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fix FfmpegDecoderPlugin to use relative timestamps

This commit is contained in:
Steven O'Brien 2013-12-20 20:45:07 +00:00 committed by Max Kellermann
parent a191db84f2
commit 6b3b8c6f2e
2 changed files with 8 additions and 4 deletions
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2
NEWS
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@ -3,6 +3,8 @@ ver 0.18.6 (not yet released)
- cdio_paranoia: support libcdio-paranoia 0.90
* tags
- riff: recognize upper-case "ID3" chunk name
* decoder
- ffmpeg: use relative timestamps
* output
- openal: fix build failure on Mac OS X
- osx: fix build failure

10
src/decoder/FfmpegDecoderPlugin.cxx
View File

@ -251,13 +251,14 @@ static DecoderCommand
ffmpeg_send_packet(Decoder &decoder, InputStream &is,
const AVPacket *packet,
AVCodecContext *codec_context,
const AVRational *time_base,
const AVStream *stream,
AVFrame *frame,
uint8_t **buffer, int *buffer_size)
{
if (packet->pts >= 0 && packet->pts != (int64_t)AV_NOPTS_VALUE)
decoder_timestamp(decoder,
time_from_ffmpeg(packet->pts, *time_base));
time_from_ffmpeg(packet->pts - stream->start_time,
stream->time_base));
AVPacket packet2 = *packet;
@ -470,7 +471,7 @@ ffmpeg_decode(Decoder &decoder, InputStream &input)
if (packet.stream_index == audio_stream)
cmd = ffmpeg_send_packet(decoder, input,
&packet, codec_context,
&av_stream->time_base,
av_stream,
frame,
&interleaved_buffer, &interleaved_buffer_size);
else
@ -481,7 +482,8 @@ ffmpeg_decode(Decoder &decoder, InputStream &input)
if (cmd == DecoderCommand::SEEK) {
int64_t where =
time_to_ffmpeg(decoder_seek_where(decoder),
av_stream->time_base);
av_stream->time_base) +
av_stream->start_time;
if (av_seek_frame(format_context, audio_stream, where,
AV_TIME_BASE) < 0)