amfenc.c File Reference

#include "config.h"
#include "config_components.h"
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/hwcontext.h"
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "libavutil/time.h"
#include "amfenc.h"
#include "encode.h"
#include "internal.h"
#include <dlfcn.h>

Go to the source code of this file.

Data Structures
struct	FormatMap

Macros
#define	FFMPEG_AMF_WRITER_ID   L"ffmpeg_amf"
#define	PTS_PROP   L"PtsProp"

Functions
static enum AMF_SURFACE_FORMAT	amf_av_to_amf_format (enum AVPixelFormat fmt)
static void AMF_CDECL_CALL	AMFTraceWriter_Write (AMFTraceWriter *pThis, const wchar_t *scope, const wchar_t *message)
static void AMF_CDECL_CALL	AMFTraceWriter_Flush (AMFTraceWriter *pThis)
static int	amf_load_library (AVCodecContext *avctx)
static int	amf_init_context (AVCodecContext *avctx)
static int	amf_init_encoder (AVCodecContext *avctx)
int av_cold	ff_amf_encode_close (AVCodecContext *avctx)
	Common encoder termination function. More...
static int	amf_copy_surface (AVCodecContext *avctx, const AVFrame *frame, AMFSurface *surface)
static int	amf_copy_buffer (AVCodecContext *avctx, AVPacket *pkt, AMFBuffer *buffer)
int	ff_amf_encode_init (AVCodecContext *avctx)
	Common encoder initization function. More...
static AMF_RESULT	amf_set_property_buffer (AMFSurface *object, const wchar_t *name, AMFBuffer *val)
static AMF_RESULT	amf_get_property_buffer (AMFData *object, const wchar_t *name, AMFBuffer **val)
static AMFBuffer *	amf_create_buffer_with_frame_ref (const AVFrame *frame, AMFContext *context)
static void	amf_release_buffer_with_frame_ref (AMFBuffer *frame_ref_storage_buffer)
int	ff_amf_receive_packet (AVCodecContext *avctx, AVPacket *avpkt)
	Ecoding one frame - common function for all AMF encoders. More...

Variables
enum AVPixelFormat	ff_amf_pix_fmts []
	Supported formats. More...
static const FormatMap	format_map []
static AMFTraceWriterVtbl	tracer_vtbl
const AVCodecHWConfigInternal *const	ff_amfenc_hw_configs []

Macro Definition Documentation

FFMPEG_AMF_WRITER_ID

#define FFMPEG_AMF_WRITER_ID   L"ffmpeg_amf"

Definition at line 50 of file amfenc.c.

PTS_PROP

#define PTS_PROP   L"PtsProp"

Definition at line 52 of file amfenc.c.

Function Documentation

amf_av_to_amf_format()

static enum AMF_SURFACE_FORMAT amf_av_to_amf_format ( enum AVPixelFormat  fmt )

static

Definition at line 82 of file amfenc.c.

Referenced by amf_init_context(), and amf_init_encoder().

AMFTraceWriter_Write()

static void AMF_CDECL_CALL AMFTraceWriter_Write ( AMFTraceWriter *  pThis, const wchar_t *  scope, const wchar_t *  message  )

static

Definition at line 93 of file amfenc.c.

AMFTraceWriter_Flush()

static void AMF_CDECL_CALL AMFTraceWriter_Flush ( AMFTraceWriter *  pThis )

static

Definition at line 100 of file amfenc.c.

amf_load_library()

static int amf_load_library ( AVCodecContext *  avctx )

static

Definition at line 110 of file amfenc.c.

Referenced by ff_amf_encode_init().

amf_init_context()

static int amf_init_context ( AVCodecContext *  avctx )

static

Definition at line 216 of file amfenc.c.

Referenced by ff_amf_encode_init().

amf_init_encoder()

static int amf_init_encoder ( AVCodecContext *  avctx )

static

Definition at line 338 of file amfenc.c.

