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examples/scaling_video: remove unnecessary intermediary variable in fill_yuv_frame()

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This commit is contained in:
Stefano Sabatini 2012-10-20 11:53:22 +02:00
parent 7bc533c41b
commit 935ecfb002
1 changed files with 4 additions and 6 deletions
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10
doc/examples/scaling_video.c
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@ -32,20 +32,18 @@
static void fill_yuv_image(uint8_t *data[4], int linesize[4], static void fill_yuv_image(uint8_t *data[4], int linesize[4],
int width, int height, int frame_index) int width, int height, int frame_index)
{ {
int x, y, i; int x, y;
i = frame_index;
/* Y */ /* Y */
for (y = 0; y < height; y++) for (y = 0; y < height; y++)
for (x = 0; x < width; x++) for (x = 0; x < width; x++)
data[0][y * linesize[0] + x] = x + y + i * 3; data[0][y * linesize[0] + x] = x + y + frame_index * 3;
/* Cb and Cr */ /* Cb and Cr */
for (y = 0; y < height / 2; y++) { for (y = 0; y < height / 2; y++) {
for (x = 0; x < width / 2; x++) { for (x = 0; x < width / 2; x++) {
data[1][y * linesize[1] + x] = 128 + y + i * 2; data[1][y * linesize[1] + x] = 128 + y + frame_index * 2;
data[2][y * linesize[2] + x] = 64 + x + i * 5; data[2][y * linesize[2] + x] = 64 + x + frame_index * 5;
} }
} }
} }