mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-19 14:56:36 +00:00
glstereomix: Fix caps negotiation
The videoaggregator negotiation sequence changed some time back and broke glstereomix. Instead of doing nego incorrectly in the find_best_format() vfunc, do it directly in the update_caps() method.
This commit is contained in:
Jan Schmidt
parent
45df74868c
commit
3ca79c93ba
2 changed files with 86 additions and 118 deletions
|
|
@ -106,11 +106,6 @@ static gboolean gst_gl_stereo_mix_start (GstAggregator * agg);
|
|||
static gboolean gst_gl_stereo_mix_src_query (GstAggregator * agg,
|
||||
GstQuery * query);
|
||||
|
||||
static void
|
||||
gst_gl_stereo_mix_find_best_format (GstVideoAggregator * vagg,
|
||||
GstCaps * downstream_caps, GstVideoInfo * best_info,
|
||||
gboolean * at_least_one_alpha);
|
||||
|
||||
static void gst_gl_stereo_mix_set_property (GObject * object, guint prop_id,
|
||||
const GValue * value, GParamSpec * pspec);
|
||||
static void gst_gl_stereo_mix_get_property (GObject * object, guint prop_id,
|
||||
|
|
@ -163,7 +158,6 @@ gst_gl_stereo_mix_class_init (GstGLStereoMixClass * klass)
|
|||
videoaggregator_class->negotiated_caps = _negotiated_caps;
|
||||
videoaggregator_class->get_output_buffer =
|
||||
gst_gl_stereo_mix_get_output_buffer;
|
||||
videoaggregator_class->find_best_format = gst_gl_stereo_mix_find_best_format;
|
||||
|
||||
base_mix_class->supported_gl_api =
|
||||
GST_GL_API_GLES2 | GST_GL_API_OPENGL | GST_GL_API_OPENGL3;
|
||||
|
|
@ -438,13 +432,97 @@ get_converted_caps (GstGLStereoMix * mix, GstCaps * caps)
|
|||
return result;
|
||||
}
|
||||
|
||||
/* Return the possible output caps we decided in find_best_format() */
|
||||
/* Return the possible output caps based on inputs and downstream prefs */
|
||||
static GstCaps *
|
||||
_update_caps (GstVideoAggregator * vagg, GstCaps * caps, GstCaps * filter)
|
||||
{
|
||||
GstGLStereoMix *mix = GST_GL_STEREO_MIX (vagg);
|
||||
GList *l;
|
||||
gint best_width = -1, best_height = -1;
|
||||
gdouble best_fps = -1, cur_fps;
|
||||
gint best_fps_n = 0, best_fps_d = 1;
|
||||
GstVideoInfo *mix_info;
|
||||
GstCaps *blend_caps, *tmp_caps;
|
||||
GstCaps *out_caps;
|
||||
|
||||
return gst_caps_ref (mix->out_caps);
|
||||
GST_OBJECT_LOCK (vagg);
|
||||
|
||||
for (l = GST_ELEMENT (vagg)->sinkpads; l; l = l->next) {
|
||||
GstVideoAggregatorPad *pad = l->data;
|
||||
GstVideoInfo tmp = pad->info;
|
||||
gint this_width, this_height;
|
||||
gint fps_n, fps_d;
|
||||
|
||||
if (!pad->info.finfo)
|
||||
continue;
|
||||
|
||||
/* This can happen if we release a pad and another pad hasn't been negotiated_caps yet */
|
||||
if (GST_VIDEO_INFO_FORMAT (&pad->info) == GST_VIDEO_FORMAT_UNKNOWN)
|
||||
continue;
|
||||
|
||||
/* Convert to per-view width/height for unpacked forms */
|
||||
gst_video_multiview_video_info_change_mode (&tmp,
|
||||
GST_VIDEO_MULTIVIEW_MODE_SEPARATED, GST_VIDEO_MULTIVIEW_FLAGS_NONE);
|
||||
|
||||
this_width = GST_VIDEO_INFO_WIDTH (&tmp);
|
||||
this_height = GST_VIDEO_INFO_HEIGHT (&tmp);
|
||||
fps_n = GST_VIDEO_INFO_FPS_N (&tmp);
|
||||
fps_d = GST_VIDEO_INFO_FPS_D (&tmp);
|
||||
|
||||
GST_INFO_OBJECT (vagg, "Input pad %" GST_PTR_FORMAT
|
||||
" w %u h %u", pad, this_width, this_height);
