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Use pixel format descriptors for checking if the input format is

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paletted. Simpler and more robust.

Originally committed as revision 21631 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-02-03 23:10:18 +00:00
parent 43e4d57f66
commit ef9f8dd730
1 changed files with 2 additions and 5 deletions
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7
libavfilter/vf_crop.c
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@ -24,6 +24,7 @@
*/
#include "avfilter.h"
#include "libavutil/pixdesc.h"
typedef struct {
int x; ///< x offset of the non-cropped area with respect to the input area
@ -173,11 +174,7 @@ static void start_frame(AVFilterLink *link, AVFilterPicRef *picref)
ref2->data[0] += crop->y * ref2->linesize[0];
ref2->data[0] += (crop->x * crop->bpp) >> 3;
if (link->format != PIX_FMT_PAL8 &&
link->format != PIX_FMT_BGR4_BYTE &&
link->format != PIX_FMT_RGB4_BYTE &&
link->format != PIX_FMT_BGR8 &&
link->format != PIX_FMT_RGB8) {
if (!(av_pix_fmt_descriptors[link->format].flags & PIX_FMT_PAL)) {
for (i = 1; i < 3; i ++) {
if (ref2->data[i]) {
ref2->data[i] += (crop->y >> crop->vsub) * ref2->linesize[i];