X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpegaudio_parser.c;h=94a286fb14e007d8e67ec380f3a3a92a0fc28231;hb=c137fdd778e1bb82c2f0d7fa4a88adc97058d6d4;hp=cfd92d42eb910e792b11dce3f60b9bceba07ee65;hpb=d4a50a2100a2b3539d238e64af98e16f47b47a89;p=ffmpeg diff --git a/libavcodec/mpegaudio_parser.c b/libavcodec/mpegaudio_parser.c index cfd92d42eb9..94a286fb14e 100644 --- a/libavcodec/mpegaudio_parser.c +++ b/libavcodec/mpegaudio_parser.c @@ -21,7 +21,6 @@ */ #include "parser.h" -#include "mpegaudio.h" #include "mpegaudiodecheader.h" @@ -35,49 +34,9 @@ typedef struct MpegAudioParseContext { #define MPA_HEADER_SIZE 4 /* header + layer + bitrate + freq + lsf/mpeg25 */ -#undef SAME_HEADER_MASK /* mpegaudio.h defines different version */ #define SAME_HEADER_MASK \ (0xffe00000 | (3 << 17) | (3 << 10) | (3 << 19)) -/* useful helper to get mpeg audio stream infos. Return -1 if error in - header, otherwise the coded frame size in bytes */ -int ff_mpa_decode_header(AVCodecContext *avctx, uint32_t head, int *sample_rate, int *channels, int *frame_size, int *bit_rate) -{ - MPADecodeHeader s1, *s = &s1; - - if (ff_mpa_check_header(head) != 0) - return -1; - - if (ff_mpegaudio_decode_header(s, head) != 0) { - return -1; - } - - switch(s->layer) { - case 1: - avctx->codec_id = CODEC_ID_MP1; - *frame_size = 384; - break; - case 2: - avctx->codec_id = CODEC_ID_MP2; - *frame_size = 1152; - break; - default: - case 3: - avctx->codec_id = CODEC_ID_MP3; - if (s->lsf) - *frame_size = 576; - else - *frame_size = 1152; - break; - } - - *sample_rate = s->sample_rate; - *channels = s->nb_channels; - *bit_rate = s->bit_rate; - avctx->sub_id = s->layer; - return s->frame_size; -} - static int mpegaudio_parse(AVCodecParserContext *s1, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size,