FFmpeg
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#include <stdint.h>
#include "libavutil/frame.h"
#include "avcodec.h"
#include "motion_est.h"
#include "threadframe.h"
Go to the source code of this file.
Data Structures | |
struct | ScratchpadContext |
struct | Picture |
Picture. More... | |
Macros | |
#define | MPEGVIDEO_MAX_PLANES 4 |
#define | MAX_PICTURE_COUNT 36 |
#define | EDGE_WIDTH 16 |
Functions | |
int | ff_alloc_picture (AVCodecContext *avctx, Picture *pic, MotionEstContext *me, ScratchpadContext *sc, int encoding, int out_format, int mb_stride, int mb_width, int mb_height, int b8_stride, ptrdiff_t *linesize, ptrdiff_t *uvlinesize) |
Allocate a Picture's accessories, but not the AVFrame's buffer itself. More... | |
int | ff_mpeg_framesize_alloc (AVCodecContext *avctx, MotionEstContext *me, ScratchpadContext *sc, int linesize) |
int | ff_mpeg_ref_picture (Picture *dst, Picture *src) |
void | ff_mpeg_unref_picture (Picture *picture) |
Deallocate a picture; frees the picture tables in case they need to be reallocated anyway. More... | |
void | ff_mpv_picture_free (Picture *pic) |
int | ff_update_picture_tables (Picture *dst, const Picture *src) |
int | ff_find_unused_picture (AVCodecContext *avctx, Picture *picture, int shared) |
#define MPEGVIDEO_MAX_PLANES 4 |
Definition at line 32 of file mpegpicture.h.
#define MAX_PICTURE_COUNT 36 |
Definition at line 33 of file mpegpicture.h.
#define EDGE_WIDTH 16 |
Definition at line 34 of file mpegpicture.h.
int ff_alloc_picture | ( | AVCodecContext * | avctx, |
Picture * | pic, | ||
MotionEstContext * | me, | ||
ScratchpadContext * | sc, | ||
int | encoding, | ||
int | out_format, | ||
int | mb_stride, | ||
int | mb_width, | ||
int | mb_height, | ||
int | b8_stride, | ||
ptrdiff_t * | linesize, | ||
ptrdiff_t * | uvlinesize | ||
) |
Allocate a Picture's accessories, but not the AVFrame's buffer itself.
Allocate a Picture's accessories, but not the AVFrame's buffer itself.
The pixels are allocated/set by calling get_buffer() if shared = 0
Definition at line 203 of file mpegpicture.c.
Referenced by alloc_picture().
int ff_mpeg_framesize_alloc | ( | AVCodecContext * | avctx, |
MotionEstContext * | me, | ||
ScratchpadContext * | sc, | ||
int | linesize | ||
) |
Definition at line 87 of file mpegpicture.c.
Referenced by ff_mpeg_update_thread_context(), ff_update_duplicate_context(), and handle_pic_linesizes().
Definition at line 304 of file mpegpicture.c.
Referenced by ff_mpeg_update_thread_context(), ff_mpv_frame_start(), and frame_start().
void ff_mpeg_unref_picture | ( | Picture * | picture | ) |
Deallocate a picture; frees the picture tables in case they need to be reallocated anyway.
Definition at line 253 of file mpegpicture.c.
Referenced by alloc_picture(), ff_alloc_picture(), ff_find_unused_picture(), ff_mpeg_flush(), ff_mpeg_ref_picture(), ff_mpeg_update_thread_context(), ff_mpv_encode_picture(), ff_mpv_frame_start(), ff_mpv_picture_free(), frame_start(), handle_pic_linesizes(), load_input_picture(), and select_input_picture().
void ff_mpv_picture_free | ( | Picture * | pic | ) |
Definition at line 392 of file mpegpicture.c.
Referenced by ff_mpv_common_end().
Definition at line 272 of file mpegpicture.c.
Referenced by ff_mpeg_ref_picture().
int ff_find_unused_picture | ( | AVCodecContext * | avctx, |
Picture * | picture, | ||
int | shared | ||
) |
Definition at line 380 of file mpegpicture.c.
Referenced by ff_mpv_frame_start(), load_input_picture(), and select_input_picture().