hwcontext_amf.c File Reference

#include "mem.h"
#include "buffer.h"
#include "pixfmt.h"
#include "pixdesc.h"
#include "imgutils.h"
#include "hwcontext.h"
#include "hwcontext_amf.h"
#include "hwcontext_internal.h"
#include "hwcontext_amf_internal.h"
#include "libavutil/thread.h"
#include "libavutil/avassert.h"
#include <AMF/core/Surface.h>
#include <AMF/core/Trace.h>
#include <dlfcn.h>

Go to the source code of this file.

Data Structures
struct	AmfTraceWriter
struct	AMFFramesContext
	We still need AVHWFramesContext to utilize our hardware memory otherwise, we will receive the error "HW format requires hw_frames_ctx to be non-NULL". More...
struct	FormatMap

Macros
#define	FFMPEG_AMF_WRITER_ID   L"ffmpeg_amf"

Functions
static void	amf_lock_default (void *opaque)
static void	amf_unlock_default (void *opaque)
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 AmfTraceWriter *	amf_writer_alloc (void *avctx)
static void	amf_writer_free (void *opaque)
enum AMF_SURFACE_FORMAT	av_av_to_amf_format (enum AVPixelFormat fmt)
enum AVPixelFormat	av_amf_to_av_format (enum AMF_SURFACE_FORMAT fmt)
enum AMF_VIDEO_CONVERTER_COLOR_PROFILE_ENUM	av_amf_get_color_profile (enum AVColorRange color_range, enum AVColorSpace color_space)
int	av_amf_display_mastering_meta_to_hdrmeta (const AVMasteringDisplayMetadata *display_meta, AMFHDRMetadata *hdrmeta)
int	av_amf_light_metadata_to_hdrmeta (const AVContentLightMetadata *light_meta, AMFHDRMetadata *hdrmeta)
int	av_amf_extract_hdr_metadata (const AVFrame *frame, AMFHDRMetadata *hdrmeta)
int	av_amf_attach_hdr_metadata (AVFrame *frame, const AMFHDRMetadata *hdrmeta)
static int	amf_frames_get_constraints (AVHWDeviceContext *ctx, const void *hwconfig, AVHWFramesConstraints *constraints)
static void	amf_dummy_free (void *opaque, uint8_t *data)
static AVBufferRef *	amf_pool_alloc (void *opaque, size_t size)
static int	amf_frames_init (AVHWFramesContext *ctx)
static int	amf_get_buffer (AVHWFramesContext *ctx, AVFrame *frame)
static int	amf_transfer_get_formats (AVHWFramesContext *ctx, enum AVHWFrameTransferDirection dir, enum AVPixelFormat **formats)
static void	amf_free_amfsurface (void *opaque, uint8_t *data)
static int	amf_transfer_data_to (AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src)
static int	amf_transfer_data_from (AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *src)
static void	amf_device_uninit (AVHWDeviceContext *device_ctx)
static int	amf_device_init (AVHWDeviceContext *ctx)
static int	amf_load_library (AVAMFDeviceContext *amf_ctx, void *avcl)
static int	amf_device_create (AVHWDeviceContext *device_ctx, const char *device, AVDictionary *opts, int flags)
static int	amf_device_derive (AVHWDeviceContext *device_ctx, AVHWDeviceContext *child_device_ctx, AVDictionary *opts, int flags)
static void	amf_unmap_frame (av_unused AVHWFramesContext *unused, HWMapDescriptor *hwmap)
static int	amf_map_frame (AVHWFramesContext *device_ctx, AVFrame *dst, const AVFrame *src, int flags)

Variables
const FormatMap	format_map []
static enum AVPixelFormat	supported_formats []
static enum AVPixelFormat	supported_transfer_formats []
const HWContextType	ff_hwcontext_type_amf

Macro Definition Documentation

FFMPEG_AMF_WRITER_ID

#define FFMPEG_AMF_WRITER_ID   L"ffmpeg_amf"

Definition at line 53 of file hwcontext_amf.c.

Function Documentation

amf_lock_default()

static void amf_lock_default ( void * opaque )

static

Definition at line 55 of file hwcontext_amf.c.

Referenced by amf_device_init(), and amf_device_uninit().

amf_unlock_default()

static void amf_unlock_default ( void * opaque )

static

Definition at line 60 of file hwcontext_amf.c.

Referenced by amf_device_init().

AMFTraceWriter_Write()

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

static

Definition at line 71 of file hwcontext_amf.c.

Referenced by amf_writer_alloc().

