FFmpeg: libavcodec/hw_base_encode.c File Reference

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libavcodec

hw_base_encode.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/common.h"
#include "libavutil/error.h"
#include "libavutil/internal.h"
#include "libavutil/log.h"
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "encode.h"
#include "avcodec.h"
#include "hw_base_encode.h"

Go to the source code of this file.

Functions

static int base_encode_pic_free (FFHWBaseEncodePicture *pic)

static void hw_base_encode_add_ref (FFHWBaseEncodePicture *pic, FFHWBaseEncodePicture *target, int is_ref, int in_dpb, int prev)

static void hw_base_encode_remove_refs (FFHWBaseEncodePicture *pic, int level)

static void hw_base_encode_set_b_pictures (FFHWBaseEncodeContext *ctx, FFHWBaseEncodePicture *start, FFHWBaseEncodePicture *end, FFHWBaseEncodePicture *prev, int current_depth, FFHWBaseEncodePicture **last)

static void hw_base_encode_add_next_prev (FFHWBaseEncodeContext *ctx, FFHWBaseEncodePicture *pic)

static int hw_base_encode_pick_next (AVCodecContext *avctx, FFHWBaseEncodeContext *ctx, FFHWBaseEncodePicture **pic_out)

static int hw_base_encode_clear_old (AVCodecContext *avctx, FFHWBaseEncodeContext *ctx)

static int hw_base_encode_check_frame (FFHWBaseEncodeContext *ctx, const AVFrame *frame)

static int hw_base_encode_send_frame (AVCodecContext *avctx, FFHWBaseEncodeContext *ctx, AVFrame *frame)

int ff_hw_base_encode_set_output_property (FFHWBaseEncodeContext *ctx, AVCodecContext *avctx, FFHWBaseEncodePicture *pic, AVPacket *pkt, int flag_no_delay)

int ff_hw_base_encode_receive_packet (FFHWBaseEncodeContext *ctx, AVCodecContext *avctx, AVPacket *pkt)

int ff_hw_base_init_gop_structure (FFHWBaseEncodeContext *ctx, AVCodecContext *avctx, uint32_t ref_l0, uint32_t ref_l1, int flags, int prediction_pre_only)

int ff_hw_base_get_recon_format (FFHWBaseEncodeContext *ctx, const void *hwconfig, enum AVPixelFormat *fmt)

int ff_hw_base_encode_init (AVCodecContext *avctx, FFHWBaseEncodeContext *ctx)

int ff_hw_base_encode_close (FFHWBaseEncodeContext *ctx)

Function Documentation

◆ base_encode_pic_free()

static int base_encode_pic_free ( FFHWBaseEncodePicture * pic )

static

Definition at line 31 of file hw_base_encode.c.

Referenced by ff_hw_base_encode_close(), hw_base_encode_clear_old(), and hw_base_encode_send_frame().

◆ hw_base_encode_add_ref()

static void hw_base_encode_add_ref ( FFHWBaseEncodePicture * pic,

FFHWBaseEncodePicture * target,

int is_ref,

int in_dpb,

int prev )

static

Definition at line 44 of file hw_base_encode.c.

Referenced by hw_base_encode_pick_next(), and hw_base_encode_set_b_pictures().

◆ hw_base_encode_remove_refs()

static void hw_base_encode_remove_refs ( FFHWBaseEncodePicture * pic,

int level )

static

Definition at line 77 of file hw_base_encode.c.

Referenced by hw_base_encode_clear_old().

◆ hw_base_encode_set_b_pictures()

static void hw_base_encode_set_b_pictures ( FFHWBaseEncodeContext * ctx,

FFHWBaseEncodePicture * start,

FFHWBaseEncodePicture * end,

FFHWBaseEncodePicture * prev,

int current_depth,

FFHWBaseEncodePicture ** last )

static

Definition at line 111 of file hw_base_encode.c.

Referenced by hw_base_encode_pick_next(), and hw_base_encode_set_b_pictures().

