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Merge commit 'fef2147b7a689b80d716c3edb9d4a18904865275'

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* commit 'fef2147b7a689b80d716c3edb9d4a18904865275':
  eac3dec: don't call avpriv_request_sample every frame.

Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
This commit is contained in:
Derek Buitenhuis 2016-05-08 23:05:12 +01:00
commit 15cb52577a
2 changed files with 10 additions and 2 deletions
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2
libavcodec/ac3dec.h
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@ -96,6 +96,8 @@ typedef struct AC3DecodeContext {
int lfe_mix_level_exists; ///< indicates if lfemixlevcod is specified (lfemixlevcode)
int lfe_mix_level; ///< LFE mix level index (lfemixlevcod)
int eac3; ///< indicates if current frame is E-AC-3
int eac3_frame_dependent_found; ///< bitstream has E-AC-3 dependent frame(s)
int eac3_subsbtreamid_found; ///< bitstream has E-AC-3 additional substream(s)
int dolby_surround_mode; ///< dolby surround mode (dsurmod)
int dolby_surround_ex_mode; ///< dolby surround ex mode (dsurexmod)
int dolby_headphone_mode; ///< dolby headphone mode (dheadphonmod)

10
libavcodec/eac3dec.c
View File

@ -305,7 +305,10 @@ static int ff_eac3_parse_header(AC3DecodeContext *s)
application can select from. each independent stream can also contain
dependent streams which are used to add or replace channels. */
if (s->frame_type == EAC3_FRAME_TYPE_DEPENDENT) {
avpriv_request_sample(s->avctx, "Dependent substream decoding");
if (!s->eac3_frame_dependent_found) {
s->eac3_frame_dependent_found = 1;
avpriv_request_sample(s->avctx, "Dependent substream decoding");
}
return AAC_AC3_PARSE_ERROR_FRAME_TYPE;
} else if (s->frame_type == EAC3_FRAME_TYPE_RESERVED) {
av_log(s->avctx, AV_LOG_ERROR, "Reserved frame type\n");
@ -317,7 +320,10 @@ static int ff_eac3_parse_header(AC3DecodeContext *s)
associated to an independent stream have matching substream id's. */
if (s->substreamid) {
/* only decode substream with id=0. skip any additional substreams. */
avpriv_request_sample(s->avctx, "Additional substreams");
if (!s->eac3_subsbtreamid_found) {
s->eac3_subsbtreamid_found = 1;
avpriv_request_sample(s->avctx, "Additional substreams");
}
return AAC_AC3_PARSE_ERROR_FRAME_TYPE;
}