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ext/ffmpeg/gstffmpegdec.c: If both, the decoder and the demuxer, provide a non-1:1 PAR prefer the one of the demuxer ...

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Original commit message from CVS:
Patch by: Robin Stocker <robin at nibor dot org>
* ext/ffmpeg/gstffmpegdec.c:
(gst_ffmpegdec_add_pixel_aspect_ratio):
If both, the decoder and the demuxer, provide a non-1:1 PAR
prefer the one of the demuxer instead of the one of the decoder.
Fixes bug #556336.
This commit is contained in:
Robin Stocker 2008-10-15 11:28:05 +00:00 committed by Sebastian Dröge
parent cc082f9b32
commit e6425e766d
2 changed files with 24 additions and 16 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2008-10-15 Sebastian Dröge <slomo@circular-chaos.org>
Patch by: Robin Stocker <robin at nibor dot org>
* ext/ffmpeg/gstffmpegdec.c:
(gst_ffmpegdec_add_pixel_aspect_ratio):
If both, the decoder and the demuxer, provide a non-1:1 PAR
prefer the one of the demuxer instead of the one of the decoder.
Fixes bug #556336.
2008-10-08 Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
* ext/ffmpeg/gstffmpegcodecmap.c: (gst_ff_vid_caps_new),

30
ext/ffmpeg/gstffmpegdec.c
View file

@ -364,7 +364,7 @@ gst_ffmpegdec_finalize (GObject * object)
/* clean up remaining allocated data */
av_free (ffmpegdec->context);
av_free (ffmpegdec->picture);
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
@ -864,7 +864,8 @@ gst_ffmpegdec_get_buffer (AVCodecContext * context, AVFrame * picture)
}
case CODEC_TYPE_AUDIO:
default:
GST_ERROR_OBJECT (ffmpegdec, "_get_buffer() should never get called for non-video buffers !");
GST_ERROR_OBJECT (ffmpegdec,
"_get_buffer() should never get called for non-video buffers !");
g_assert_not_reached ();
break;
}
@ -965,15 +966,16 @@ gst_ffmpegdec_add_pixel_aspect_ratio (GstFFMpegDec * ffmpegdec,
/* Both the demuxer and the decoder provide a PAR. If one of
* the two PARs is 1:1 and the other one is not, use the one
* that is not 1:1. If both are non-1:1, use the pixel aspect
* ratio provided by the codec */
* that is not 1:1. */
if (demuxer_num == demuxer_denom && decoder_num != decoder_denom)
goto use_decoder_par;
if (decoder_num == decoder_denom && demuxer_num != demuxer_denom)
goto use_demuxer_par;
/* fall through and use decoder pixel aspect ratio */
/* Both PARs are non-1:1, so use the PAR provided by the demuxer */
goto use_demuxer_par;
use_decoder_par:
{
GST_DEBUG_OBJECT (ffmpegdec,
@ -1863,7 +1865,7 @@ gst_ffmpegdec_frame (GstFFMpegDec * ffmpegdec,
* else we might create the first buffer with a very big timestamp gap. */
if (outbuf == NULL && ffmpegdec->discont) {
GST_DEBUG_OBJECT (ffmpegdec, "no buffer but keeping timestamp");
ffmpegdec->clear_ts = FALSE;
ffmpegdec->clear_ts = FALSE;
}
break;
default:
@ -2214,10 +2216,9 @@ gst_ffmpegdec_chain (GstPad * pad, GstBuffer * inbuf)
/* there is output, set pointers for next round. */
bsize -= res;
bdata += res;
}
else {
/* Parser did not consume any data, make sure we don't clear the
* timestamp for the next round */
} else {
/* Parser did not consume any data, make sure we don't clear the
* timestamp for the next round */
ffmpegdec->clear_ts = FALSE;
}
@ -2301,8 +2302,7 @@ gst_ffmpegdec_chain (GstPad * pad, GstBuffer * inbuf)
if (ffmpegdec->clear_ts) {
in_timestamp = GST_CLOCK_TIME_NONE;
in_duration = GST_CLOCK_TIME_NONE;
}
else {
} else {
ffmpegdec->clear_ts = TRUE;
}
@ -2471,8 +2471,7 @@ gst_ffmpegdec_register (GstPlugin * plugin)
goto next;
}
GST_DEBUG ("Trying plugin %s [%s]", in_plugin->name,
in_plugin->long_name);
GST_DEBUG ("Trying plugin %s [%s]", in_plugin->name, in_plugin->long_name);
/* no codecs for which we're GUARANTEED to have better alternatives */
/* MPEG1VIDEO : the mpeg2video decoder is preferred */
@ -2501,8 +2500,7 @@ gst_ffmpegdec_register (GstPlugin * plugin)
in_plugin->id, FALSE);
}
if (!srccaps) {
GST_WARNING ("Couldn't get source caps for decoder %s",
in_plugin->name);
GST_WARNING ("Couldn't get source caps for decoder %s", in_plugin->name);
goto next;
}