Exemple #1
0
GF_EXPORT
void gf_mse_mediasource_open(GF_HTML_MediaSource *ms, struct _mediaobj *mo)
{
	if (!ms) return;
	if (!mo) {
		GF_LOG(GF_LOG_DEBUG, GF_LOG_MEDIA, ("[MSE] Cannot open media source without a media object\n"));
		return;
	}
	ms->readyState = MEDIA_SOURCE_READYSTATE_OPEN;
	/* getting the Scene Tree node attached to this media source */
	ms->node = (GF_Node *)gf_event_target_get_node(gf_mo_event_target_get(mo, 0));
	ms->sg = gf_node_get_graph(ms->node);
	gf_mse_fire_event(ms->evt_target, GF_EVENT_HTML_MSE_SOURCE_OPEN);
}
Exemple #2
0
GF_EXPORT
Bool gf_mo_get_visual_info(GF_MediaObject *mo, u32 *width, u32 *height, u32 *stride, u32 *pixel_ar, u32 *pixelFormat, Bool *is_flipped)
{
	GF_CodecCapability cap;
	if ((mo->type != GF_MEDIA_OBJECT_VIDEO) && (mo->type!=GF_MEDIA_OBJECT_TEXT)) return GF_FALSE;

	if (width) {
		cap.CapCode = GF_CODEC_WIDTH;
		gf_codec_get_capability(mo->odm->codec, &cap);
		*width = cap.cap.valueInt;
	}
	if (height) {
		cap.CapCode = GF_CODEC_HEIGHT;
		gf_codec_get_capability(mo->odm->codec, &cap);
		*height = cap.cap.valueInt;
	}
	if (mo->type==GF_MEDIA_OBJECT_TEXT) return GF_TRUE;

	if (is_flipped) {
		cap.CapCode = GF_CODEC_FLIP;
		cap.cap.valueInt = 0;
		gf_codec_get_capability(mo->odm->codec, &cap);
		*is_flipped = cap.cap.valueInt ? GF_TRUE : GF_FALSE;
	}

	if (stride) {
		cap.CapCode = GF_CODEC_STRIDE;
		gf_codec_get_capability(mo->odm->codec, &cap);
		*stride = cap.cap.valueInt;
	}
	if (pixelFormat) {
		cap.CapCode = GF_CODEC_PIXEL_FORMAT;
		gf_codec_get_capability(mo->odm->codec, &cap);
		*pixelFormat = cap.cap.valueInt;

		if (mo->odm && mo->odm->parentscene->is_dynamic_scene) {
#ifndef GPAC_DISABLE_VRML
			const char *name = gf_node_get_name(gf_event_target_get_node(gf_mo_event_target_get(mo, 0)));
			if (name && !strcmp(name, "DYN_VIDEO")) {
				const char *opt;
				u32 r, g, b, a;
				M_Background2D *back = (M_Background2D *) gf_sg_find_node_by_name(mo->odm->parentscene->graph, "DYN_BACK");
				if (back) {
					switch (cap.cap.valueInt) {
					case GF_PIXEL_ARGB:
					case GF_PIXEL_RGBA:
					case GF_PIXEL_YUVA:
						opt = gf_cfg_get_key(mo->odm->term->user->config, "Compositor", "BackColor");
						if (!opt) {
							gf_cfg_set_key(mo->odm->term->user->config, "Compositor", "BackColor", "FF999999");
							opt = "FF999999";
						}
						sscanf(opt, "%02X%02X%02X%02X", &a, &r, &g, &b);
						back->backColor.red = INT2FIX(r)/255;
						back->backColor.green = INT2FIX(g)/255;
						back->backColor.blue = INT2FIX(b)/255;
						break;
					default:
						back->backColor.red = back->backColor.green = back->backColor.blue = 0;
						break;
					}
					gf_node_dirty_set((GF_Node *)back, 0, GF_TRUE);
				}
			}
#endif
		}
	}
	/*get PAR settings*/
	if (pixel_ar) {
		cap.CapCode = GF_CODEC_PAR;
		gf_codec_get_capability(mo->odm->codec, &cap);
		*pixel_ar = cap.cap.valueInt;
		if (! (*pixel_ar & 0x0000FFFF)) *pixel_ar = 0;
		if (! (*pixel_ar & 0xFFFF0000)) *pixel_ar = 0;

		/**/
		if (! *pixel_ar) {
			GF_Channel *ch;
			GF_NetworkCommand com;
			com.base.command_type = GF_NET_CHAN_GET_PIXEL_AR;
			ch = (GF_Channel *)gf_list_get(mo->odm->channels, 0);
			if (!ch) return GF_FALSE;

			com.base.on_channel = ch;
			com.par.hSpacing = com.par.vSpacing = 0;
			if (gf_term_service_command(ch->service, &com) == GF_OK) {
				if ((com.par.hSpacing>65535) || (com.par.vSpacing>65535)) {
					com.par.hSpacing>>=16;
					com.par.vSpacing>>=16;
				}
				if (com.par.hSpacing|| com.par.vSpacing)
					*pixel_ar = (com.par.hSpacing<<16) | com.par.vSpacing;
			}
		}