void
gst_vaapi_decoder_set_multiview_mode (GstVaapiDecoder * decoder,
gint views, GstVideoMultiviewMode mv_mode, GstVideoMultiviewFlags mv_flags)
{
GstVideoCodecState *const codec_state = decoder->codec_state;
GstVideoInfo *info = &codec_state->info;
if (GST_VIDEO_INFO_VIEWS (info) != views ||
GST_VIDEO_INFO_MULTIVIEW_MODE (info) != mv_mode ||
GST_VIDEO_INFO_MULTIVIEW_FLAGS (info) != mv_flags) {
const gchar *mv_mode_str =
gst_video_multiview_mode_to_caps_string (mv_mode);
GST_DEBUG ("Multiview mode changed to %s flags 0x%x views %d",
mv_mode_str, mv_flags, views);
GST_VIDEO_INFO_MULTIVIEW_MODE (info) = mv_mode;
GST_VIDEO_INFO_MULTIVIEW_FLAGS (info) = mv_flags;
GST_VIDEO_INFO_VIEWS (info) = views;
gst_caps_set_simple (codec_state->caps, "multiview-mode",
G_TYPE_STRING, mv_mode_str,
"multiview-flags", GST_TYPE_VIDEO_MULTIVIEW_FLAGSET, mv_flags,
GST_FLAG_SET_MASK_EXACT, "views", G_TYPE_INT, views, NULL);
notify_codec_state_changed (decoder);
}
}
/**
* gst_video_info_is_equal:
* @info: a #GstVideoInfo
* @other: a #GstVideoInfo
*
* Compares two #GstVideoInfo and returns whether they are equal or not
*
* Returns: %TRUE if @info and @other are equal, else %FALSE.
*/
gboolean
gst_video_info_is_equal (const GstVideoInfo * info, const GstVideoInfo * other)
{
gint i;
if (GST_VIDEO_INFO_FORMAT (info) != GST_VIDEO_INFO_FORMAT (other))
return FALSE;
if (GST_VIDEO_INFO_INTERLACE_MODE (info) !=
GST_VIDEO_INFO_INTERLACE_MODE (other))
return FALSE;
if (GST_VIDEO_INFO_FLAGS (info) != GST_VIDEO_INFO_FLAGS (other))
return FALSE;
if (GST_VIDEO_INFO_WIDTH (info) != GST_VIDEO_INFO_WIDTH (other))
return FALSE;
if (GST_VIDEO_INFO_HEIGHT (info) != GST_VIDEO_INFO_HEIGHT (other))
return FALSE;
if (GST_VIDEO_INFO_SIZE (info) != GST_VIDEO_INFO_SIZE (other))
return FALSE;
if (GST_VIDEO_INFO_PAR_N (info) != GST_VIDEO_INFO_PAR_N (other))
return FALSE;
if (GST_VIDEO_INFO_PAR_D (info) != GST_VIDEO_INFO_PAR_D (other))
return FALSE;
if (GST_VIDEO_INFO_FPS_N (info) != GST_VIDEO_INFO_FPS_N (other))
return FALSE;
if (GST_VIDEO_INFO_FPS_D (info) != GST_VIDEO_INFO_FPS_D (other))
return FALSE;
if (!gst_video_colorimetry_is_equal (&GST_VIDEO_INFO_COLORIMETRY (info),
&GST_VIDEO_INFO_COLORIMETRY (other)))
return FALSE;
if (GST_VIDEO_INFO_CHROMA_SITE (info) != GST_VIDEO_INFO_CHROMA_SITE (other))
return FALSE;
if (GST_VIDEO_INFO_MULTIVIEW_MODE (info) !=
GST_VIDEO_INFO_MULTIVIEW_MODE (other))
return FALSE;
if (GST_VIDEO_INFO_MULTIVIEW_FLAGS (info) !=
GST_VIDEO_INFO_MULTIVIEW_FLAGS (other))
return FALSE;
if (GST_VIDEO_INFO_VIEWS (info) != GST_VIDEO_INFO_VIEWS (other))
return FALSE;
for (i = 0; i < info->finfo->n_planes; i++) {
if (info->stride[i] != other->stride[i])
return FALSE;
if (info->offset[i] != other->offset[i])
return FALSE;
}
return TRUE;
}
void
gst_video_info_change_format (GstVideoInfo * vip, GstVideoFormat format,
guint width, guint height)
{
GstVideoInfo vi = *vip;
gst_video_info_set_format (vip, format, width, height);
GST_VIDEO_INFO_INTERLACE_MODE (vip) = GST_VIDEO_INFO_INTERLACE_MODE (&vi);
GST_VIDEO_FORMAT_INFO_FLAGS (vip) = GST_VIDEO_FORMAT_INFO_FLAGS (&vi);
GST_VIDEO_INFO_VIEWS (vip) = GST_VIDEO_INFO_VIEWS (&vi);
GST_VIDEO_INFO_PAR_N (vip) = GST_VIDEO_INFO_PAR_N (&vi);
GST_VIDEO_INFO_PAR_D (vip) = GST_VIDEO_INFO_PAR_D (&vi);
GST_VIDEO_INFO_FPS_N (vip) = GST_VIDEO_INFO_FPS_N (&vi);
GST_VIDEO_INFO_FPS_D (vip) = GST_VIDEO_INFO_FPS_D (&vi);
GST_VIDEO_INFO_MULTIVIEW_MODE (vip) = GST_VIDEO_INFO_MULTIVIEW_MODE (&vi);
GST_VIDEO_INFO_MULTIVIEW_FLAGS (vip) = GST_VIDEO_INFO_MULTIVIEW_FLAGS (&vi);
}
/* Return the possible output caps based on inputs and downstream prefs */
static GstCaps *
_update_caps (GstVideoAggregator * vagg, GstCaps * caps)
{
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;
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;
}