diff options
| -rw-r--r-- | ext/ffmpeg/gstffmpegdec.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/ext/ffmpeg/gstffmpegdec.c b/ext/ffmpeg/gstffmpegdec.c index f595e13..4f65e9c 100644 --- a/ext/ffmpeg/gstffmpegdec.c +++ b/ext/ffmpeg/gstffmpegdec.c @@ -239,6 +239,8 @@ static gboolean gst_ffmpegdec_src_event (GstPad * pad, GstObject * parent, static gboolean gst_ffmpegdec_sink_event (GstPad * pad, GstObject * parent, GstEvent * event); +static gboolean gst_ffmpegdec_sink_query (GstPad * pad, GstObject * parent, + GstQuery * query); static GstFlowReturn gst_ffmpegdec_chain (GstPad * pad, GstObject * parent, GstBuffer * buf); @@ -430,6 +432,8 @@ gst_ffmpegdec_init (GstFFMpegDec * ffmpegdec) ffmpegdec->sinkpad = gst_pad_new_from_template (oclass->sinktempl, "sink"); gst_pad_set_event_function (ffmpegdec->sinkpad, GST_DEBUG_FUNCPTR (gst_ffmpegdec_sink_event)); + gst_pad_set_query_function (ffmpegdec->sinkpad, + GST_DEBUG_FUNCPTR (gst_ffmpegdec_sink_query)); gst_pad_set_chain_function (ffmpegdec->sinkpad, GST_DEBUG_FUNCPTR (gst_ffmpegdec_chain)); gst_element_add_pad (GST_ELEMENT (ffmpegdec), ffmpegdec->sinkpad); @@ -2688,6 +2692,44 @@ invalid_format: } } +static gboolean +gst_ffmpegdec_sink_query (GstPad * pad, GstObject * parent, GstQuery * query) +{ + GstFFMpegDec *ffmpegdec; + gboolean ret = FALSE; + + ffmpegdec = (GstFFMpegDec *) parent; + + GST_DEBUG_OBJECT (ffmpegdec, "Handling %s query", + GST_QUERY_TYPE_NAME (query)); + + switch (GST_QUERY_TYPE (query)) { + case GST_QUERY_ACCEPT_CAPS: + { + GstPadTemplate *templ; + + ret = FALSE; + if ((templ = GST_PAD_PAD_TEMPLATE (pad))) { + GstCaps *tcaps; + + if ((tcaps = GST_PAD_TEMPLATE_CAPS (templ))) { + GstCaps *caps; + + gst_query_parse_accept_caps (query, &caps); + gst_query_set_accept_caps_result (query, + gst_caps_is_subset (caps, tcaps)); + ret = TRUE; + } + } + break; + } + default: + ret = gst_pad_query_default (pad, parent, query); + break; + } + return ret; +} + static GstFlowReturn gst_ffmpegdec_chain (GstPad * pad, GstObject * parent, GstBuffer * inbuf) { |