◆ hw_base_encode_add_next_prev()

static void hw_base_encode_add_next_prev ( FFHWBaseEncodeContext * ctx,

FFHWBaseEncodePicture * pic )

static

Definition at line 174 of file hw_base_encode.c.

Referenced by hw_base_encode_pick_next().

◆ hw_base_encode_pick_next()

static int hw_base_encode_pick_next ( AVCodecContext * avctx,

FFHWBaseEncodeContext * ctx,

FFHWBaseEncodePicture ** pic_out )

static

Definition at line 206 of file hw_base_encode.c.

Referenced by ff_hw_base_encode_receive_packet().

◆ hw_base_encode_clear_old()

static int hw_base_encode_clear_old ( AVCodecContext * avctx,

FFHWBaseEncodeContext * ctx )

static

Definition at line 358 of file hw_base_encode.c.

Referenced by ff_hw_base_encode_receive_packet().

◆ hw_base_encode_check_frame()

static int hw_base_encode_check_frame ( FFHWBaseEncodeContext * ctx,

const AVFrame * frame )

static

Definition at line 396 of file hw_base_encode.c.

Referenced by hw_base_encode_send_frame().

◆ hw_base_encode_send_frame()

static int hw_base_encode_send_frame ( AVCodecContext * avctx,

FFHWBaseEncodeContext * ctx,

AVFrame * frame )

static

Definition at line 420 of file hw_base_encode.c.

Referenced by ff_hw_base_encode_receive_packet().

◆ ff_hw_base_encode_set_output_property()

int ff_hw_base_encode_set_output_property ( FFHWBaseEncodeContext * ctx,

AVCodecContext * avctx,

FFHWBaseEncodePicture * pic,

AVPacket * pkt,

int flag_no_delay )

Definition at line 523 of file hw_base_encode.c.

Referenced by d3d12va_encode_output(), vaapi_encode_output(), and vulkan_encode_output().

◆ ff_hw_base_encode_receive_packet()

int ff_hw_base_encode_receive_packet ( FFHWBaseEncodeContext * ctx,

AVCodecContext * avctx,

AVPacket * pkt )

if no B frame before repeat P frame, sent repeat P frame out.

loop to get an available pkt in encoder flushing.

Definition at line 562 of file hw_base_encode.c.

Referenced by ff_d3d12va_encode_receive_packet(), ff_vaapi_encode_receive_packet(), and ff_vulkan_encode_receive_packet().

◆ ff_hw_base_init_gop_structure()

int ff_hw_base_init_gop_structure ( FFHWBaseEncodeContext * ctx,

AVCodecContext * avctx,

uint32_t ref_l0,

uint32_t ref_l1,

int flags,

int prediction_pre_only )

Definition at line 666 of file hw_base_encode.c.

Referenced by d3d12va_encode_init_gop_structure(), vaapi_encode_init_gop_structure(), vulkan_encode_av1_init(), vulkan_encode_h264_init(), and vulkan_encode_h265_init().

◆ ff_hw_base_get_recon_format()

int ff_hw_base_get_recon_format ( FFHWBaseEncodeContext * ctx,

const void * hwconfig,

enum AVPixelFormat * fmt )

Definition at line 727 of file hw_base_encode.c.

Referenced by d3d12va_encode_create_recon_frames(), and vaapi_encode_create_recon_frames().

◆ ff_hw_base_encode_init()

int ff_hw_base_encode_init ( AVCodecContext * avctx,

FFHWBaseEncodeContext * ctx )

Definition at line 785 of file hw_base_encode.c.

Referenced by ff_d3d12va_encode_init(), ff_vaapi_encode_init(), and ff_vulkan_encode_init().

◆ ff_hw_base_encode_close()

int ff_hw_base_encode_close ( FFHWBaseEncodeContext * ctx )

Definition at line 818 of file hw_base_encode.c.

Referenced by ff_d3d12va_encode_close(), ff_vaapi_encode_close(), and ff_vulkan_encode_uninit().

Generated on Sun Sep 6 2026 19:21:15 for FFmpeg by doxygen 1.13.2