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fix pointer truncation to int in avpicture_layout()
Originally committed as revision 25793 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -503,10 +503,10 @@ int avpicture_layout(const AVPicture* src, enum PixelFormat pix_fmt, int width,
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av_image_fill_linesizes(linesizes, pix_fmt, width);
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for (i = 0; i < nb_planes; i++) {
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int h, s = (i == 1 || i == 2) ? desc->log2_chroma_h : 0;
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h = (height + (1 << s) - 1) >> s;
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int h, shift = (i == 1 || i == 2) ? desc->log2_chroma_h : 0;
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const unsigned char *s = src->data[i];
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h = (height + (1 << shift) - 1) >> shift;
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s = src->data[i];
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for (j = 0; j < h; j++) {
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memcpy(dest, s, linesizes[i]);
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dest += linesizes[i];
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