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| author | Max Kellermann <max@duempel.org> | 2015-06-19 17:45:05 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2015-06-20 14:29:42 +0200 |
| commit | d11e2724c4f1dbe3447b3e81d0a0e71bcc504a0b (patch) | |
| tree | 0965e89812d646a60a79c89fa8a47e2b18b6fdf4 /src | |
| parent | f768ca3a2d20cc839e25ca3c95438909d54afd77 (diff) | |
| download | mpd-d11e2724c4f1dbe3447b3e81d0a0e71bcc504a0b.tar.gz mpd-d11e2724c4f1dbe3447b3e81d0a0e71bcc504a0b.tar.xz mpd-d11e2724c4f1dbe3447b3e81d0a0e71bcc504a0b.zip | |
decoder/ffmpeg: use AVSEEK_FLAG_BACKWARD for seeking
Ask FFmpeg to seek to the next packet boundary *before* the seek
position, so we don't miss audio data. Now we get too much, but we'll
solve that in the next commit.
Diffstat (limited to '')
| -rw-r--r-- | src/decoder/plugins/FfmpegDecoderPlugin.cxx | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/decoder/plugins/FfmpegDecoderPlugin.cxx b/src/decoder/plugins/FfmpegDecoderPlugin.cxx index 586a1ef41..f5c0e0a36 100644 --- a/src/decoder/plugins/FfmpegDecoderPlugin.cxx +++ b/src/decoder/plugins/FfmpegDecoderPlugin.cxx @@ -597,8 +597,12 @@ ffmpeg_decode(Decoder &decoder, InputStream &input) av_stream->time_base) + start_time_fallback(*av_stream); + /* AVSEEK_FLAG_BACKWARD asks FFmpeg to seek to + the packet boundary before the seek time + stamp, not after */ + if (av_seek_frame(format_context, audio_stream, where, - AVSEEK_FLAG_ANY) < 0) + AVSEEK_FLAG_ANY|AVSEEK_FLAG_BACKWARD) < 0) decoder_seek_error(decoder); else { avcodec_flush_buffers(codec_context); |