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lavc: Add option to encode MPEG-2 AAC with libfdk-aac

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Kieran Kunhya 2013-06-22 10:16:11 -05:00 committed by Anton Khirnov
parent ace87c19ed
commit 95d5246454
5 changed files with 9 additions and 1 deletions
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3
doc/APIchanges
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@ -13,6 +13,9 @@ libavutil: 2012-10-22
API changes, most recent first:
2013-06-xx - xxxxxxx - lavc 55.10.0 - avcodec.h
Add MPEG-2 AAC profiles
2013-06-xx - xxxxxxx - lavu 52.13.0 - mem.h
Add av_realloc_array and av_reallocp_array

2
libavcodec/avcodec.h
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@ -2530,6 +2530,8 @@ typedef struct AVCodecContext {
#define FF_PROFILE_AAC_HE_V2 28
#define FF_PROFILE_AAC_LD 22
#define FF_PROFILE_AAC_ELD 38
#define FF_PROFILE_MPEG2_AAC_LOW 128
#define FF_PROFILE_MPEG2_AAC_HE 131
#define FF_PROFILE_DTS 20
#define FF_PROFILE_DTS_ES 30

1
libavcodec/libfdk-aacenc.c
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@ -197,6 +197,7 @@ static av_cold int aac_encode_init(AVCodecContext *avctx)
avctx->bit_rate = (96*sce + 128*cpe) * avctx->sample_rate / 44;
if (avctx->profile == FF_PROFILE_AAC_HE ||
avctx->profile == FF_PROFILE_AAC_HE_V2 ||
avctx->profile == FF_PROFILE_MPEG2_AAC_HE ||
s->eld_sbr)
avctx->bit_rate /= 2;
}

2
libavcodec/options_table.h
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@ -291,6 +291,8 @@ static const AVOption options[]={
{"aac_he_v2", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_HE_V2 }, INT_MIN, INT_MAX, A|E, "profile"},
{"aac_ld", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_LD }, INT_MIN, INT_MAX, A|E, "profile"},
{"aac_eld", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_ELD }, INT_MIN, INT_MAX, A|E, "profile"},
{"mpeg2_aac_low", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG2_AAC_LOW }, INT_MIN, INT_MAX, A|E, "profile"},
{"mpeg2_aac_he", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG2_AAC_HE }, INT_MIN, INT_MAX, A|E, "profile"},
{"dts", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS }, INT_MIN, INT_MAX, A|E, "profile"},
{"dts_es", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS_ES }, INT_MIN, INT_MAX, A|E, "profile"},
{"dts_96_24", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS_96_24 }, INT_MIN, INT_MAX, A|E, "profile"},

2
libavcodec/version.h
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@ -27,7 +27,7 @@
*/
#define LIBAVCODEC_VERSION_MAJOR 55
#define LIBAVCODEC_VERSION_MINOR 9
#define LIBAVCODEC_VERSION_MINOR 10
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \