mpegpicture.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/common.h"
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "mpegpicture.h"
#include "libavutil/refstruct.h"

Go to the source code of this file.

Macros
#define	EMU_EDGE_HEIGHT   (4 * 70)
#define	GET_BUFFER(name, buf_suffix, idx_suffix)

Functions
static void	mpv_pic_reset (AVRefStructOpaque unused, void *obj)
static int av_cold	mpv_pic_init (AVRefStructOpaque opaque, void *obj)
static void av_cold	mpv_pic_free (AVRefStructOpaque unused, void *obj)
av_cold AVRefStructPool *	ff_mpv_alloc_pic_pool (int init_progress)
	Allocate a pool of MPVPictures. More...
void	ff_mpv_unref_picture (MPVWorkPicture *pic)
static void	set_workpic_from_pic (MPVWorkPicture *wpic, const MPVPicture *pic)
void	ff_mpv_replace_picture (MPVWorkPicture *dst, const MPVWorkPicture *src)
void	ff_mpv_workpic_from_pic (MPVWorkPicture *wpic, MPVPicture *pic)
int	ff_mpv_framesize_alloc (AVCodecContext *avctx, ScratchpadContext *sc, int linesize)
int	ff_mpv_pic_check_linesize (void *logctx, const AVFrame *f, ptrdiff_t *linesizep, ptrdiff_t *uvlinesizep)
static int	alloc_picture_tables (BufferPoolContext *pools, MPVPicture *pic, int mb_height)
int	ff_mpv_alloc_pic_accessories (AVCodecContext *avctx, MPVWorkPicture *wpic, ScratchpadContext *sc, BufferPoolContext *pools, int mb_height)
	Allocate an MPVPicture's accessories (but not the AVFrame's buffer itself) and set the MPVWorkPicture's fields. More...

Macro Definition Documentation

EMU_EDGE_HEIGHT

#define EMU_EDGE_HEIGHT   (4 * 70)

GET_BUFFER

#define GET_BUFFER	(		name,
			buf_suffix,
			idx_suffix
	)

Value:

    do { \
    pic->name ## buf_suffix idx_suffix = av_refstruct_pool_get(pools->name ## _pool); \
    if (!pic->name ## buf_suffix idx_suffix) \
        return AVERROR(ENOMEM); \
} while (0)

Function Documentation

mpv_pic_reset()

static void mpv_pic_reset ( AVRefStructOpaque  unused, void *  obj  )

static

Definition at line 31 of file mpegpicture.c.

Referenced by ff_mpv_alloc_pic_pool().

mpv_pic_init()

static int av_cold mpv_pic_init ( AVRefStructOpaque  opaque, void *  obj  )

static

Definition at line 67 of file mpegpicture.c.

Referenced by ff_mpv_alloc_pic_pool().

mpv_pic_free()

static void av_cold mpv_pic_free ( AVRefStructOpaque  unused, void *  obj  )

static

Definition at line 82 of file mpegpicture.c.

Referenced by ff_mpv_alloc_pic_pool().

ff_mpv_alloc_pic_pool()

av_cold AVRefStructPool* ff_mpv_alloc_pic_pool

(

int

init_progress

)

Allocate a pool of MPVPictures.

Definition at line 90 of file mpegpicture.c.

Referenced by ff_mpv_decode_init(), and ff_mpv_encode_init().

ff_mpv_unref_picture()

void ff_mpv_unref_picture

(

MPVWorkPicture *

pic

)

Definition at line 98 of file mpegpicture.c.

Referenced by alloc_picture(), ff_h263_decode_frame(), ff_mpeg_flush(), ff_mpv_common_end(), ff_mpv_common_frame_size_change(), ff_mpv_encode_picture(), ff_mpv_frame_start(), ff_rv34_decode_frame(), mpeg_decode_frame(), rv10_decode_frame(), select_input_picture(), and vc1_decode_frame().

set_workpic_from_pic()

static void set_workpic_from_pic ( MPVWorkPicture *  wpic, const MPVPicture *  pic  )

static

Definition at line 104 of file mpegpicture.c.

Referenced by ff_mpv_alloc_pic_accessories(), and ff_mpv_workpic_from_pic().

ff_mpv_replace_picture()

void ff_mpv_replace_picture	(	MPVWorkPicture *	dst,
		const MPVWorkPicture *	src
	)

Definition at line 121 of file mpegpicture.c.

Referenced by ff_mpeg_update_thread_context(), and frame_start().

ff_mpv_workpic_from_pic()

void ff_mpv_workpic_from_pic	(	MPVWorkPicture *	wpic,
		MPVPicture *	pic
	)

Definition at line 128 of file mpegpicture.c.

Referenced by ff_mpv_frame_start().

ff_mpv_framesize_alloc()

int ff_mpv_framesize_alloc	(	AVCodecContext *	avctx,
		ScratchpadContext *	sc,
		int	linesize
	)

Definition at line 138 of file mpegpicture.c.

Referenced by ff_mpv_alloc_pic_accessories(), and ff_update_duplicate_context().

ff_mpv_pic_check_linesize()

int ff_mpv_pic_check_linesize	(	void *	logctx,
		const AVFrame *	f,
		ptrdiff_t *	linesizep,
		ptrdiff_t *	uvlinesizep
	)

Definition at line 181 of file mpegpicture.c.

Referenced by alloc_picture(), and prepare_picture().

alloc_picture_tables()

static int alloc_picture_tables ( BufferPoolContext *  pools, MPVPicture *  pic, int  mb_height  )

static

Definition at line 206 of file mpegpicture.c.

Referenced by ff_mpv_alloc_pic_accessories().

ff_mpv_alloc_pic_accessories()

int ff_mpv_alloc_pic_accessories	(	AVCodecContext *	avctx,
		MPVWorkPicture *	wpic,
		ScratchpadContext *	sc,
		BufferPoolContext *	pools,
		int	mb_height
	)

Allocate an MPVPicture's accessories (but not the AVFrame's buffer itself) and set the MPVWorkPicture's fields.

Definition at line 237 of file mpegpicture.c.

Referenced by alloc_picture(), and select_input_picture().