|
||||
|
||||
if (this_width == 0 || this_height == 0)
|
||||
continue;
|
||||
|
||||
if (best_width < this_width)
|
||||
best_width = this_width;
|
||||
if (best_height < this_height)
|
||||
best_height = this_height;
|
||||
|
||||
if (fps_d == 0)
|
||||
cur_fps = 0.0;
|
||||
else
|
||||
gst_util_fraction_to_double (fps_n, fps_d, &cur_fps);
|
||||
|
||||
if (best_fps < cur_fps) {
|
||||
best_fps = cur_fps;
|
||||
best_fps_n = fps_n;
|
||||
best_fps_d = fps_d;
|
||||
}
|
||||
|
||||
/* FIXME: Preserve PAR for at least one input when different sized inputs */
|
||||
}
|
||||
GST_OBJECT_UNLOCK (vagg);
|
||||
|
||||
mix_info = &mix->mix_info;
|
||||
gst_video_info_set_format (mix_info, GST_VIDEO_FORMAT_RGBA, best_width,
|
||||
best_height);
|
||||
|
||||
GST_VIDEO_INFO_FPS_N (mix_info) = best_fps_n;
|
||||
GST_VIDEO_INFO_FPS_D (mix_info) = best_fps_d;
|
||||
|
||||
GST_VIDEO_INFO_MULTIVIEW_MODE (mix_info) = GST_VIDEO_MULTIVIEW_MODE_SEPARATED;
|
||||
GST_VIDEO_INFO_VIEWS (mix_info) = 2;
|
||||
|
||||
/* FIXME: If input is marked as flipped or flopped, preserve those flags */
|
||||
GST_VIDEO_INFO_MULTIVIEW_FLAGS (mix_info) = GST_VIDEO_MULTIVIEW_FLAGS_NONE;
|
||||
|
||||
/* Choose our output format based on downstream preferences */
|
||||
blend_caps = gst_video_info_to_caps (mix_info);
|
||||
|
||||
gst_caps_set_features (blend_caps, 0,
|
||||
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
|
||||
|
||||
tmp_caps = get_converted_caps (GST_GL_STEREO_MIX (vagg), blend_caps);
|
||||
gst_caps_unref (blend_caps);
|
||||
|
||||
out_caps = gst_caps_intersect (caps, tmp_caps);
|
||||
gst_caps_unref (tmp_caps);
|
||||
|
||||
GST_DEBUG_OBJECT (vagg, "Possible output caps %" GST_PTR_FORMAT, out_caps);
|
||||
|
||||
return out_caps;
|
||||
}
|
||||
|
||||
/* Called after videoaggregator fixates our caps */
|
||||
|
|
@ -462,8 +540,6 @@ _negotiated_caps (GstVideoAggregator * vagg, GstCaps * caps)
|
|||
return FALSE;
|
||||
|
||||
/* Update the glview_convert output */
|
||||
if (!gst_video_info_from_caps (&mix->out_info, caps))
|
||||
return FALSE;
|
||||
|
||||
/* We can configure the view_converter now */
|
||||
gst_gl_view_convert_set_context (mix->viewconvert,
|
||||
|
|
@ -585,108 +661,3 @@ gst_gl_stereo_mix_process_frames (GstGLStereoMix * mixer)
|
|||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* Iterate the input sink pads, and choose the blend format
|
||||
* we will generate before output conversion, which is RGBA
|
||||
* at some suitable size */
|
||||
static void
|
||||
gst_gl_stereo_mix_find_best_format (GstVideoAggregator * vagg,
|
||||
GstCaps * downstream_caps, GstVideoInfo * best_info,
|
||||
gboolean * at_least_one_alpha)
|
||||
{
|
||||
GstGLStereoMix *mix = GST_GL_STEREO_MIX (vagg);
|
||||
GList *l;
|
||||
gint best_width = -1, best_height = -1;
|
||||
gdouble best_fps = -1, cur_fps;
|
||||
gint best_fps_n = 0, best_fps_d = 1;
|
||||
GstVideoInfo *mix_info;
|
||||
GstCaps *blend_caps, *tmp_caps;
|
||||
|
||||
/* We'll deal with alpha internally, so just tell aggregator to
|
||||
* be quiet */
|
||||
*at_least_one_alpha = FALSE;
|
||||
|
||||
GST_OBJECT_LOCK (vagg);
|
||||
|
||||
for (l = GST_ELEMENT (vagg)->sinkpads; l; l = l->next) {
