gint i, comp;
guint8 *dest, *src;
GstVideoFrame vframe;
- GstVideoCropMeta *crop;
gint pic_width, pic_height;
gint offset_x, offset_y;
if (dec->info.pic_width != dec->info.frame_width ||
dec->info.pic_height != dec->info.frame_height ||
dec->info.pic_x != 0 || dec->info.pic_y != 0) {
- crop = gst_buffer_add_video_crop_meta (frame->output_buffer);
+ GstVideoMeta *vmeta;
+ GstVideoCropMeta *cmeta;
+
+ vmeta = gst_buffer_get_video_meta (frame->output_buffer);
+ /* If the buffer pool didn't add the meta already
+ * we add it ourselves here */
+ if (!vmeta)
+ vmeta = gst_buffer_add_video_meta (frame->output_buffer,
+ GST_VIDEO_FRAME_FLAG_NONE,
+ dec->output_state->info.finfo->format,
+ dec->info.frame_width, dec->info.frame_height);
+
+ /* Just to be sure that the buffer pool doesn't do something
+ * completely weird and we would crash later
+ */
+ g_assert (vmeta->format == dec->output_state->info.finfo->format);
+ g_assert (vmeta->width == dec->info.frame_width);
+ g_assert (vmeta->height == dec->info.frame_height);
+
+ cmeta = gst_buffer_add_video_crop_meta (frame->output_buffer);
/* we can do things slightly more efficient when we know that
* downstream understands clipping */
- crop->x = dec->info.pic_x;
- crop->y = dec->info.pic_y;
- crop->width = dec->info.pic_width;
- crop->height = dec->info.pic_height;
+ cmeta->x = dec->info.pic_x;
+ cmeta->y = dec->info.pic_y;
+ cmeta->width = dec->info.pic_width;
+ cmeta->height = dec->info.pic_height;
}
}
GstTheoraDec *dec = GST_THEORA_DEC (decoder);
GstVideoCodecState *state;
GstBufferPool *pool;
- gboolean update;
guint size, min, max;
GstStructure *config;
- state = gst_video_decoder_get_output_state (decoder);
-
- if (gst_query_get_n_allocation_pools (query) > 0) {
- gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
+ if (!GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation (decoder,
+ query))
+ return FALSE;
- /* adjust size */
- size = MAX (size, state->info.size);
- update = TRUE;
- } else {
- pool = NULL;
- size = state->info.size;
- min = max = 0;
- update = FALSE;
- }
+ state = gst_video_decoder_get_output_state (decoder);
- /* no downstream pool, make our own */
- if (pool == NULL) {
- pool = gst_video_buffer_pool_new ();
- }
+ gst_query_parse_nth_allocation_pool (query, 0, &pool, &size, &min, &max);
+ dec->can_crop = FALSE;
config = gst_buffer_pool_get_config (pool);
if (gst_query_has_allocation_meta (query, GST_VIDEO_META_API_TYPE)) {
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_META);
+ dec->can_crop =
+ gst_query_has_allocation_meta (query, GST_VIDEO_CROP_META_API_TYPE);
}
- dec->can_crop =
- gst_query_has_allocation_meta (query, GST_VIDEO_CROP_META_API_TYPE);
-
if (dec->can_crop) {
GstVideoInfo info = state->info;
+ GstCaps *caps;
/* Calculate uncropped size */
gst_video_info_set_format (&info, info.finfo->format, dec->info.frame_width,
dec->info.frame_height);
size = MAX (size, info.size);
+ caps = gst_video_info_to_caps (&info);
+ gst_buffer_pool_config_set_params (config, caps, size, min, max);
+ gst_caps_unref (caps);
}
gst_buffer_pool_set_config (pool, config);
- if (update)
- gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max);
- else
- gst_query_add_allocation_pool (query, pool, size, min, max);
-
- if (pool)
- gst_object_unref (pool);
+ gst_query_set_nth_allocation_pool (query, 0, pool, size, min, max);
+ gst_object_unref (pool);
gst_video_codec_state_unref (state);
- return GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation (decoder,
- query);
+ return TRUE;
}
static void