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decoder/ffmpeg: explicitly specify the current stream for seeking

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Use AVStream.time_base to convert the decoder_seek_where() value, and
pass the current stream number to av_seek_frame().
This commit is contained in:
Max Kellermann 2011-09-15 21:12:53 +02:00
parent 724a59aaf7
commit ce35ba9ac9
1 changed files with 11 additions and 2 deletions
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13
src/decoder/ffmpeg_decoder_plugin.c
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@ -224,6 +224,14 @@ time_from_ffmpeg(int64_t t, const AVRational time_base)
/ (double)1024;
}
G_GNUC_CONST
static int64_t
time_to_ffmpeg(double t, const AVRational time_base)
{
return av_rescale_q((int64_t)(t * 1024), (AVRational){1, 1024},
time_base);
}
static enum decoder_command
ffmpeg_send_packet(struct decoder *decoder, struct input_stream *is,
const AVPacket *packet,
@ -445,9 +453,10 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
if (cmd == DECODE_COMMAND_SEEK) {
int64_t where =
decoder_seek_where(decoder) * AV_TIME_BASE;
time_to_ffmpeg(decoder_seek_where(decoder),
av_stream->time_base);
if (av_seek_frame(format_context, -1, where,
if (av_seek_frame(format_context, audio_stream, where,
AV_TIME_BASE) < 0)
decoder_seek_error(decoder);
else