diff options
| -rw-r--r-- | libhb/platform/macosx/encca_aac.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/libhb/platform/macosx/encca_aac.c b/libhb/platform/macosx/encca_aac.c index 5ffb28d5d..422c59bdb 100644 --- a/libhb/platform/macosx/encca_aac.c +++ b/libhb/platform/macosx/encca_aac.c @@ -47,6 +47,7 @@ struct hb_work_private_s AudioConverterRef converter; unsigned long isamples, isamplesiz, omaxpacket, nchannels; int64_t first_pts; + int64_t delay; uint64_t samples, ibytes; Float64 osamplerate; @@ -320,6 +321,16 @@ int encCoreAudioInit(hb_work_object_t *w, hb_job_t *job, enum AAC_MODE mode) memmove(w->config->extradata.bytes, buffer, w->config->extradata.length); free(buffer); + AudioConverterPrimeInfo primeInfo; + UInt32 piSize = sizeof(primeInfo); + bzero(&primeInfo, piSize); + AudioConverterGetProperty(pv->converter, + kAudioConverterPrimeInfo, + &piSize, &primeInfo); + + pv->delay = primeInfo.leadingFrames * 90000LL / pv->osamplerate; + w->config->init_delay = pv->delay; + pv->list = hb_list_init(); pv->buf = NULL; @@ -443,9 +454,11 @@ static hb_buffer_t* Encode(hb_work_object_t *w) } obuf->size = odesc.mDataByteSize; - obuf->s.start = pv->first_pts + 90000LL * pv->samples / pv->osamplerate; + obuf->s.start = pv->first_pts - pv->delay + + 90000LL * pv->samples / pv->osamplerate; pv->samples += pv->isamples; - obuf->s.stop = pv->first_pts + 90000LL * pv->samples / pv->osamplerate; + obuf->s.stop = pv->first_pts - pv->delay + + 90000LL * pv->samples / pv->osamplerate; obuf->s.duration = (double)90000 * pv->isamples / pv->osamplerate; obuf->s.type = AUDIO_BUF; obuf->s.frametype = HB_FRAME_AUDIO; |