AMFTraceWriter_Flush()

static void AMF_CDECL_CALL AMFTraceWriter_Flush ( AMFTraceWriter * pThis )

static

Definition at line 78 of file hwcontext_amf.c.

Referenced by amf_writer_alloc().

amf_writer_alloc()

static AmfTraceWriter * amf_writer_alloc ( void * avctx )

static

Definition at line 82 of file hwcontext_amf.c.

Referenced by amf_device_create().

amf_writer_free()

static void amf_writer_free ( void * opaque )

static

Definition at line 96 of file hwcontext_amf.c.

Referenced by amf_device_uninit().

av_av_to_amf_format()

enum AMF_SURFACE_FORMAT av_av_to_amf_format

(

enum AVPixelFormat

fmt

)

Definition at line 133 of file hwcontext_amf.c.

Referenced by amf_avframe_to_amfsurface(), amf_filter_config_output(), amf_filter_config_output(), amf_frc_filter_config_output(), amf_init_encoder(), amf_init_filter_config(), amf_transfer_data_to(), and amf_vqe_filter_config_output().

av_amf_to_av_format()

enum AVPixelFormat av_amf_to_av_format

(

enum AMF_SURFACE_FORMAT

fmt

)

Definition at line 144 of file hwcontext_amf.c.

Referenced by amf_amfsurface_to_avframe(), amf_capture_frame(), amf_config_props(), amf_decode_frame(), amf_decode_init(), and amf_map_frame().

av_amf_get_color_profile()

enum AMF_VIDEO_CONVERTER_COLOR_PROFILE_ENUM av_amf_get_color_profile	(	enum AVColorRange	color_range,
		enum AVColorSpace	color_space )

Definition at line 155 of file hwcontext_amf.c.

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

av_amf_display_mastering_meta_to_hdrmeta()

int av_amf_display_mastering_meta_to_hdrmeta	(	const AVMasteringDisplayMetadata *	display_meta,
		AMFHDRMetadata *	hdrmeta )

Definition at line 186 of file hwcontext_amf.c.

Referenced by amf_avframe_to_amfsurface(), amf_filter_config_output(), and av_amf_extract_hdr_metadata().

av_amf_light_metadata_to_hdrmeta()

int av_amf_light_metadata_to_hdrmeta	(	const AVContentLightMetadata *	light_meta,
		AMFHDRMetadata *	hdrmeta )

Definition at line 222 of file hwcontext_amf.c.

Referenced by amf_avframe_to_amfsurface(), amf_filter_config_output(), and av_amf_extract_hdr_metadata().

av_amf_extract_hdr_metadata()

int av_amf_extract_hdr_metadata	(	const AVFrame *	frame,
		AMFHDRMetadata *	hdrmeta )

Definition at line 233 of file hwcontext_amf.c.

Referenced by amf_avframe_to_amfsurface(), and amf_submit_frame().

av_amf_attach_hdr_metadata()

int av_amf_attach_hdr_metadata	(	AVFrame *	frame,
		const AMFHDRMetadata *	hdrmeta )

Definition at line 262 of file hwcontext_amf.c.

Referenced by amf_attach_hdr_metadata().

amf_frames_get_constraints()

static int amf_frames_get_constraints ( AVHWDeviceContext * ctx, const void * hwconfig, AVHWFramesConstraints * constraints )

static

Definition at line 340 of file hwcontext_amf.c.

amf_dummy_free()

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

static

Definition at line 365 of file hwcontext_amf.c.

Referenced by amf_pool_alloc().

amf_pool_alloc()

static AVBufferRef * amf_pool_alloc ( void * opaque, size_t size )

static

Definition at line 370 of file hwcontext_amf.c.

Referenced by amf_frames_init().

amf_frames_init()

static int amf_frames_init ( AVHWFramesContext * ctx )

static

Definition at line 383 of file hwcontext_amf.c.

amf_get_buffer()

static int amf_get_buffer ( AVHWFramesContext * ctx, AVFrame * frame )

static

Definition at line 405 of file hwcontext_amf.c.

amf_transfer_get_formats()

static int amf_transfer_get_formats ( AVHWFramesContext * ctx, enum AVHWFrameTransferDirection dir, enum AVPixelFormat ** formats )

static

Definition at line 418 of file hwcontext_amf.c.

amf_free_amfsurface()

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

static

Definition at line 436 of file hwcontext_amf.c.

amf_transfer_data_to()

static int amf_transfer_data_to ( AVHWFramesContext * ctx, AVFrame * dst, const AVFrame * src )

static

Definition at line 444 of file hwcontext_amf.c.

amf_transfer_data_from()

static int amf_transfer_data_from ( AVHWFramesContext * ctx, AVFrame * dst, const AVFrame * src )

static

Definition at line 489 of file hwcontext_amf.c.

amf_device_uninit()

static void amf_device_uninit ( AVHWDeviceContext * device_ctx )

static

Definition at line 524 of file hwcontext_amf.c.

