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Reimplement ff_img_copy_plane() as av_image_copy_plane() in libavcore,

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and deprecate the old function.

Originally committed as revision 25064 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-09-07 21:23:45 +00:00
parent b163078fe3
commit 9686abb826
7 changed files with 41 additions and 13 deletions
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2
libavcodec/avcodec.h
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@ -32,7 +32,7 @@
#define LIBAVCODEC_VERSION_MAJOR 52
#define LIBAVCODEC_VERSION_MINOR 87
#define LIBAVCODEC_VERSION_MICRO 2
#define LIBAVCODEC_VERSION_MICRO 3
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \

3
libavcodec/dsputil.c
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@ -27,6 +27,7 @@
* DSP utils
*/
#include "libavcore/imgutils.h"
#include "avcodec.h"
#include "dsputil.h"
#include "simple_idct.h"
@ -4454,7 +4455,7 @@ av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
c->sv_fmul_scalar[0] = sv_fmul_scalar_2_c;
c->sv_fmul_scalar[1] = sv_fmul_scalar_4_c;
c->shrink[0]= ff_img_copy_plane;
c->shrink[0]= av_image_copy_plane;
c->shrink[1]= ff_shrink22;
c->shrink[2]= ff_shrink44;
c->shrink[3]= ff_shrink88;

7
libavcodec/dsputil.h
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@ -105,7 +105,14 @@ void ff_bink_idct_put_c(uint8_t *dest, int linesize, DCTELEM *block);
void ff_ea_idct_put_c(uint8_t *dest, int linesize, DCTELEM *block);
/* 1/2^n downscaling functions from imgconvert.c */
#if LIBAVCODEC_VERSION_MAJOR < 53
/**
* @deprecated Use av_image_copy_plane() instead.
*/
attribute_deprecated
void ff_img_copy_plane(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
#endif
void ff_shrink22(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
void ff_shrink44(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
void ff_shrink88(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);

14
libavcodec/imgconvert.c
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@ -781,20 +781,14 @@ enum PixelFormat avcodec_find_best_pix_fmt(int64_t pix_fmt_mask, enum PixelForma
return dst_pix_fmt;
}
#if LIBAVCODEC_VERSION_MAJOR < 53
void ff_img_copy_plane(uint8_t *dst, int dst_wrap,
const uint8_t *src, int src_wrap,
int width, int height)
{
if (!dst || !src)
return;
for(;height > 0; height--) {
memcpy(dst, src, width);
dst += dst_wrap;
src += src_wrap;
}
av_image_copy_plane(dst, dst_wrap, src, src_wrap, width, height);
}
#if LIBAVCODEC_VERSION_MAJOR < 53
int ff_get_plane_bytewidth(enum PixelFormat pix_fmt, int width, int plane)
{
return av_image_get_linesize(pix_fmt, width, plane);
@ -819,13 +813,13 @@ void av_picture_data_copy(uint8_t *dst_data[4], int dst_linesize[4],
if (i == 1 || i == 2) {
h= -((-height)>>desc->log2_chroma_h);
}
ff_img_copy_plane(dst_data[i], dst_linesize[i],
av_image_copy_plane(dst_data[i], dst_linesize[i],
src_data[i], src_linesize[i],
bwidth, h);
}
break;
case FF_PIXEL_PALETTE:
ff_img_copy_plane(dst_data[0], dst_linesize[0],
av_image_copy_plane(dst_data[0], dst_linesize[0],
src_data[0], src_linesize[0],
width, height);
/* copy the palette */

2
libavcore/avcore.h
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@ -27,7 +27,7 @@
#include "libavutil/avutil.h"
#define LIBAVCORE_VERSION_MAJOR 0
#define LIBAVCORE_VERSION_MINOR 7
#define LIBAVCORE_VERSION_MINOR 8
#define LIBAVCORE_VERSION_MICRO 0
#define LIBAVCORE_VERSION_INT AV_VERSION_INT(LIBAVCORE_VERSION_MAJOR, \

13
libavcore/imgutils.c
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@ -139,6 +139,19 @@ int av_image_check_size(unsigned int w, unsigned int h, int log_offset, void *lo
return AVERROR(EINVAL);
}
void av_image_copy_plane(uint8_t *dst, int dst_linesize,
const uint8_t *src, int src_linesize,
int bytewidth, int height)
{
if (!dst || !src)
return;
for (;height > 0; height--) {
memcpy(dst, src, bytewidth);
dst += dst_linesize;
src += src_linesize;
}
}
#if FF_API_OLD_IMAGE_NAMES
void av_fill_image_max_pixsteps(int max_pixsteps[4], int max_pixstep_comps[4],
const AVPixFmtDescriptor *pixdesc)

13
libavcore/imgutils.h
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@ -77,6 +77,19 @@ int av_image_fill_linesizes(int linesizes[4], enum PixelFormat pix_fmt, int widt
int av_image_fill_pointers(uint8_t *data[4], enum PixelFormat pix_fmt, int height,
uint8_t *ptr, const int linesizes[4]);
/**
* Copy image plane from src to dst.
* That is, copy "height" number of lines of "bytewidth" bytes each.
* The first byte of each successive line is separated by *_linesize
* bytes.
*
* @param dst_linesize linesize for the image plane in dst
* @param src_linesize linesize for the image plane in src
*/
void av_image_copy_plane(uint8_t *dst, int dst_linesize,
const uint8_t *src, int src_linesize,
int bytewidth, int height);
/**
* Check if the given dimension of an image is valid, meaning that all
* bytes of the image can be addressed with a signed int.