vaapidecode: query downstream caps features like GLTextureUploadMeta.

Fix vaapidecode to correctly report caps features downstream, when
a custom pipeline is built manually.

https://bugzilla.gnome.org/show_bug.cgi?id=719372

Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
This commit is contained in:
Matthieu Bouron 2013-12-11 18:08:26 +00:00 committed by Gwenole Beauchesne
parent cb81acd48c
commit a674d9eff2

View file

@ -110,10 +110,12 @@ gst_vaapi_decoder_state_changed(GstVaapiDecoder *decoder,
const GstVideoCodecState *codec_state, gpointer user_data)
{
GstVaapiDecode * const decode = GST_VAAPIDECODE(user_data);
GstVideoDecoder * const vdec = GST_VIDEO_DECODER(decode);
g_assert(decode->decoder == decoder);
gst_vaapidecode_update_src_caps(decode, codec_state);
gst_video_decoder_negotiate(vdec);
}
static inline gboolean
@ -130,6 +132,14 @@ gst_vaapidecode_update_src_caps(GstVaapiDecode *decode,
GstVideoDecoder * const vdec = GST_VIDEO_DECODER(decode);
GstVideoCodecState *state;
GstVideoInfo *vi, vis;
#if GST_CHECK_VERSION(1,1,0)
GstCapsFeatures *features = NULL;
GstVaapiCapsFeature feature;
feature = gst_vaapi_find_preferred_caps_feature(
GST_VIDEO_DECODER_SRC_PAD(vdec),
GST_VIDEO_INFO_FORMAT(&ref_state->info));
#endif
state = gst_video_decoder_set_output_state(vdec,
GST_VIDEO_INFO_FORMAT(&ref_state->info),
@ -149,6 +159,14 @@ gst_vaapidecode_update_src_caps(GstVaapiDecode *decode,
#if GST_CHECK_VERSION(1,1,0)
vis = *vi;
switch (feature) {
case GST_VAAPI_CAPS_FEATURE_GL_TEXTURE_UPLOAD_META:
gst_video_info_set_format(&vis, GST_VIDEO_FORMAT_RGBA,
GST_VIDEO_INFO_WIDTH(vi), GST_VIDEO_INFO_HEIGHT(vi));
features = gst_caps_features_new(
GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, NULL);
break;
default:
if (GST_VIDEO_INFO_FORMAT(vi) == GST_VIDEO_FORMAT_ENCODED) {
/* XXX: this is a workaround until auto-plugging is fixed when
format=ENCODED + memory:VASurface caps feature are provided.
@ -156,8 +174,17 @@ gst_vaapidecode_update_src_caps(GstVaapiDecode *decode,
a terribly wrong thing per se. */
gst_video_info_set_format(&vis, GST_VIDEO_FORMAT_NV12,
GST_VIDEO_INFO_WIDTH(vi), GST_VIDEO_INFO_HEIGHT(vi));
#if GST_CHECK_VERSION(1,3,0)
if (feature == GST_VAAPI_CAPS_FEATURE_VAAPI_SURFACE)
features = gst_caps_features_new(
GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE, NULL);
#endif
}
break;
}
state->caps = gst_video_info_to_caps(&vis);
if (features)
gst_caps_set_features(state->caps, 0, features);
#else
/* XXX: gst_video_info_to_caps() from GStreamer 0.10 does not
reconstruct suitable caps for "encoded" video formats */
@ -461,12 +488,38 @@ gst_vaapidecode_decide_allocation(GstVideoDecoder *vdec, GstQuery *query)
GstVideoInfo vi;
guint size, min, max;
gboolean need_pool, update_pool;
gboolean has_video_meta = FALSE;
GstVideoCodecState *state;
#if GST_CHECK_VERSION(1,1,0) && USE_GLX
GstCapsFeatures *features, *features2;
#endif
gst_query_parse_allocation(query, &caps, &need_pool);
if (!caps)
goto error_no_caps;
state = gst_video_decoder_get_output_state(vdec);
decode->has_texture_upload_meta = FALSE;
has_video_meta = gst_query_find_allocation_meta(query, GST_VIDEO_META_API_TYPE, NULL);
#if GST_CHECK_VERSION(1,1,0) && USE_GLX
if (has_video_meta)
decode->has_texture_upload_meta = gst_query_find_allocation_meta(query,
GST_VIDEO_GL_TEXTURE_UPLOAD_META_API_TYPE, NULL);
features = gst_caps_get_features(state->caps, 0);
features2 = gst_caps_features_new(GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, NULL);
/* Update src caps if feature is not handled downstream */
if (!decode->has_texture_upload_meta &&
gst_caps_features_is_equal(features, features2))
gst_vaapidecode_update_src_caps (decode, state);
gst_caps_features_free(features2);
#endif
gst_video_codec_state_unref(state);
gst_video_info_init(&vi);
gst_video_info_from_caps(&vi, caps);
if (GST_VIDEO_INFO_FORMAT(&vi) == GST_VIDEO_FORMAT_ENCODED)
@ -503,14 +556,11 @@ gst_vaapidecode_decide_allocation(GstVideoDecoder *vdec, GstQuery *query)
gst_buffer_pool_set_config(pool, config);
}
decode->has_texture_upload_meta = FALSE;
if (gst_query_find_allocation_meta(query, GST_VIDEO_META_API_TYPE, NULL)) {
if (has_video_meta) {
config = gst_buffer_pool_get_config(pool);
gst_buffer_pool_config_add_option(config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
#if GST_CHECK_VERSION(1,1,0) && USE_GLX
decode->has_texture_upload_meta = gst_query_find_allocation_meta(query,
GST_VIDEO_GL_TEXTURE_UPLOAD_META_API_TYPE, NULL);
if (decode->has_texture_upload_meta)
gst_buffer_pool_config_add_option(config,
GST_BUFFER_POOL_OPTION_VIDEO_GL_TEXTURE_UPLOAD_META);
@ -717,6 +767,8 @@ gst_vaapidecode_set_format(GstVideoDecoder *vdec, GstVideoCodecState *state)
return FALSE;
if (!gst_vaapidecode_update_src_caps(decode, state))
return FALSE;
if (!gst_video_decoder_negotiate(vdec))
return FALSE;
if (!gst_vaapi_plugin_base_set_caps(plugin, decode->sinkpad_caps,
decode->srcpad_caps))
return FALSE;