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ffmpeg: Undo changes to frame time computation

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I was misled by ffmpeg docs, the timestamp is indeed in microseconds
already at this point.
This commit is contained in:
Adrien Destugues 2018-12-04 19:06:42 +01:00
parent 53ffd9513d
commit 5490645d16
1 changed files with 3 additions and 6 deletions
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9
src/add-ons/media/plugins/ffmpeg/AVCodecDecoder.cpp
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@ -1561,15 +1561,12 @@ AVCodecDecoder::_FlushOneVideoFrameFromDecoderBuffer()
void
AVCodecDecoder::_UpdateMediaHeaderForVideoFrame()
{
AVRational rationalTimestamp = av_make_q(
fRawDecodedPicture->pkt_dts, 1);
AVRational seconds = av_mul_q(rationalTimestamp, fCodecContext->time_base);
AVRational microseconds = av_mul_q(seconds, av_make_q(1000000, 1));
fHeader.type = B_MEDIA_RAW_VIDEO;
fHeader.file_pos = 0;
fHeader.orig_size = 0;
fHeader.start_time = (bigtime_t)(av_q2d(microseconds));
fHeader.start_time = fRawDecodedPicture->pkt_dts;
// The pkt_dts is already in microseconds, even if ffmpeg docs says
// 'in codec time_base units'
fHeader.size_used = av_image_get_buffer_size(
colorspace_to_pixfmt(fOutputColorSpace), fRawDecodedPicture->width,
fRawDecodedPicture->height, 1);