1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef GST_CONSUMER_SURFACE_POOL_H 17 #define GST_CONSUMER_SURFACE_POOL_H 18 19 #include <gst/gst.h> 20 #include <gst/video/gstvideopool.h> 21 #include "surface.h" 22 23 G_BEGIN_DECLS 24 25 #define GST_TYPE_CONSUMER_SURFACE_POOL (gst_consumer_surface_pool_get_type()) 26 #define GST_CONSUMER_SURFACE_POOL(obj) \ 27 (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_CONSUMER_SURFACE_POOL, GstConsumerSurfacePool)) 28 #define GST_CONSUMER_SURFACE_POOL_CLASS(klass) \ 29 (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CONSUMER_SURFACE_POOL, GstConsumerSurfacePoolClass)) 30 #define GST_IS_CONSUMER_SURFACE_POOL(obj) \ 31 (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_CONSUMER_SURFACE_POOL)) 32 #define GST_IS_CONSUMER_SURFACE_POOL_CLASS(klass) \ 33 (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CONSUMER_SURFACE_POOL)) 34 #define GST_CONSUMER_SURFACE_POOL_CAST(obj) ((GstConsumerSurfacePool*)(obj)) 35 36 typedef struct _GstConsumerSurfacePool GstConsumerSurfacePool; 37 typedef struct _GstConsumerSurfacePoolClass GstConsumerSurfacePoolClass; 38 typedef struct _GstConsumerSurfacePoolPrivate GstConsumerSurfacePoolPrivate; 39 40 /* 1. The acquire and release functions are overloaded and the queue is no longer used. 41 * 2. GstConsumerSurfacePool is mainly used to maintain the surface buffer. 42 */ 43 struct _GstConsumerSurfacePool { 44 GstVideoBufferPool basepool; 45 46 /* < private > */ 47 GstConsumerSurfacePoolPrivate *priv; 48 }; 49 50 struct _GstConsumerSurfacePoolClass { 51 GstVideoBufferPoolClass parent_class; 52 }; 53 54 GType gst_consumer_surface_pool_get_type(void); 55 56 GstBufferPool *gst_consumer_surface_pool_new(); 57 58 GstCaps *gst_consumer_surface_pool_get_caps(GstConsumerSurfacePool *pool); 59 60 void gst_consumer_surface_pool_set_surface(GstBufferPool *surfacePool, 61 OHOS::sptr<OHOS::Surface> &consumerSurface); 62 63 G_END_DECLS 64 65 #endif 66