/* * Copyright 2014 Advanced Micro Devices, Inc. * Author: Christian König <christian.koenig@amd.com> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation * version 2.1 of the License. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifndef __GST_OMX_BUFFER_POOL_H__ #define __GST_OMX_BUFFER_POOL_H__ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <gst/gst.h> #include <gst/video/gstvideometa.h> #include <gst/video/gstvideopool.h> #include "gstomx.h" #include "gstomxallocator.h" G_BEGIN_DECLS #define GST_TYPE_OMX_BUFFER_POOL \ (gst_omx_buffer_pool_get_type()) #define GST_OMX_BUFFER_POOL(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_BUFFER_POOL,GstOMXBufferPool)) #define GST_IS_OMX_BUFFER_POOL(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_BUFFER_POOL)) typedef struct _GstOMXBufferPool GstOMXBufferPool; typedef struct _GstOMXBufferPoolClass GstOMXBufferPoolClass; typedef enum { GST_OMX_BUFFER_MODE_SYSTEM_MEMORY, GST_OMX_BUFFER_MODE_DMABUF, } GstOMXBufferMode; struct _GstOMXBufferPool { GstVideoBufferPool parent; GstElement *element; GstCaps *caps; gboolean add_videometa; gboolean need_copy; GstVideoInfo video_info; /* Owned by element, element has to stop this pool before * it destroys component or port */ GstOMXComponent *component; GstOMXPort *port; /* For handling OpenMAX allocated memory */ GstOMXAllocator *allocator; /* Set from outside this pool */ /* TRUE if the pool is not used anymore */ gboolean deactivated; /* For populating the pool from another one */ GstBufferPool *other_pool; GPtrArray *buffers; /* Used during acquire for output ports to * specify which buffer has to be retrieved * and during alloc, which buffer has to be * wrapped */ gint current_buffer_index; /* The type of buffers produced by the decoder */ GstOMXBufferMode output_mode; }; struct _GstOMXBufferPoolClass { GstVideoBufferPoolClass parent_class; }; GType gst_omx_buffer_pool_get_type (void); GstBufferPool *gst_omx_buffer_pool_new (GstElement * element, GstOMXComponent * component, GstOMXPort * port, GstOMXBufferMode output_mode); G_END_DECLS #endif /* __GST_OMX_BUFFER_POOL_H__ */