FFmpeg
Functions | Variables
vaapi_mjpeg.c File Reference
#include <va/va.h>
#include <va/va_dec_jpeg.h>
#include "hwaccel_internal.h"
#include "vaapi_decode.h"
#include "mjpegdec.h"

Go to the source code of this file.

Functions

static int vaapi_mjpeg_start_frame (AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
 
static int vaapi_mjpeg_end_frame (AVCodecContext *avctx)
 
static int vaapi_mjpeg_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
 

Variables

const FFHWAccel ff_mjpeg_vaapi_hwaccel
 

Function Documentation

◆ vaapi_mjpeg_start_frame()

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

Definition at line 26 of file vaapi_mjpeg.c.

◆ vaapi_mjpeg_end_frame()

static int vaapi_mjpeg_end_frame ( AVCodecContext avctx)
static

Definition at line 64 of file vaapi_mjpeg.c.

◆ vaapi_mjpeg_decode_slice()

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

Definition at line 72 of file vaapi_mjpeg.c.

Variable Documentation

◆ ff_mjpeg_vaapi_hwaccel

const FFHWAccel ff_mjpeg_vaapi_hwaccel
Initial value:
= {
.p.name = "mjpeg_vaapi",
.p.type = AVMEDIA_TYPE_VIDEO,
.p.pix_fmt = AV_PIX_FMT_VAAPI,
.start_frame = &vaapi_mjpeg_start_frame,
.end_frame = &vaapi_mjpeg_end_frame,
.decode_slice = &vaapi_mjpeg_decode_slice,
.frame_priv_data_size = sizeof(VAAPIDecodePicture),
.frame_params = &ff_vaapi_common_frame_params,
.priv_data_size = sizeof(VAAPIDecodeContext),
.caps_internal = HWACCEL_CAP_ASYNC_SAFE,
}

Definition at line 145 of file vaapi_mjpeg.c.

VAAPIDecodeContext
Definition: vaapi_decode.h:50
VAAPIDecodePicture
Definition: vaapi_decode.h:39
ff_vaapi_decode_init
int ff_vaapi_decode_init(AVCodecContext *avctx)
Definition: vaapi_decode.c:660
ff_vaapi_common_frame_params
int ff_vaapi_common_frame_params(AVCodecContext *avctx, AVBufferRef *hw_frames_ctx)
Definition: vaapi_decode.c:636
ff_vaapi_decode_uninit
int ff_vaapi_decode_uninit(AVCodecContext *avctx)
Definition: vaapi_decode.c:706
vaapi_mjpeg_start_frame
static int vaapi_mjpeg_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
Definition: vaapi_mjpeg.c:26
HWACCEL_CAP_ASYNC_SAFE
#define HWACCEL_CAP_ASYNC_SAFE
Header providing the internals of AVHWAccel.
Definition: hwaccel_internal.h:31
init
int(* init)(AVBSFContext *ctx)
Definition: dts2pts.c:365
AV_PIX_FMT_VAAPI
@ AV_PIX_FMT_VAAPI
Hardware acceleration through VA-API, data[3] contains a VASurfaceID.
Definition: pixfmt.h:126
AV_CODEC_ID_MJPEG
@ AV_CODEC_ID_MJPEG
Definition: codec_id.h:59
uninit
static void uninit(AVBSFContext *ctx)
Definition: pcm_rechunk.c:68
vaapi_mjpeg_end_frame
static int vaapi_mjpeg_end_frame(AVCodecContext *avctx)
Definition: vaapi_mjpeg.c:64
vaapi_mjpeg_decode_slice
static int vaapi_mjpeg_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
Definition: vaapi_mjpeg.c:72
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201