#include "config_components.h"
#include <stdint.h>
#include <string.h>
#include <sys/types.h>
#include <mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/fifo.h"
#include "libavutil/frame.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_qsv.h"
#include "libavutil/mem.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/pixfmt.h"
#include "libavutil/time.h"
#include "libavutil/imgutils.h"
#include "libavutil/film_grain_params.h"
#include "libavutil/mastering_display_metadata.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "internal.h"
#include "decode.h"
#include "hwconfig.h"
#include "qsv.h"
#include "qsv_internal.h"

Data Structures
struct	QSVAsyncFrame

struct	QSVContext

struct	QSVDecContext

Macros
#define	MFXUnload(a) do { } while(0)

#define	PTS_TO_MFX_PTS(pts, pts_tb)

#define	MFX_PTS_TO_PTS(mfx_pts, pts_tb)

#define	OFFSET(x) offsetof(QSVDecContext, x)

#define	VD AV_OPT_FLAG_VIDEO_PARAM \| AV_OPT_FLAG_DECODING_PARAM

#define	DEFINE_QSV_DECODER_WITH_OPTION(x, X, bsf_name, opt)

#define	DEFINE_QSV_DECODER(x, X, bsf_name) DEFINE_QSV_DECODER_WITH_OPTION(x, X, bsf_name, options)

Enumerations
enum	LoadPlugin { LOAD_PLUGIN_NONE, LOAD_PLUGIN_HEVC_SW, LOAD_PLUGIN_HEVC_HW, LOAD_PLUGIN_NONE, LOAD_PLUGIN_HEVC_SW, LOAD_PLUGIN_HEVC_HW }

Functions
static int	qsv_get_continuous_buffer (AVCodecContext avctx, AVFrame frame, AVBufferPool *pool)

static int	qsv_init_session (AVCodecContext avctx, QSVContext q, mfxSession session, AVBufferRef hw_frames_ref, AVBufferRef hw_device_ref)

static int	qsv_decode_preinit (AVCodecContext avctx, QSVContext q, enum AVPixelFormat pix_fmt, mfxVideoParam *param)

static int	qsv_decode_init_context (AVCodecContext avctx, QSVContext q, mfxVideoParam *param)

static int	qsv_decode_header (AVCodecContext avctx, QSVContext q, const AVPacket avpkt, enum AVPixelFormat pix_fmt, mfxVideoParam param)

static int	alloc_frame (AVCodecContext avctx, QSVContext q, QSVFrame *frame)

static void	qsv_clear_unused_frames (QSVContext *q)

static int	get_surface (AVCodecContext avctx, QSVContext q, mfxFrameSurface1 **surf)

static QSVFrame *	find_frame (QSVContext q, mfxFrameSurface1 surf)

static int	qsv_decode (AVCodecContext avctx, QSVContext q, AVFrame frame, int got_frame, const AVPacket *avpkt)

static void	qsv_decode_close_qsvcontext (QSVContext *q)

static int	qsv_process_data (AVCodecContext avctx, QSVContext q, AVFrame frame, int got_frame, const AVPacket *pkt)

static void	qsv_clear_buffers (QSVDecContext *s)

static av_cold int	qsv_decode_close (AVCodecContext *avctx)

static av_cold int	qsv_decode_init (AVCodecContext *avctx)

static int	qsv_decode_frame (AVCodecContext avctx, AVFrame frame, int got_frame, AVPacket avpkt)

static void	qsv_decode_flush (AVCodecContext *avctx)

Variables
static const AVRational	mfx_tb = { 1, 90000 }

static const AVCodecHWConfigInternal *const	qsv_hw_configs []

static const AVOption	options []

Macro Definition Documentation

◆ MFXUnload

#define MFXUnload ( a ) do { } while(0)

Definition at line 57 of file qsvdec.c.

◆ PTS_TO_MFX_PTS

#define PTS_TO_MFX_PTS	(	pts,
		pts_tb
	)

Value:

    ((pts) == AV_NOPTS_VALUE ? \
    MFX_TIMESTAMP_UNKNOWN : pts_tb.num ? \
    av_rescale_q(pts, pts_tb, mfx_tb) : pts)

Definition at line 62 of file qsvdec.c.

◆ MFX_PTS_TO_PTS

#define MFX_PTS_TO_PTS	(	mfx_pts,
		pts_tb
	)

Value:

    ((mfx_pts) == MFX_TIMESTAMP_UNKNOWN ? \
    AV_NOPTS_VALUE : pts_tb.num ? \
    av_rescale_q(mfx_pts, mfx_tb, pts_tb) : mfx_pts)

Definition at line 66 of file qsvdec.c.

◆ OFFSET

#define OFFSET ( x ) offsetof(QSVDecContext, x)

Definition at line 1100 of file qsvdec.c.

◆ VD

#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM

Definition at line 1101 of file qsvdec.c.

◆ DEFINE_QSV_DECODER_WITH_OPTION

#define DEFINE_QSV_DECODER_WITH_OPTION	(	x,
		X,
		bsf_name,
		opt
	)

Definition at line 1103 of file qsvdec.c.

◆ DEFINE_QSV_DECODER

#define DEFINE_QSV_DECODER	(	x,
		X,
		bsf_name
	)	DEFINE_QSV_DECODER_WITH_OPTION(x, X, bsf_name, options)

Definition at line 1139 of file qsvdec.c.

Enumeration Type Documentation

◆ LoadPlugin

enum LoadPlugin

Enumerator
LOAD_PLUGIN_NONE
LOAD_PLUGIN_HEVC_SW
LOAD_PLUGIN_HEVC_HW
LOAD_PLUGIN_NONE
LOAD_PLUGIN_HEVC_SW
LOAD_PLUGIN_HEVC_HW

Definition at line 954 of file qsvdec.c.

Function Documentation

◆ qsv_get_continuous_buffer()

static int qsv_get_continuous_buffer	(	AVCodecContext *	avctx,
		AVFrame *	frame,
		AVBufferPool *	pool
	)

static

Definition at line 126 of file qsvdec.c.

Referenced by alloc_frame().

◆ qsv_init_session()

static int qsv_init_session	(	AVCodecContext *	avctx,
		QSVContext *	q,
		mfxSession	session,
		AVBufferRef *	hw_frames_ref,
		AVBufferRef *	hw_device_ref
	)

static

Definition at line 181 of file qsvdec.c.

Referenced by qsv_decode_preinit().

◆ qsv_decode_preinit()

static int qsv_decode_preinit	(	AVCodecContext *	avctx,
		QSVContext *	q,
		enum AVPixelFormat	pix_fmt,
		mfxVideoParam *	param
	)

static

Definition at line 265 of file qsvdec.c.

Referenced by qsv_decode_header(), and qsv_process_data().

◆ qsv_decode_init_context()

static int qsv_decode_init_context	(	AVCodecContext *	avctx,
		QSVContext *	q,
		mfxVideoParam *	param
	)

static

Definition at line 361 of file qsvdec.c.

Referenced by qsv_process_data().

◆ qsv_decode_header()

static int qsv_decode_header	(	AVCodecContext *	avctx,
		QSVContext *	q,
		const AVPacket *	avpkt,
		enum AVPixelFormat	pix_fmt,
		mfxVideoParam *	param
	)

static

Definition at line 387 of file qsvdec.c.

Referenced by qsv_process_data().

◆ alloc_frame()

static int alloc_frame	(	AVCodecContext *	avctx,
		QSVContext *	q,
		QSVFrame *	frame
	)

static

Definition at line 451 of file qsvdec.c.

Referenced by get_surface().

◆ qsv_clear_unused_frames()

static void qsv_clear_unused_frames ( QSVContext * q )

static

Definition at line 519 of file qsvdec.c.

Referenced by get_surface().

◆ get_surface()

static int get_surface	(	AVCodecContext *	avctx,
		QSVContext *	q,
		mfxFrameSurface1 **	surf
	)

static

Definition at line 531 of file qsvdec.c.

Referenced by qsv_decode().

◆ find_frame()

static QSVFrame* find_frame	(	QSVContext *	q,
		mfxFrameSurface1 *	surf
	)

static

Definition at line 572 of file qsvdec.c.

Referenced by qsv_decode().

◆ qsv_decode()

static int qsv_decode	(	AVCodecContext *	avctx,
		QSVContext *	q,
		AVFrame *	frame,
		int *	got_frame,
		const AVPacket *	avpkt
	)

static

Definition at line 697 of file qsvdec.c.

Referenced by qsv_process_data().

◆ qsv_decode_close_qsvcontext()

static void qsv_decode_close_qsvcontext ( QSVContext * q )

static

Definition at line 850 of file qsvdec.c.

Referenced by qsv_decode_close().

◆ qsv_process_data()

static int qsv_process_data	(	AVCodecContext *	avctx,
		QSVContext *	q,
		AVFrame *	frame,
		int *	got_frame,
		const AVPacket *	pkt
	)

static

Definition at line 878 of file qsvdec.c.

Referenced by qsv_decode_frame().

◆ qsv_clear_buffers()

static void qsv_clear_buffers ( QSVDecContext * s )

static

Definition at line 971 of file qsvdec.c.

Referenced by qsv_decode_close(), and qsv_decode_flush().

◆ qsv_decode_close()

static av_cold int qsv_decode_close ( AVCodecContext * avctx )

static

Definition at line 980 of file qsvdec.c.

Referenced by qsv_decode_init().

◆ qsv_decode_init()

static av_cold int qsv_decode_init ( AVCodecContext * avctx )

static

Definition at line 993 of file qsvdec.c.

◆ qsv_decode_frame()

static int qsv_decode_frame	(	AVCodecContext *	avctx,
		AVFrame *	frame,
		int *	got_frame,
		AVPacket *	avpkt
	)

static

Definition at line 1043 of file qsvdec.c.

◆ qsv_decode_flush()

static void qsv_decode_flush ( AVCodecContext * avctx )

static

Definition at line 1090 of file qsvdec.c.

Variable Documentation

◆ mfx_tb

const AVRational mfx_tb = { 1, 90000 }

static

Definition at line 60 of file qsvdec.c.

◆ qsv_hw_configs

const AVCodecHWConfigInternal* const qsv_hw_configs[]

static

Initial value:

= {
    &(const AVCodecHWConfigInternal) {
        .public = {
            .pix_fmt     = AV_PIX_FMT_QSV,
            .methods     = AV_CODEC_HW_CONFIG_METHOD_HW_FRAMES_CTX |
                           AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX,
            .device_type = AV_HWDEVICE_TYPE_QSV,
        },
        .hwaccel = NULL,
    },
    NULL
}

Definition at line 113 of file qsvdec.c.

◆ options

const AVOption options[]

static

Initial value:

= {
    { "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1, INT_MAX, VD },
 
    { "gpu_copy", "A GPU-accelerated copy between video and system memory", OFFSET(qsv.gpu_copy), AV_OPT_TYPE_INT, { .i64 = MFX_GPUCOPY_DEFAULT }, MFX_GPUCOPY_DEFAULT, MFX_GPUCOPY_OFF, VD, "gpu_copy"},
        { "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_DEFAULT }, 0, 0, VD, "gpu_copy"},
        { "on",      NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_ON },      0, 0, VD, "gpu_copy"},
        { "off",     NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_GPUCOPY_OFF },     0, 0, VD, "gpu_copy"},
    { NULL },
}

Definition at line 1162 of file qsvdec.c.

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ MFXUnload

◆ PTS_TO_MFX_PTS

◆ MFX_PTS_TO_PTS

◆ OFFSET

◆ VD

◆ DEFINE_QSV_DECODER_WITH_OPTION

◆ DEFINE_QSV_DECODER

Enumeration Type Documentation

◆ LoadPlugin

Function Documentation

◆ qsv_get_continuous_buffer()

◆ qsv_init_session()

◆ qsv_decode_preinit()

◆ qsv_decode_init_context()

◆ qsv_decode_header()

◆ alloc_frame()

◆ qsv_clear_unused_frames()

◆ get_surface()

◆ find_frame()

◆ qsv_decode()

◆ qsv_decode_close_qsvcontext()

◆ qsv_process_data()

◆ qsv_clear_buffers()

◆ qsv_decode_close()

◆ qsv_decode_init()

◆ qsv_decode_frame()

◆ qsv_decode_flush()

Variable Documentation

◆ mfx_tb

◆ qsv_hw_configs

◆ options