Referenced by ff_amf_encode_init().

ff_amf_encode_close()

int av_cold ff_amf_encode_close

(

AVCodecContext *

avctx

)

Common encoder termination function.

Definition at line 375 of file amfenc.c.

Referenced by ff_amf_encode_init().

amf_copy_surface()

static int amf_copy_surface ( AVCodecContext *  avctx, const AVFrame *  frame, AMFSurface *  surface  )

static

Definition at line 416 of file amfenc.c.

Referenced by ff_amf_receive_packet().

amf_copy_buffer()

static int amf_copy_buffer ( AVCodecContext *  avctx, AVPacket *  pkt, AMFBuffer *  buffer  )

static

Definition at line 440 of file amfenc.c.

Referenced by ff_amf_receive_packet().

ff_amf_encode_init()

int ff_amf_encode_init

(

AVCodecContext *

avctx

)

Common encoder initization function.

Definition at line 501 of file amfenc.c.

Referenced by amf_encode_init_av1(), amf_encode_init_h264(), and amf_encode_init_hevc().

amf_set_property_buffer()

static AMF_RESULT amf_set_property_buffer ( AMFSurface *  object, const wchar_t *  name, AMFBuffer *  val  )

static

Definition at line 516 of file amfenc.c.

Referenced by ff_amf_receive_packet().

amf_get_property_buffer()

static AMF_RESULT amf_get_property_buffer ( AMFData *  object, const wchar_t *  name, AMFBuffer **  val  )

static

Definition at line 538 of file amfenc.c.

Referenced by ff_amf_receive_packet().

amf_create_buffer_with_frame_ref()

static AMFBuffer* amf_create_buffer_with_frame_ref ( const AVFrame *  frame, AMFContext *  context  )

static

Definition at line 559 of file amfenc.c.

Referenced by ff_amf_receive_packet().

amf_release_buffer_with_frame_ref()

static void amf_release_buffer_with_frame_ref ( AMFBuffer *  frame_ref_storage_buffer )

static

Definition at line 578 of file amfenc.c.

Referenced by ff_amf_receive_packet().

ff_amf_receive_packet()

int ff_amf_receive_packet	(	AVCodecContext *	avctx,
		AVPacket *	avpkt
	)

Ecoding one frame - common function for all AMF encoders.

Definition at line 586 of file amfenc.c.

Variable Documentation

ff_amf_pix_fmts

enum AVPixelFormat ff_amf_pix_fmts[]

Initial value:

= {
    AV_PIX_FMT_NV12,
    AV_PIX_FMT_YUV420P,
 
 
 
 
 
 
    AV_PIX_FMT_NONE
}

Supported formats.

Definition at line 54 of file amfenc.c.

format_map

const FormatMap format_map[]

static

Initial value:

=
{
    { AV_PIX_FMT_NONE,       AMF_SURFACE_UNKNOWN },
    { AV_PIX_FMT_NV12,       AMF_SURFACE_NV12 },
    { AV_PIX_FMT_BGR0,       AMF_SURFACE_BGRA },
    { AV_PIX_FMT_RGB0,       AMF_SURFACE_RGBA },
    { AV_PIX_FMT_GRAY8,      AMF_SURFACE_GRAY8 },
    { AV_PIX_FMT_YUV420P,    AMF_SURFACE_YUV420P },
    { AV_PIX_FMT_YUYV422,    AMF_SURFACE_YUY2 },
}

Definition at line 71 of file amfenc.c.

Referenced by amf_av_to_amf_format().

tracer_vtbl

AMFTraceWriterVtbl tracer_vtbl

static

Initial value:

=
{
    .Write = AMFTraceWriter_Write,
    .Flush = AMFTraceWriter_Flush,
}

Definition at line 104 of file amfenc.c.

Referenced by amf_init_context().

ff_amfenc_hw_configs

const AVCodecHWConfigInternal* const ff_amfenc_hw_configs[]

Initial value:

= {
 
 
 
 
 
 
 
 
    NULL,
}

Definition at line 788 of file amfenc.c.