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| author | Juanjo <pulento@users.sourceforge.net> | 2002-03-10 14:51:20 +0000 |
|---|---|---|
| committer | Juanjo <pulento@users.sourceforge.net> | 2002-03-10 14:51:20 +0000 |
| commit | 5798368bafa1fc2fefa6817d02c4d41622ba08fd (patch) | |
| tree | 91f2fcea829907e1d037e787ee06046ff1e3f2bb | |
| parent | a674139801e6bc7d8d905cd700f55592a4f5050a (diff) | |
| download | ffmpeg-5798368bafa1fc2fefa6817d02c4d41622ba08fd.tar.gz | |
- Added MP3 encoding through libmp3lame contributed by Lennert Buytenhek.
- Changes on AVI and WAV muxers to support MP3.
Originally committed as revision 324 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libav/avienc.c | 6 | ||||
| -rw-r--r-- | libav/wav.c | 7 | ||||
| -rw-r--r-- | libavcodec/Makefile | 4 |
3 files changed, 13 insertions, 4 deletions
diff --git a/libav/avienc.c b/libav/avienc.c index b894fd7280..1be5da424c 100644 --- a/libav/avienc.c +++ b/libav/avienc.c @@ -127,6 +127,10 @@ void parse_specific_params(AVCodecContext *stream, int *au_byterate, int *au_ssi *au_ssize = 1; *au_scale = 1; *au_byterate = stream->bit_rate / 8; + case CODEC_ID_MP3LAME: + *au_ssize = 1; + *au_scale = 1; + *au_byterate = stream->bit_rate / 8; default: *au_ssize = 1; *au_scale = 1; @@ -361,7 +365,7 @@ static int avi_write_trailer(AVFormatContext *s) if (nb_frames < stream->frame_number) nb_frames = stream->frame_number; } else { - if (stream->codec_id == CODEC_ID_MP2) { + if (stream->codec_id == CODEC_ID_MP2 || stream->codec_id == CODEC_ID_MP3LAME) { put_le32(pb, stream->frame_number); nb_frames += stream->frame_number; } else { diff --git a/libav/wav.c b/libav/wav.c index f909ddf738..df18a64ec7 100644 --- a/libav/wav.c +++ b/libav/wav.c @@ -21,6 +21,7 @@ CodecTag codec_wav_tags[] = { { CODEC_ID_MP2, 0x55 }, + { CODEC_ID_MP3LAME, 0x55 }, { CODEC_ID_MP2, 0x50 }, { CODEC_ID_AC3, 0x2000 }, { CODEC_ID_PCM_S16LE, 0x01 }, @@ -45,13 +46,13 @@ int put_wav_header(ByteIOContext *pb, AVCodecContext *enc) enc->codec_id == CODEC_ID_PCM_ALAW || enc->codec_id == CODEC_ID_PCM_MULAW) { bps = 8; - } else if (enc->codec_id == CODEC_ID_MP2) { + } else if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3LAME) { bps = 0; } else { bps = 16; } - if (enc->codec_id == CODEC_ID_MP2) + if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3LAME) blkalign = 1; else blkalign = enc->channels*bps >> 3; @@ -64,7 +65,7 @@ int put_wav_header(ByteIOContext *pb, AVCodecContext *enc) put_le32(pb, bytespersec); /* bytes per second */ put_le16(pb, blkalign); /* block align */ put_le16(pb, bps); /* bits per sample */ - if (enc->codec_id == CODEC_ID_MP2) { + if (enc->codec_id == CODEC_ID_MP2 || enc->codec_id == CODEC_ID_MP3LAME) { put_le16(pb, 12); /* wav_extra_size */ put_le16(pb, 1); /* wID */ put_le32(pb, 2); /* fdwFlags */ diff --git a/libavcodec/Makefile b/libavcodec/Makefile index fe124a4a1c..00d10b76bb 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -16,6 +16,10 @@ OBJS+= ac3dec.o \ libac3/imdct.o libac3/parse.o endif +ifeq ($(CONFIG_MP3LAME),yes) +OBJS += mp3lameaudio.o +endif + ifeq ($(TARGET_GPROF),yes) CFLAGS+=-p LDFLAGS+=-p |