FFmpeg
vt_internal.h
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #ifndef AVCODEC_VT_INTERNAL_H
20 #define AVCODEC_VT_INTERNAL_H
21 
22 typedef struct VTContext {
23  // The current bitstream buffer.
25 
26  // The current size of the bitstream.
28 
29  // The reference size used for fast reallocation.
31 
32  // The core video buffer
33  CVImageBufferRef frame;
34 
35  // Current dummy frames context (depends on exact CVImageBufferRef params).
37 
38  // Non-NULL if the new hwaccel API is used. This is only a separate struct
39  // to ease compatibility with the old API.
41 
42  // Current H264 parameters (used to trigger decoder restart on SPS changes).
45 } VTContext;
46 
50  const uint8_t *buffer,
51  uint32_t size);
53  const uint8_t *buffer,
54  uint32_t size);
57 
58 #endif /* AVCODEC_VT_INTERNAL_H */
This structure describes decoded (raw) audio or video data.
Definition: frame.h:295
uint8_t * bitstream
Definition: vt_internal.h:24
int ff_videotoolbox_alloc_frame(AVCodecContext *avctx, AVFrame *frame)
Definition: videotoolbox.c:111
uint8_t
ptrdiff_t size
Definition: opengl_enc.c:100
int ff_videotoolbox_h264_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
Definition: videotoolbox.c:334
int allocated_size
Definition: vt_internal.h:30
int bitstream_size
Definition: vt_internal.h:27
bool reconfig_needed
Definition: vt_internal.h:44
uint8_t sps[3]
Definition: vt_internal.h:43
CFDataRef ff_videotoolbox_avcc_extradata_create(AVCodecContext *avctx)
Definition: videotoolbox.c:143
main external API structure.
Definition: avcodec.h:1567
int ff_videotoolbox_h264_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
Definition: videotoolbox.c:394
A reference to a data buffer.
Definition: buffer.h:81
struct AVVideotoolboxContext * vt_ctx
Definition: vt_internal.h:40
int ff_videotoolbox_uninit(AVCodecContext *avctx)
Definition: videotoolbox.c:406
struct AVBufferRef * cached_hw_frames_ctx
Definition: vt_internal.h:36
CFDataRef ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx)
Definition: videotoolbox.c:182
This struct holds all the information that needs to be passed between the caller and libavcodec for i...
Definition: videotoolbox.h:46
GLuint buffer
Definition: opengl_enc.c:101
CVImageBufferRef frame
Definition: vt_internal.h:33