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/*****************************************************************************
* gstvlcpictureplaneallocator.h: VLC pictures wrapped by GstAllocator
*****************************************************************************
* Copyright (C) 2016 VLC authors and VideoLAN
*
* Author: Vikram Fugro <vikram.fugro@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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 Library 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
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifndef VLC_GST_PICTURE_PLANE_ALLOCATOR_H_
#define VLC_GST_PICTURE_PLANE_ALLOCATOR_H_
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideometa.h>
#include <vlc_common.h>
#include <vlc_codec.h>
typedef struct _GstVlcPicturePlane GstVlcPicturePlane;
typedef struct _GstVlcPicturePlaneAllocator GstVlcPicturePlaneAllocator;
typedef struct _GstVlcPicturePlaneAllocatorClass \
GstVlcPicturePlaneAllocatorClass;
/* allocator functions */
#define GST_TYPE_VLC_PICTURE_PLANE_ALLOCATOR \
(gst_vlc_picture_plane_allocator_get_type())
#define GST_IS_VLC_PICTURE_PLANE_ALLOCATOR(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VLC_PICTURE_PLANE_ALLOCATOR))
#define GST_VLC_PICTURE_PLANE_ALLOCATOR(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VLC_PICTURE_PLANE_ALLOCATOR, \
GstVlcPicturePlaneAllocator))
#define GST_VLC_PICTURE_PLANE_ALLOCATOR_CAST(obj) \
((GstVlcPicturePlaneAllocator*)(obj))
struct _GstVlcPicturePlane
{
GstMemory parent;
decoder_t *p_dec;
picture_t *p_pic;
plane_t *p_plane;
};
struct _GstVlcPicturePlaneAllocator
{
GstAllocator parent;
picture_t pic_info;
decoder_t *p_dec;
};
struct _GstVlcPicturePlaneAllocatorClass
{
GstAllocatorClass parent_class;
};
GType gst_vlc_picture_plane_allocator_get_type( void );
GstVlcPicturePlaneAllocator* gst_vlc_picture_plane_allocator_new(
decoder_t *p_dec );
bool gst_vlc_picture_plane_allocator_query_format(
GstVlcPicturePlaneAllocator *p_gallocator, GstVideoInfo *p_info,
GstVideoAlignment *p_align, GstCaps *p_caps );
bool gst_vlc_set_vout_fmt( GstVideoInfo *p_info, GstVideoAlignment *p_align,
GstCaps *p_caps, decoder_t *p_dec );
vlc_fourcc_t gst_vlc_to_map_format( const char* psz_fourcc );
void gst_vlc_dec_ensure_empty_queue( decoder_t* p_dec );
bool gst_vlc_picture_plane_allocator_hold( GstVlcPicturePlaneAllocator
*p_allocator, GstBuffer *p_buffer );
void gst_vlc_picture_plane_allocator_release(
GstVlcPicturePlaneAllocator *p_allocator, GstBuffer *p_buffer );
bool gst_vlc_picture_plane_allocator_alloc(
GstVlcPicturePlaneAllocator *p_allocator,
GstBuffer *p_buffer );
#endif