|
||||
GstVideoAggregatorPad *pad = l->data;
|
||||
GstVideoInfo tmp = pad->info;
|
||||
gint this_width, this_height;
|
||||
gint fps_n, fps_d;
|
||||
|
||||
if (!pad->info.finfo)
|
||||
continue;
|
||||
|
||||
/* This can happen if we release a pad and another pad hasn't been negotiated_caps yet */
|
||||
if (GST_VIDEO_INFO_FORMAT (&pad->info) == GST_VIDEO_FORMAT_UNKNOWN)
|
||||
continue;
|
||||
|
||||
/* Convert to per-view width/height for unpacked forms */
|
||||
gst_video_multiview_video_info_change_mode (&tmp,
|
||||
GST_VIDEO_MULTIVIEW_MODE_SEPARATED, GST_VIDEO_MULTIVIEW_FLAGS_NONE);
|
||||
|
||||
this_width = GST_VIDEO_INFO_WIDTH (&tmp);
|
||||
this_height = GST_VIDEO_INFO_HEIGHT (&tmp);
|
||||
fps_n = GST_VIDEO_INFO_FPS_N (&tmp);
|
||||
fps_d = GST_VIDEO_INFO_FPS_D (&tmp);
|
||||
|
||||
GST_INFO_OBJECT (vagg, "Input pad %" GST_PTR_FORMAT
|
||||
" w %u h %u", pad, this_width, this_height);
|
||||
|
||||
if (this_width == 0 || this_height == 0)
|
||||
continue;
|
||||
|
||||
if (best_width < this_width)
|
||||
best_width = this_width;
|
||||
if (best_height < this_height)
|
||||
best_height = this_height;
|
||||
|
||||
if (fps_d == 0)
|
||||
cur_fps = 0.0;
|
||||
else
|
||||
gst_util_fraction_to_double (fps_n, fps_d, &cur_fps);
|
||||
|
||||
if (best_fps < cur_fps) {
|
||||
best_fps = cur_fps;
|
||||
best_fps_n = fps_n;
|
||||
best_fps_d = fps_d;
|
||||
}
|
||||
|
||||
/* FIXME: Preserve PAR for at least one input when different sized inputs */
|
||||
}
|
||||
GST_OBJECT_UNLOCK (vagg);
|
||||
|
||||
mix_info = &mix->mix_info;
|
||||
gst_video_info_set_format (mix_info, GST_VIDEO_FORMAT_RGBA, best_width,
|
||||
best_height);
|
||||
|
||||
GST_VIDEO_INFO_FPS_N (mix_info) = best_fps_n;
|
||||
GST_VIDEO_INFO_FPS_D (mix_info) = best_fps_d;
|
||||
|
||||
GST_VIDEO_INFO_MULTIVIEW_MODE (mix_info) = GST_VIDEO_MULTIVIEW_MODE_SEPARATED;
|
||||
GST_VIDEO_INFO_VIEWS (mix_info) = 2;
|
||||
|
||||
/* FIXME: If input is marked as flipped or flopped, preserve those flags */
|
||||
GST_VIDEO_INFO_MULTIVIEW_FLAGS (mix_info) = GST_VIDEO_MULTIVIEW_FLAGS_NONE;
|
||||
|
||||
/* Choose our output format based on downstream preferences */
|
||||
blend_caps = gst_video_info_to_caps (mix_info);
|
||||
|
||||
gst_caps_set_features (blend_caps, 0,
|
||||
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
|
||||
|
||||
tmp_caps = get_converted_caps (GST_GL_STEREO_MIX (vagg), blend_caps);
|
||||
gst_caps_unref (blend_caps);
|
||||
|
||||
if (mix->out_caps)
|
||||
gst_caps_unref (mix->out_caps);
|
||||
|
||||
mix->out_caps = gst_caps_intersect (downstream_caps, tmp_caps);
|
||||
gst_caps_unref (tmp_caps);
|
||||
|
||||
GST_DEBUG_OBJECT (vagg, "Possible output caps %" GST_PTR_FORMAT,
|
||||
mix->out_caps);
|
||||
/* Tell videoaggregator our preferred size. Actual info gets
|
||||
* overridden during caps nego */
|
||||
*best_info = *mix_info;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -69,9 +69,6 @@ struct _GstGLStereoMix
|
|||
GstGLViewConvert *viewconvert;
|
||||
GstGLStereoDownmix downmix_mode;
|
||||
|
||||
GstCaps *out_caps;
|
||||
GstVideoInfo out_info;
|
||||
|
||||
GstVideoInfo mix_info;
|
||||
|
||||
GPtrArray *input_frames;
|
||||
|
|
|
|||
Loading…
Reference in a new issue