videotoolbox.c File Reference

#include "config.h"
#include "videotoolbox.h"
#include "libavutil/hwcontext_videotoolbox.h"
#include "vt_internal.h"
#include "libavutil/avutil.h"
#include "libavutil/hwcontext.h"
#include "bytestream.h"
#include "decode.h"
#include "h264dec.h"
#include "hevcdec.h"
#include "mpegvideo.h"
#include <TargetConditionals.h>

Go to the source code of this file.

Data Structures
struct	VTHWFrame

Macros
#define	kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder   CFSTR("RequireHardwareAcceleratedVideoDecoder")
#define	kVTVideoDecoderSpecification_EnableHardwareAcceleratedVideoDecoder   CFSTR("EnableHardwareAcceleratedVideoDecoder")
#define	VIDEOTOOLBOX_ESDS_EXTRADATA_PADDING   12
#define	AV_W8(p, v)   *(p) = (v)

Enumerations
enum	{ kCMVideoCodecType_HEVC = 'hvc1' }

Functions
static void	videotoolbox_buffer_release (void *opaque, uint8_t *data)
static int	videotoolbox_buffer_copy (VTContext *vtctx, const uint8_t *buffer, uint32_t size)
static int	videotoolbox_postproc_frame (void *avctx, AVFrame *frame)
int	ff_videotoolbox_alloc_frame (AVCodecContext *avctx, AVFrame *frame)
CFDataRef	ff_videotoolbox_avcc_extradata_create (AVCodecContext *avctx)
CFDataRef	ff_videotoolbox_hvcc_extradata_create (AVCodecContext *avctx)
int	ff_videotoolbox_h264_start_frame (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	videotoolbox_h264_decode_params (AVCodecContext *avctx, int type, const uint8_t *buffer, uint32_t size)
static int	videotoolbox_common_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
int	ff_videotoolbox_h264_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
int	ff_videotoolbox_uninit (AVCodecContext *avctx)

Macro Definition Documentation

#define kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder   CFSTR("RequireHardwareAcceleratedVideoDecoder")

Definition at line 37 of file videotoolbox.c.

#define kVTVideoDecoderSpecification_EnableHardwareAcceleratedVideoDecoder   CFSTR("EnableHardwareAcceleratedVideoDecoder")

Definition at line 40 of file videotoolbox.c.

#define VIDEOTOOLBOX_ESDS_EXTRADATA_PADDING   12

Definition at line 47 of file videotoolbox.c.

#define AV_W8	(		p,
			v
	)		*(p) = (v)

Definition at line 135 of file videotoolbox.c.

Referenced by ff_videotoolbox_avcc_extradata_create(), and ff_videotoolbox_hvcc_extradata_create().

Enumeration Type Documentation

anonymous enum

Enumerator
kCMVideoCodecType_HEVC

Definition at line 44 of file videotoolbox.c.

Function Documentation

static void videotoolbox_buffer_release ( void *  opaque, uint8_t *  data  )

static

Definition at line 54 of file videotoolbox.c.

Referenced by ff_videotoolbox_alloc_frame().

static int videotoolbox_buffer_copy ( VTContext *  vtctx, const uint8_t *  buffer, uint32_t  size  )

static

Definition at line 63 of file videotoolbox.c.

Referenced by ff_videotoolbox_h264_start_frame().

static int videotoolbox_postproc_frame ( void *  avctx, AVFrame *  frame  )

static

Definition at line 83 of file videotoolbox.c.

Referenced by ff_videotoolbox_alloc_frame().

int ff_videotoolbox_alloc_frame	(	AVCodecContext *	avctx,
		AVFrame *	frame
	)

Definition at line 105 of file videotoolbox.c.

CFDataRef ff_videotoolbox_avcc_extradata_create

(

AVCodecContext *

avctx

)

Definition at line 137 of file videotoolbox.c.

CFDataRef ff_videotoolbox_hvcc_extradata_create

(

AVCodecContext *

avctx

)

Definition at line 176 of file videotoolbox.c.

int ff_videotoolbox_h264_start_frame	(	AVCodecContext *	avctx,
		const uint8_t *	buffer,
		uint32_t	size
	)

Definition at line 334 of file videotoolbox.c.

static int videotoolbox_h264_decode_params ( AVCodecContext *  avctx, int  type, const uint8_t *  buffer, uint32_t  size  )

static

Definition at line 348 of file videotoolbox.c.

static int videotoolbox_common_decode_slice ( AVCodecContext *  avctx, const uint8_t *  buffer, uint32_t  size  )

static

Definition at line 371 of file videotoolbox.c.

Referenced by ff_videotoolbox_h264_decode_slice().

int ff_videotoolbox_h264_decode_slice	(	AVCodecContext *	avctx,
		const uint8_t *	buffer,
		uint32_t	size
	)

Definition at line 394 of file videotoolbox.c.

Referenced by videotoolbox_h264_decode_params().

int ff_videotoolbox_uninit

(

AVCodecContext *

avctx

)

Definition at line 406 of file videotoolbox.c.