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vda_h264.c File Reference
#include <CoreFoundation/CFDictionary.h>
#include <CoreFoundation/CFNumber.h>
#include <CoreFoundation/CFData.h>
#include "vda.h"
#include "libavutil/avutil.h"
#include "h264.h"

Go to the source code of this file.


static void vda_decoder_callback (void *vda_hw_ctx, CFDictionaryRef user_info, OSStatus status, uint32_t infoFlags, CVImageBufferRef image_buffer)
static int vda_sync_decode (struct vda_context *vda_ctx)
static int start_frame (AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
static int decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int end_frame (AVCodecContext *avctx)
int ff_vda_create_decoder (struct vda_context *vda_ctx, uint8_t *extradata, int extradata_size)
 Create the video decoder.
int ff_vda_destroy_decoder (struct vda_context *vda_ctx)
 Destroy the video decoder.


AVHWAccel ff_h264_vda_hwaccel

Function Documentation

static void vda_decoder_callback ( void vda_hw_ctx,
CFDictionaryRef  user_info,
OSStatus  status,
uint32_t  infoFlags,
CVImageBufferRef  image_buffer 

Definition at line 127 of file vda_h264.c.

Referenced by ff_vda_create_decoder().

static int vda_sync_decode ( struct vda_context vda_ctx)

< kVDADecoderFlush_emitFrames

Definition at line 182 of file vda_h264.c.

Referenced by end_frame().

static int start_frame ( AVCodecContext avctx,
av_unused const uint8_t buffer,
av_unused uint32_t  size 

Definition at line 202 of file vda_h264.c.

static int decode_slice ( AVCodecContext avctx,
const uint8_t buffer,
uint32_t  size 

Definition at line 216 of file vda_h264.c.

static int end_frame ( AVCodecContext avctx)

Definition at line 242 of file vda_h264.c.

Variable Documentation

AVHWAccel ff_h264_vda_hwaccel
Initial value:
= {
.name = "h264_vda",
.pix_fmt = AV_PIX_FMT_VDA_VLD,
.start_frame = start_frame,
.decode_slice = decode_slice,
.end_frame = end_frame,

Definition at line 374 of file vda_h264.c.