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91 lines
3.5 KiB
91 lines
3.5 KiB
/*****************************************************************************
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* gstvlcpictureplaneallocator.h: VLC pictures wrapped by GstAllocator
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*****************************************************************************
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* Copyright (C) 2016 VLC authors and VideoLAN
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*
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* Author: Vikram Fugro <vikram.fugro@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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#ifndef VLC_GST_PICTURE_PLANE_ALLOCATOR_H_
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#define VLC_GST_PICTURE_PLANE_ALLOCATOR_H_
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideometa.h>
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#include <vlc_common.h>
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#include <vlc_codec.h>
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typedef struct _GstVlcPicturePlane GstVlcPicturePlane;
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typedef struct _GstVlcPicturePlaneAllocator GstVlcPicturePlaneAllocator;
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typedef struct _GstVlcPicturePlaneAllocatorClass \
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GstVlcPicturePlaneAllocatorClass;
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/* allocator functions */
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#define GST_TYPE_VLC_PICTURE_PLANE_ALLOCATOR \
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(gst_vlc_picture_plane_allocator_get_type())
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#define GST_IS_VLC_PICTURE_PLANE_ALLOCATOR(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VLC_PICTURE_PLANE_ALLOCATOR))
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#define GST_VLC_PICTURE_PLANE_ALLOCATOR(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VLC_PICTURE_PLANE_ALLOCATOR, \
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GstVlcPicturePlaneAllocator))
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#define GST_VLC_PICTURE_PLANE_ALLOCATOR_CAST(obj) \
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((GstVlcPicturePlaneAllocator*)(obj))
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struct _GstVlcPicturePlane
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{
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GstMemory parent;
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decoder_t *p_dec;
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picture_t *p_pic;
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plane_t *p_plane;
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};
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struct _GstVlcPicturePlaneAllocator
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{
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GstAllocator parent;
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picture_t pic_info;
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decoder_t *p_dec;
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};
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struct _GstVlcPicturePlaneAllocatorClass
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{
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GstAllocatorClass parent_class;
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};
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GType gst_vlc_picture_plane_allocator_get_type( void );
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GstVlcPicturePlaneAllocator* gst_vlc_picture_plane_allocator_new(
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decoder_t *p_dec );
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bool gst_vlc_picture_plane_allocator_query_format(
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GstVlcPicturePlaneAllocator *p_gallocator, GstVideoInfo *p_info,
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GstVideoAlignment *p_align, GstCaps *p_caps );
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bool gst_vlc_set_vout_fmt( GstVideoInfo *p_info, GstVideoAlignment *p_align,
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GstCaps *p_caps, decoder_t *p_dec );
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vlc_fourcc_t gst_vlc_to_map_format( const char* psz_fourcc );
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void gst_vlc_dec_ensure_empty_queue( decoder_t* p_dec );
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bool gst_vlc_picture_plane_allocator_hold( GstVlcPicturePlaneAllocator
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*p_allocator, GstBuffer *p_buffer );
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void gst_vlc_picture_plane_allocator_release(
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GstVlcPicturePlaneAllocator *p_allocator, GstBuffer *p_buffer );
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bool gst_vlc_picture_plane_allocator_alloc(
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GstVlcPicturePlaneAllocator *p_allocator,
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GstBuffer *p_buffer );
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#endif
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