From 3ca45b8c454699aef97b4a162e5472e3b4b86537 Mon Sep 17 00:00:00 2001 From: Nicolas Dufresne Date: Thu, 13 Sep 2012 09:36:14 -0400 Subject: [PATCH] viddec: Set latency base on the number of bframes --- ext/libav/gstavviddec.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/ext/libav/gstavviddec.c b/ext/libav/gstavviddec.c index 121297c..588d2b2 100644 --- a/ext/libav/gstavviddec.c +++ b/ext/libav/gstavviddec.c @@ -403,6 +403,7 @@ gst_ffmpegviddec_set_format (GstVideoDecoder * decoder, { GstFFMpegVidDec *ffmpegdec; GstFFMpegVidDecClass *oclass; + GstClockTime latency = GST_CLOCK_TIME_NONE; gboolean ret = FALSE; ffmpegdec = (GstFFMpegVidDec *) decoder; @@ -489,11 +490,20 @@ gst_ffmpegviddec_set_format (GstVideoDecoder * decoder, gst_video_codec_state_unref (ffmpegdec->input_state); ffmpegdec->input_state = gst_video_codec_state_ref (state); + if (ffmpegdec->input_state->info.fps_n) { + GstVideoInfo *info = &ffmpegdec->input_state->info; + latency = gst_util_uint64_scale_ceil ( + (ffmpegdec->context->has_b_frames) * GST_SECOND, info->fps_d, + info->fps_n); + } + ret = TRUE; done: GST_OBJECT_UNLOCK (ffmpegdec); + gst_video_decoder_set_latency (decoder, latency, latency); + return ret; /* ERRORS */ -- 2.7.4