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theora: fix bufferpool negotiation
Store the uncropped frame dimensions in the videoinfo. Always set the caps with the dimension of the cropped output. Don't negotiate the bufferpool multiple times. Remove the old crop feature, we always crop now.
This commit is contained in:
Wim Taymans
parent
502c12f827
commit
5bad1eaa24
2 changed files with 37 additions and 51 deletions
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@ -50,7 +50,6 @@
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#define GST_CAT_DEFAULT theoradec_debug
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
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#define THEORA_DEF_CROP TRUE
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#define THEORA_DEF_TELEMETRY_MV 0
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#define THEORA_DEF_TELEMETRY_MBMODE 0
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#define THEORA_DEF_TELEMETRY_QI 0
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@ -59,7 +58,6 @@ GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
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enum
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{
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PROP_0,
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PROP_CROP,
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PROP_TELEMETRY_MV,
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PROP_TELEMETRY_MBMODE,
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PROP_TELEMETRY_QI,
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@ -128,11 +126,6 @@ gst_theora_dec_class_init (GstTheoraDecClass * klass)
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gobject_class->set_property = theora_dec_set_property;
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gobject_class->get_property = theora_dec_get_property;
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g_object_class_install_property (gobject_class, PROP_CROP,
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g_param_spec_boolean ("crop", "Crop",
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"Crop the image to the visible region", THEORA_DEF_CROP,
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(GParamFlags) G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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if (gst_theora_dec_ctl_is_supported (TH_DECCTL_SET_TELEMETRY_MV)) {
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g_object_class_install_property (gobject_class, PROP_TELEMETRY_MV,
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g_param_spec_int ("visualize-motion-vectors",
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@ -208,7 +201,6 @@ gst_theora_dec_init (GstTheoraDec * dec)
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gst_element_add_pad (GST_ELEMENT (dec), dec->srcpad);
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dec->crop = THEORA_DEF_CROP;
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dec->telemetry_mv = THEORA_DEF_TELEMETRY_MV;
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dec->telemetry_mbmode = THEORA_DEF_TELEMETRY_MBMODE;
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dec->telemetry_qi = THEORA_DEF_TELEMETRY_QI;
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@ -776,12 +768,16 @@ theora_handle_comment_packet (GstTheoraDec * dec, ogg_packet * packet)
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}
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static GstFlowReturn
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theora_negotiate_pool (GstTheoraDec * dec, GstCaps * caps, GstVideoInfo * info)
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theora_negotiate_pool (GstTheoraDec * dec)
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{
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GstQuery *query;
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GstBufferPool *pool = NULL;
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GstBufferPool *pool;
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guint size, min, max, prefix, alignment;
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GstStructure *config;
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GstCaps *caps;
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/* find the caps of the output buffer */
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caps = gst_pad_get_current_caps (dec->srcpad);
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/* find a pool for the negotiated caps now */
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query = gst_query_new_allocation (caps, TRUE);
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@ -791,35 +787,45 @@ theora_negotiate_pool (GstTheoraDec * dec, GstCaps * caps, GstVideoInfo * info)
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/* we got configuration from our peer, parse them */
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gst_query_parse_allocation_params (query, &size, &min, &max, &prefix,
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&alignment, &pool);
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size = MAX (size, info->size);
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} else {
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GST_DEBUG_OBJECT (dec, "didn't get downstream ALLOCATION hints");
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size = info->size;
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size = 0;
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min = max = 0;
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prefix = 0;
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alignment = 0;
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pool = NULL;
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}
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if (pool == NULL) {
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/* we did not get a pool, make one ourselves then */
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pool = gst_buffer_pool_new ();
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pool = gst_video_buffer_pool_new ();
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}
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if (dec->pool)
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gst_object_unref (dec->pool);
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dec->pool = pool;
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/* check if downstream supports cropping */
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dec->has_cropping =
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gst_query_has_allocation_meta (query, GST_VIDEO_CROP_META_API_TYPE);
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if (dec->has_cropping) {
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/* we can crop, configure the pool with buffers of caps and size of the
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* decoded picture size and then crop them with metadata */
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size = MAX (size, GST_VIDEO_INFO_SIZE (&dec->vinfo));
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gst_caps_unref (caps);
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caps = gst_video_info_to_caps (&dec->vinfo);
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}
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config = gst_buffer_pool_get_config (pool);
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gst_buffer_pool_config_set (config, caps, size, min, max, prefix, alignment);
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gst_caps_unref (caps);
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/* just set the option, if the pool can support it we will transparently use
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* it through the video info API. We could also see if the pool support this
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* option and only activate it then. */
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gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
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/* check if downstream supports cropping */
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dec->has_cropping =
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gst_query_has_allocation_meta (query, GST_VIDEO_CROP_META_API_TYPE);
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GST_DEBUG_OBJECT (dec, "downstream cropping %d", dec->has_cropping);
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gst_buffer_pool_set_config (pool, config);
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@ -836,10 +842,10 @@ theora_handle_type_packet (GstTheoraDec * dec, ogg_packet * packet)
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{
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GstCaps *caps;
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GstVideoFormat format;
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gint width, height;
