signed 16 bits */ +}; + /* in bytes */ #define AVCODEC_MAX_AUDIO_FRAME_SIZE 18432 @@ -74,6 +91,7 @@ typedef struct AVCodecContext { /* audio only */ int sample_rate; /* samples per sec */ int channels; + int sample_fmt; /* sample format, currenly unused */ /* the following data should not be initialized */ int frame_size; /* in samples, initialized when calling 'init' */ @@ -85,6 +103,19 @@ typedef struct AVCodecContext { struct AVCodec *codec; void *priv_data; + /* The following data is for RTP friendly coding */ + /* By now only H.263/H.263+ coder honours this */ + int rtp_mode; /* 1 for activate RTP friendly-mode */ + /* highers numbers represent more error-prone */ + /* enviroments, by now just "1" exist */ + + int rtp_payload_size; /* The size of the RTP payload, the coder will */ + /* do it's best to deliver a chunk with size */ + /* below rtp_payload_size, the chunk will start */ + /* with a start code on some codecs like H.263 */ + /* This doesn't take account of any particular */ + /* headers inside the transmited RTP payload */ + /* the following fields are ignored */ void *opaque; /* can be used to carry app specific stuff */ char codec_name[32]; @@ -130,13 +161,30 @@ extern AVCodec mpeg_decoder; extern AVCodec h263i_decoder; extern AVCodec rv10_decoder; extern AVCodec mjpeg_decoder; +#ifdef FF_AUDIO_CODECS +extern AVCodec mp3_decoder; + +/* pcm codecs */ +#define PCM_CODEC(id, name) \ +extern AVCodec name ## _decoder; \ +extern AVCodec name ## _encoder; -/* dummy raw codecs */ -extern AVCodec pcm_codec; +PCM_CODEC(CODEC_ID_PCM_S16LE, pcm_s16le); +PCM_CODEC(CODEC_ID_PCM_S16BE, pcm_s16be); +PCM_CODEC(CODEC_ID_PCM_U16LE, pcm_u16le); +PCM_CODEC(CODEC_ID_PCM_U16BE, pcm_u16be); +PCM_CODEC(CODEC_ID_PCM_S8, pcm_s8); +PCM_CODEC(CODEC_ID_PCM_U8, pcm_u8); +PCM_CODEC(CODEC_ID_PCM_ALAW, pcm_alaw); +PCM_CODEC(CODEC_ID_PCM_MULAW, pcm_mulaw); + +#undef PCM_CODEC +#endif + +/* dummy raw video codec */ extern AVCodec rawvideo_codec; /* the following codecs use external GPL libs */ -extern AVCodec mp3_decoder; extern AVCodec ac3_decoder; /* resample.c */ @@ -184,6 +232,7 @@ void avcodec_init(void); void register_avcodec(AVCodec *format); AVCodec *avcodec_find_encoder(enum CodecID id); +AVCodec *avcodec_find_encoder_by_name(const char *name); AVCodec *avcodec_find_decoder(enum CodecID id); AVCodec *avcodec_find_decoder_by_name(const char *name); void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode); @@ -203,3 +252,13 @@ int avcodec_encode_video(AVCodecContext *avctx, UINT8 *buf, int buf_size, int avcodec_close(AVCodecContext *avctx); void avcodec_register_all(void); + +#ifdef FF_POSTPROCESS +#ifndef MBC +#define MBC 48 +#define MBR 36 +#endif +extern int quant_store[MBR+1][MBC+1]; // [Review] +#endif + +#endif /* AVCODEC_H */ |