提交 ecc7bfe3 编写于 作者: S Stefano Sabatini

Rename the av_fill_image_linesize() formal parameter linesize to

linesizes, for consistency with the function declaration.

Originally committed as revision 24591 to svn://svn.ffmpeg.org/ffmpeg/trunk
上级 7d8d18de
......@@ -24,20 +24,20 @@
#include "imgutils.h"
#include "libavutil/pixdesc.h"
int av_fill_image_linesizes(int linesize[4], enum PixelFormat pix_fmt, int width)
int av_fill_image_linesizes(int linesizes[4], enum PixelFormat pix_fmt, int width)
{
int i;
const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
int max_step [4]; /* max pixel step for each plane */
int max_step_comp[4]; /* the component for each plane which has the max pixel step */
memset(linesize, 0, 4*sizeof(linesize[0]));
memset(linesizes, 0, 4*sizeof(linesizes[0]));
if (desc->flags & PIX_FMT_HWACCEL)
return AVERROR(EINVAL);
if (desc->flags & PIX_FMT_BITSTREAM) {
linesize[0] = (width * (desc->comp[0].step_minus1+1) + 7) >> 3;
linesizes[0] = (width * (desc->comp[0].step_minus1+1) + 7) >> 3;
return 0;
}
......@@ -53,7 +53,7 @@ int av_fill_image_linesizes(int linesize[4], enum PixelFormat pix_fmt, int width
for (i = 0; i < 4; i++) {
int s = (max_step_comp[i] == 1 || max_step_comp[i] == 2) ? desc->log2_chroma_w : 0;
linesize[i] = max_step[i] * (((width + (1 << s) - 1)) >> s);
linesizes[i] = max_step[i] * (((width + (1 << s) - 1)) >> s);
}
return 0;
......
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