C++ (Cpp) gf_mo_get_flags Examples

Example #1

File: texturing.c Project: JamesLinus/gpac

GF_EXPORT
void gf_sc_texture_update_frame(GF_TextureHandler *txh, Bool disable_resync)
{
	Bool needs_reload = 0;
	u32 size, ts;
	s32 ms_until_pres, ms_until_next;

	/*already refreshed*/
	if ((txh->stream_finished && txh->tx_io) || txh->needs_refresh) return;

	if (!txh->stream) {
		txh->data = NULL;
		return;
	}

	/*should never happen!!*/
	if (txh->needs_release) gf_mo_release_data(txh->stream, 0xFFFFFFFF, 0);

	/*check init flag*/
	if (!(gf_mo_get_flags(txh->stream) & GF_MO_IS_INIT)) {
		needs_reload = 1;
		txh->data = NULL;
		if (txh->tx_io) {
			gf_sc_texture_release(txh);
		}
	}
	txh->data = gf_mo_fetch_data(txh->stream, disable_resync ? GF_MO_FETCH : GF_MO_FETCH_RESYNC, &txh->stream_finished, &ts, &size, &ms_until_pres, &ms_until_next);

	if (!(gf_mo_get_flags(txh->stream) & GF_MO_IS_INIT)) {
		needs_reload = 1;
	} else if (size && txh->size && (size != txh->size)) {
		needs_reload = 1;
	}

	if (needs_reload) {
		/*if we had a texture this means the object has changed - delete texture and resetup. Do not skip
		texture update as this may lead to an empty rendering pass (blank frame for this object), especially in DASH*/
		if (txh->tx_io) {
			gf_sc_texture_release(txh);
			txh->needs_refresh = 1;
		}
		if (gf_mo_is_private_media(txh->stream)) {
			setup_texture_object(txh, 1);
			gf_node_dirty_set(txh->owner, 0, 0);
		}
	}

	/*if no frame or muted don't draw*/
	if (!txh->data || !size) {
		GF_LOG(GF_LOG_INFO, GF_LOG_COMPOSE, ("[Visual Texture] No output frame available \n"));
		/*TODO - check if this is needed */
		if (txh->flags & GF_SR_TEXTURE_PRIVATE_MEDIA) {
			//txh->needs_refresh = 1;
			gf_sc_invalidate(txh->compositor, NULL);
		}
		return;
	}

	if (txh->compositor->frame_delay > ms_until_pres)
		txh->compositor->frame_delay = ms_until_pres;

	/*if setup and same frame return*/
	if (txh->tx_io && (txh->stream_finished || (txh->last_frame_time==ts)) ) {
		gf_mo_release_data(txh->stream, 0xFFFFFFFF, 0);
		txh->needs_release = 0;
		if (!txh->stream_finished) {
			GF_LOG(GF_LOG_DEBUG, GF_LOG_COMPOSE, ("[Visual Texture] Same frame fetched (TS %d)\n", ts));
			if (txh->compositor->ms_until_next_frame > ms_until_next)
				txh->compositor->ms_until_next_frame = ms_until_next;
		}
		return;
	}
	txh->stream_finished = 0;
	txh->needs_release = 1;
	txh->last_frame_time = ts;
	txh->size = size;
	if (txh->raw_memory) {
		gf_mo_get_raw_image_planes(txh->stream, (u8 **) &txh->data, (u8 **) &txh->pU, (u8 **) &txh->pV);
	}
	if (gf_mo_is_muted(txh->stream)) return;


	if (txh->nb_frames) {
		s32 push_delay = txh->upload_time / txh->nb_frames;
		if (push_delay > ms_until_pres) ms_until_pres = 0;
		else ms_until_pres -= push_delay;
	}

	if (txh->compositor->ms_until_next_frame > ms_until_next)
		txh->compositor->ms_until_next_frame = ms_until_next;

	if (!txh->tx_io) {
		setup_texture_object(txh, 0);
	}

	/*try to push texture on graphics but don't complain if failure*/
	gf_sc_texture_set_data(txh);

	txh->needs_refresh = 1;
	gf_sc_invalidate(txh->compositor, NULL);
}

Example #2

File: texturing.c Project: erelh/gpac

GF_EXPORT
void gf_sc_texture_update_frame(GF_TextureHandler *txh, Bool disable_resync)
{
	u32 size, ts;

	/*already refreshed*/
	if (txh->needs_refresh) return;

	if (!txh->stream) {
		txh->data = NULL;
		return;
	}

	/*should never happen!!*/
	if (txh->needs_release) gf_mo_release_data(txh->stream, 0xFFFFFFFF, 0);

	/*check init flag*/
	if (!(gf_mo_get_flags(txh->stream) & GF_MO_IS_INIT)) {
		/*if we had a texture this means the object has changed - delete texture and resetup. Do not skip
		texture update as this may lead to an empty rendering pass (blank frame for this object), especially in DASH*/
		if (txh->tx_io) {
			gf_sc_texture_release(txh);
			txh->data = NULL;
			txh->needs_refresh = 1;
		}
		if (gf_mo_is_private_media(txh->stream)) {
			setup_texture_object(txh, 1);
			gf_node_dirty_set(txh->owner, 0, 0);
		}
	}
	txh->data = gf_mo_fetch_data(txh->stream, !disable_resync, &txh->stream_finished, &ts, &size);

	/*if no frame or muted don't draw*/
	if (!txh->data || !size) {
		GF_LOG(GF_LOG_INFO, GF_LOG_CODEC, ("No output frame available\n"));
		/*TODO - check if this is needed */
		if (txh->flags & GF_SR_TEXTURE_PRIVATE_MEDIA) {
			//txh->needs_refresh = 1;
			gf_sc_invalidate(txh->compositor, NULL);
		}
		return;
	}

	/*if setup and same frame return*/
	if (txh->tx_io && (txh->stream_finished || (txh->last_frame_time==ts)) ) {
		gf_mo_release_data(txh->stream, 0xFFFFFFFF, 0);
		txh->needs_release = 0;
		return;
	}
	txh->needs_release = 1;
	txh->last_frame_time = ts;
	if (gf_mo_is_muted(txh->stream)) return;

	if (!txh->tx_io) {
		setup_texture_object(txh, 0);
	}

	/*try to push texture on graphics but don't complain if failure*/
	gf_sc_texture_set_data(txh);

	txh->needs_refresh = 1;
	gf_sc_invalidate(txh->compositor, NULL);
}