static gboolean
gst_base_video_codec_sink_query (GstPad * pad, GstQuery * query)
{
GstBaseVideoCodec *base_video_codec;
gboolean res = FALSE;
base_video_codec = GST_BASE_VIDEO_CODEC (gst_pad_get_parent (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
res = gst_base_video_encoded_video_convert (&base_video_codec->state,
src_fmt, src_val, &dest_fmt, &dest_val);
if (!res)
goto error;
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
default:
res = gst_pad_query_default (pad, query);
break;
}
done:
gst_object_unref (base_video_codec);
return res;
error:
GST_DEBUG_OBJECT (base_video_codec, "query failed");
goto done;
}
static gboolean
gst_base_video_encoder_src_query (GstPad * pad, GstQuery * query)
{
GstBaseVideoEncoder *enc;
gboolean res;
GstPad *peerpad;
enc = GST_BASE_VIDEO_ENCODER (gst_pad_get_parent (pad));
peerpad = gst_pad_get_peer (GST_BASE_VIDEO_CODEC_SINK_PAD (enc));
switch GST_QUERY_TYPE
(query) {
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
res =
gst_base_video_encoded_video_convert (&GST_BASE_VIDEO_CODEC
(enc)->state, src_fmt, src_val, &dest_fmt, &dest_val);
if (!res)
goto error;
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
case GST_QUERY_LATENCY:
{
gboolean live;
GstClockTime min_latency, max_latency;
res = gst_pad_query (peerpad, query);
if (res) {
gst_query_parse_latency (query, &live, &min_latency, &max_latency);
min_latency += enc->min_latency;
if (max_latency != GST_CLOCK_TIME_NONE) {
max_latency += enc->max_latency;
}
gst_query_set_latency (query, live, min_latency, max_latency);
}
}
break;
default:
res = gst_pad_query_default (pad, query);
}
gst_object_unref (peerpad);
gst_object_unref (enc);
return res;
error:
GST_DEBUG_OBJECT (enc, "query failed");
gst_object_unref (peerpad);
gst_object_unref (enc);
return res;
}
static gboolean
gst_base_video_codec_src_event (GstPad * pad, GstEvent * event)
{
GstBaseVideoCodec *base_video_codec;
gboolean res = FALSE;
base_video_codec = GST_BASE_VIDEO_CODEC (gst_pad_get_parent (pad));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_SEEK:
{
GstFormat format, tformat;
gdouble rate;
GstEvent *real_seek;
GstSeekFlags flags;
GstSeekType cur_type, stop_type;
gint64 cur, stop;
gint64 tcur, tstop;
gst_event_parse_seek (event, &rate, &format, &flags, &cur_type,
&cur, &stop_type, &stop);
gst_event_unref (event);
tformat = GST_FORMAT_TIME;
res = gst_base_video_encoded_video_convert (&base_video_codec->state,
format, cur, &tformat, &tcur);
if (!res)
goto convert_error;
res = gst_base_video_encoded_video_convert (&base_video_codec->state,
format, stop, &tformat, &tstop);
if (!res)
goto convert_error;
real_seek = gst_event_new_seek (rate, GST_FORMAT_TIME,
flags, cur_type, tcur, stop_type, tstop);
res = gst_pad_push_event (base_video_codec->sinkpad, real_seek);
break;
}
#if 0
case GST_EVENT_QOS:
{
gdouble proportion;
GstClockTimeDiff diff;
GstClockTime timestamp;
gst_event_parse_qos (event, &proportion, &diff, ×tamp);
GST_OBJECT_LOCK (base_video_codec);
base_video_codec->proportion = proportion;
base_video_codec->earliest_time = timestamp + diff;
GST_OBJECT_UNLOCK (base_video_codec);
GST_DEBUG_OBJECT (base_video_codec,
"got QoS %" GST_TIME_FORMAT ", %" G_GINT64_FORMAT,
GST_TIME_ARGS (timestamp), diff);
res = gst_pad_push_event (base_video_codec->sinkpad, event);
break;
}
#endif
default:
res = gst_pad_push_event (base_video_codec->sinkpad, event);
break;
}
done:
gst_object_unref (base_video_codec);
return res;
convert_error:
GST_DEBUG_OBJECT (base_video_codec, "could not convert format");
goto done;
}
static gboolean
gst_base_video_codec_src_query (GstPad * pad, GstQuery * query)
{
GstBaseVideoCodec *base_codec;
gboolean res = FALSE;
base_codec = GST_BASE_VIDEO_CODEC (gst_pad_get_parent (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
{
GstFormat format;
gint64 time;
gint64 value;
gst_query_parse_position (query, &format, NULL);
time = gst_util_uint64_scale (base_codec->system_frame_number,
base_codec->state.fps_n, base_codec->state.fps_d);
time += base_codec->state.segment.time;
GST_DEBUG ("query position %" GST_TIME_FORMAT, GST_TIME_ARGS (time));
res = gst_base_video_encoded_video_convert (&base_codec->state,
GST_FORMAT_TIME, time, &format, &value);
if (!res)
goto error;
gst_query_set_position (query, format, value);
break;
}
case GST_QUERY_DURATION:
res = gst_pad_query (GST_PAD_PEER (base_codec->sinkpad), query);
if (!res)
goto error;
break;
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
GST_DEBUG ("query convert");
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
res = gst_base_video_encoded_video_convert (&base_codec->state,
src_fmt, src_val, &dest_fmt, &dest_val);
if (!res)
goto error;
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
default:
res = gst_pad_query_default (pad, query);
break;
}
done:
gst_object_unref (base_codec);
return res;
error:
GST_DEBUG_OBJECT (base_codec, "query failed");
goto done;
}