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gint par_num, par_den;
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GstFlowReturn ret = GST_FLOW_OK;
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GList *walk;
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GstVideoInfo info;
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GST_DEBUG_OBJECT (dec, "fps %d/%d, PAR %d/%d",
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dec->info.fps_numerator, dec->info.fps_denominator,
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@ -891,14 +897,6 @@ theora_handle_type_packet (GstTheoraDec * dec, ogg_packet * packet)
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goto invalid_format;
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}
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if (dec->crop) {
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width = dec->info.pic_width;
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height = dec->info.pic_height;
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} else {
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/* no cropping, use the encoded dimensions */
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width = dec->info.frame_width;
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height = dec->info.frame_height;
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}
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if (dec->info.pic_width != dec->info.frame_width ||
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dec->info.pic_height != dec->info.frame_height ||
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dec->info.pic_x != 0 || dec->info.pic_y != 0) {
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@ -929,7 +927,9 @@ theora_handle_type_packet (GstTheoraDec * dec, ogg_packet * packet)
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GST_WARNING_OBJECT (dec, "Could not enable BITS mode visualisation");
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}
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gst_video_info_set_format (&dec->vinfo, format, width, height);
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/* our info contains the dimensions for the coded picture before cropping */
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gst_video_info_set_format (&dec->vinfo, format, dec->info.frame_width,
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dec->info.frame_height);
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dec->vinfo.fps_n = dec->info.fps_numerator;
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dec->vinfo.fps_d = dec->info.fps_denominator;
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dec->vinfo.par_n = par_num;
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@ -953,13 +953,16 @@ theora_handle_type_packet (GstTheoraDec * dec, ogg_packet * packet)
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break;
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}
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caps = gst_video_info_to_caps (&dec->vinfo);
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/* for the output caps we always take the cropped dimensions */
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info = dec->vinfo;
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gst_video_info_set_format (&info, format, dec->info.pic_width,
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dec->info.pic_height);
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caps = gst_video_info_to_caps (&info);
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gst_pad_set_caps (dec->srcpad, caps);
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gst_caps_unref (caps);
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/* negotiate a bufferpool */
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if ((ret = theora_negotiate_pool (dec, caps, &dec->vinfo)) != GST_FLOW_OK)
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goto no_bufferpool;
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/* make sure we negotiate a bufferpool */
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gst_pad_mark_reconfigure (dec->srcpad);
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dec->have_header = TRUE;
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@ -983,10 +986,6 @@ invalid_format:
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GST_ERROR_OBJECT (dec, "Invalid pixel format %d", dec->info.pixel_fmt);
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return GST_FLOW_ERROR;
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}
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no_bufferpool:
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{
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return ret;
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}
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}
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static GstFlowReturn
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@ -1113,13 +1112,8 @@ theora_handle_image (GstTheoraDec * dec, th_ycbcr_buffer buf, GstBuffer ** out)
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GstVideoCropMeta *crop;
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gint offset_x, offset_y;
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if (gst_pad_check_reconfigure (dec->srcpad)) {
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GstCaps *caps;
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caps = gst_pad_get_current_caps (dec->srcpad);
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theora_negotiate_pool (dec, caps, &dec->vinfo);
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gst_caps_unref (caps);
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}
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if (gst_pad_check_reconfigure (dec->srcpad))
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theora_negotiate_pool (dec);
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result = gst_buffer_pool_acquire_buffer (dec->pool, out, NULL);
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if (G_UNLIKELY (result != GST_FLOW_OK))
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@ -1128,7 +1122,7 @@ theora_handle_image (GstTheoraDec * dec, th_ycbcr_buffer buf, GstBuffer ** out)
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if (!gst_video_frame_map (&frame, &dec->vinfo, *out, GST_MAP_WRITE))
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goto invalid_frame;
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if (dec->crop && !dec->has_cropping) {
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if (!dec->has_cropping) {
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/* we need to crop the hard way */
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offset_x = dec->info.pic_x;
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offset_y = dec->info.pic_y;
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@ -1650,9 +1644,6 @@ theora_dec_set_property (GObject * object, guint prop_id,
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GstTheoraDec *dec = GST_THEORA_DEC (object);
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switch (prop_id) {
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case PROP_CROP:
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dec->crop = g_value_get_boolean (value);
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break;
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case PROP_TELEMETRY_MV:
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dec->telemetry_mv = g_value_get_int (value);
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break;
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@ -1678,9 +1669,6 @@ theora_dec_get_property (GObject * object, guint prop_id,
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GstTheoraDec *dec = GST_THEORA_DEC (object);
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switch (prop_id) {
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case PROP_CROP:
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g_value_set_boolean (value, dec->crop);
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break;
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case PROP_TELEMETRY_MV:
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g_value_set_int (value, dec->telemetry_mv);
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break;
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@ -82,8 +82,6 @@ struct _GstTheoraDec
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gint telemetry_qi;
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gint telemetry_bits;
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gboolean crop;
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/* list of buffers that need timestamps */
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GList *queued;
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/* list of raw output buffers */
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