diff options
author | Luca Abeni <lucabe72@email.it> | 2006-01-10 20:07:29 +0000 |
---|---|---|
committer | Benjamin Larsson <banan@ludd.ltu.se> | 2006-01-10 20:07:29 +0000 |
commit | 14f0c8e28af6f34411d86fa3f965e5be870024e6 (patch) | |
tree | 49a8691dc65cc32b37e12bf4f7d42b089f9051d1 | |
parent | e0f80bd744996df4429624373f96442e6fa5ec07 (diff) | |
download | ffmpeg-14f0c8e28af6f34411d86fa3f965e5be870024e6.tar.gz |
Parameter added for user to set the cutoff frequency when encoding with faac.
Patch by Luca Abeni - lucabe72 at email dot it.
Originally committed as revision 4837 to svn://svn.ffmpeg.org/ffmpeg/trunk
-rw-r--r-- | libavcodec/avcodec.h | 7 | ||||
-rw-r--r-- | libavcodec/faac.c | 1 | ||||
-rw-r--r-- | libavcodec/utils.c | 1 |
3 files changed, 9 insertions, 0 deletions
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index 033cec225f..a7e504fda4 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -1982,6 +1982,13 @@ typedef struct AVCodecContext { * - decoding: unused */ int directpred; + + /** + * audio cutoff bandwidth (0 means "automatic") . Currently used only by FAAC + * - encoding: set by user. + * - decoding: unused + */ + int cutoff; } AVCodecContext; /** diff --git a/libavcodec/faac.c b/libavcodec/faac.c index 99331df1d7..d275f3c71e 100644 --- a/libavcodec/faac.c +++ b/libavcodec/faac.c @@ -57,6 +57,7 @@ static int Faac_encode_init(AVCodecContext *avctx) faac_cfg->useTns = 0; faac_cfg->allowMidside = 1; faac_cfg->bitRate = avctx->bit_rate / avctx->channels; + faac_cfg->bandWidth = avctx->cutoff; if(avctx->flags & CODEC_FLAG_QSCALE) { faac_cfg->bitRate = 0; faac_cfg->quantqual = avctx->global_quality / FF_QP2LAMBDA; diff --git a/libavcodec/utils.c b/libavcodec/utils.c index ede6cc761c..da74865eb8 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -494,6 +494,7 @@ static AVOption options[]={ {"rate_emu", NULL, OFFSET(rate_emu), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, {"sample_rate", NULL, OFFSET(sample_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, {"channels", NULL, OFFSET(channels), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, +{"cutoff", "set cutoff bandwidth", OFFSET(cutoff), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E}, {"frame_size", NULL, OFFSET(frame_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, {"frame_number", NULL, OFFSET(frame_number), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, {"real_pict_num", NULL, OFFSET(real_pict_num), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, |