videotoolbox_vp9.c File Reference

#include "config.h"
#include "videotoolbox.h"
#include "libavutil/hwcontext_videotoolbox.h"
#include "libavutil/mem.h"
#include "vt_internal.h"
#include "libavutil/avassert.h"
#include "libavutil/avutil.h"
#include "libavutil/frame.h"
#include "libavutil/hwcontext.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/pixdesc.h"
#include "decode.h"
#include "hwaccel_internal.h"
#include "internal.h"
#include "vp9shared.h"

Go to the source code of this file.

Enumerations
enum	VPX_CHROMA_SUBSAMPLING { VPX_SUBSAMPLING_420_VERTICAL = 0 , VPX_SUBSAMPLING_420_COLLOCATED_WITH_LUMA = 1 , VPX_SUBSAMPLING_422 = 2 , VPX_SUBSAMPLING_444 = 3 }

Functions
static int	get_vpx_chroma_subsampling (enum AVPixelFormat pixel_format, enum AVChromaLocation chroma_location)
CFDataRef	ff_videotoolbox_vpcc_extradata_create (AVCodecContext *avctx)
static int	videotoolbox_vp9_start_frame (AVCodecContext *avctx, const AVBufferRef *buffer_ref, const uint8_t *buffer, uint32_t size)
static int	videotoolbox_vp9_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	videotoolbox_vp9_end_frame (AVCodecContext *avctx)

Variables
const FFHWAccel	ff_vp9_videotoolbox_hwaccel

Enumeration Type Documentation

VPX_CHROMA_SUBSAMPLING

enum VPX_CHROMA_SUBSAMPLING

Enumerator
VPX_SUBSAMPLING_420_VERTICAL
VPX_SUBSAMPLING_420_COLLOCATED_WITH_LUMA
VPX_SUBSAMPLING_422
VPX_SUBSAMPLING_444

Definition at line 39 of file videotoolbox_vp9.c.

Function Documentation

get_vpx_chroma_subsampling()

static int get_vpx_chroma_subsampling ( enum AVPixelFormat pixel_format, enum AVChromaLocation chroma_location )

static

Definition at line 47 of file videotoolbox_vp9.c.

Referenced by ff_videotoolbox_vpcc_extradata_create().

ff_videotoolbox_vpcc_extradata_create()

CFDataRef ff_videotoolbox_vpcc_extradata_create

(

AVCodecContext *

avctx

)

Definition at line 65 of file videotoolbox_vp9.c.

videotoolbox_vp9_start_frame()

static int videotoolbox_vp9_start_frame ( AVCodecContext * avctx, const AVBufferRef * buffer_ref, const uint8_t * buffer, uint32_t size )

static

Definition at line 106 of file videotoolbox_vp9.c.

videotoolbox_vp9_decode_slice()

static int videotoolbox_vp9_decode_slice ( AVCodecContext * avctx, const uint8_t * buffer, uint32_t size )

static

Definition at line 114 of file videotoolbox_vp9.c.

videotoolbox_vp9_end_frame()

static int videotoolbox_vp9_end_frame ( AVCodecContext * avctx )

static

Definition at line 123 of file videotoolbox_vp9.c.

Variable Documentation

ff_vp9_videotoolbox_hwaccel

const FFHWAccel ff_vp9_videotoolbox_hwaccel

Initial value:

= {
    .p.name         = "vp9_videotoolbox",
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_VP9,
    .p.pix_fmt      = AV_PIX_FMT_VIDEOTOOLBOX,
    .alloc_frame    = ff_videotoolbox_alloc_frame,
    .start_frame    = videotoolbox_vp9_start_frame,
    .decode_slice   = videotoolbox_vp9_decode_slice,
    .end_frame      = videotoolbox_vp9_end_frame,
    .frame_params   = ff_videotoolbox_frame_params,
    .init           = ff_videotoolbox_common_init,
    .uninit         = ff_videotoolbox_uninit,
    .priv_data_size = sizeof(VTContext),
}

Definition at line 131 of file videotoolbox_vp9.c.