Referenced by amf_device_create().

amf_device_init()

static int amf_device_init ( AVHWDeviceContext * ctx )

static

Definition at line 561 of file hwcontext_amf.c.

amf_load_library()

static int amf_load_library ( AVAMFDeviceContext * amf_ctx, void * avcl )

static

Definition at line 609 of file hwcontext_amf.c.

Referenced by amf_device_create().

amf_device_create()

static int amf_device_create ( AVHWDeviceContext * device_ctx, const char * device, AVDictionary * opts, int flags )

static

Definition at line 634 of file hwcontext_amf.c.

Referenced by amf_device_derive().

amf_device_derive()

static int amf_device_derive ( AVHWDeviceContext * device_ctx, AVHWDeviceContext * child_device_ctx, AVDictionary * opts, int flags )

static

Definition at line 789 of file hwcontext_amf.c.

amf_unmap_frame()

static void amf_unmap_frame ( av_unused AVHWFramesContext * unused, HWMapDescriptor * hwmap )

static

Definition at line 822 of file hwcontext_amf.c.

Referenced by amf_map_frame().

amf_map_frame()

static int amf_map_frame ( AVHWFramesContext * device_ctx, AVFrame * dst, const AVFrame * src, int flags )

static

Definition at line 829 of file hwcontext_amf.c.

Variable Documentation

format_map

const FormatMap format_map[]

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_BGRA,          AMF_SURFACE_BGRA },
    { AV_PIX_FMT_ARGB,          AMF_SURFACE_ARGB },
    { AV_PIX_FMT_RGBA,          AMF_SURFACE_RGBA },
    { AV_PIX_FMT_GRAY8,         AMF_SURFACE_GRAY8 },
    { AV_PIX_FMT_YUV420P,       AMF_SURFACE_YUV420P },
    { AV_PIX_FMT_YUYV422,       AMF_SURFACE_YUY2 },
    { AV_PIX_FMT_P010,          AMF_SURFACE_P010 },
    { AV_PIX_FMT_X2BGR10,       AMF_SURFACE_R10G10B10A2 },
    { AV_PIX_FMT_RGBAF16,       AMF_SURFACE_RGBA_F16},
}

Definition at line 116 of file hwcontext_amf.c.

Referenced by av_amf_to_av_format(), av_av_to_amf_format(), and cairo_format_from_pix_fmt().

supported_formats

enum AVPixelFormat supported_formats[]

static

Initial value:

= {
    AV_PIX_FMT_NV12,
    AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_BGRA,
    AV_PIX_FMT_RGBA,
    AV_PIX_FMT_BGR0,
    AV_PIX_FMT_P010,
 
 
 
 
 
 
 
 
 
}

Definition at line 313 of file hwcontext_amf.c.

supported_transfer_formats

enum AVPixelFormat supported_transfer_formats[]

static

Initial value:

= {
    AV_PIX_FMT_NV12,
    AV_PIX_FMT_YUV420P,
    AV_PIX_FMT_BGRA,
    AV_PIX_FMT_RGBA,
    AV_PIX_FMT_P010,
    AV_PIX_FMT_NONE,
}

Definition at line 331 of file hwcontext_amf.c.

Referenced by amf_transfer_get_formats().

ff_hwcontext_type_amf

const HWContextType ff_hwcontext_type_amf

Initial value:

= {
    .type                 = AV_HWDEVICE_TYPE_AMF,
    .name                 = "AMF",
 
    .device_hwctx_size    = sizeof(AVAMFDeviceContext),
    .frames_hwctx_size    = sizeof(AMFFramesContext),
 
    .device_create        = amf_device_create,
    .device_derive        = amf_device_derive,
    .device_init          = amf_device_init,
    .device_uninit        = amf_device_uninit,
    .frames_get_constraints = amf_frames_get_constraints,
    .frames_init          = amf_frames_init,
    .frames_get_buffer    = amf_get_buffer,
    .transfer_get_formats = amf_transfer_get_formats,
    .transfer_data_to     = amf_transfer_data_to,
    .transfer_data_from   = amf_transfer_data_from,
    .map_from             = amf_map_frame,
 
    .pix_fmts             = (const enum AVPixelFormat[]){ AV_PIX_FMT_AMF_SURFACE, AV_PIX_FMT_NONE },
}

Definition at line 893 of file hwcontext_amf.c.