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@ -316,12 +316,22 @@ struct input_state |
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struct wcap_decoder *wcap; |
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struct wcap_decoder *wcap; |
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}; |
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}; |
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static inline int rgb_to_yuv(uint32_t p, int *u, int *v) |
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static inline int rgb_to_yuv(uint32_t format, uint32_t p, int *u, int *v) |
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{ |
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{ |
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int r = (p >> 16) & 0xff; |
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int r, g, b, y; |
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int g = (p >> 8) & 0xff; |
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int b = (p >> 0) & 0xff; |
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switch (format) { |
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int y; |
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case WCAP_FORMAT_XRGB8888: |
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r = (p >> 16) & 0xff; |
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g = (p >> 8) & 0xff; |
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b = (p >> 0) & 0xff; |
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break; |
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case WCAP_FORMAT_XBGR8888: |
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r = (p >> 0) & 0xff; |
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g = (p >> 8) & 0xff; |
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b = (p >> 16) & 0xff; |
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break; |
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} |
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y = 0.299 * r + 0.587 * g + 0.114 * b; |
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y = 0.299 * r + 0.587 * g + 0.114 * b; |
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if (y > 255) |
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if (y > 255) |
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@ -348,6 +358,7 @@ static void convert_to_yv12(struct wcap_decoder *wcap, vpx_image_t *img) |
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unsigned char *y1, *y2, *u, *v; |
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unsigned char *y1, *y2, *u, *v; |
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uint32_t *p1, *p2, *end; |
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uint32_t *p1, *p2, *end; |
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int i, u_accum, v_accum; |
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int i, u_accum, v_accum; |
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uint32_t format = wcap->format; |
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for (i = 0; i < wcap->height; i += 2) { |
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for (i = 0; i < wcap->height; i += 2) { |
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y1 = img->planes[0] + img->stride[0] * i; |
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y1 = img->planes[0] + img->stride[0] * i; |
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@ -361,10 +372,10 @@ static void convert_to_yv12(struct wcap_decoder *wcap, vpx_image_t *img) |
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while (p1 < end) { |
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while (p1 < end) { |
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u_accum = 0; |
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u_accum = 0; |
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v_accum = 0; |
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v_accum = 0; |
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y1[0] = rgb_to_yuv(p1[0], &u_accum, &v_accum); |
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y1[0] = rgb_to_yuv(format, p1[0], &u_accum, &v_accum); |
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y1[1] = rgb_to_yuv(p1[1], &u_accum, &v_accum); |
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y1[1] = rgb_to_yuv(format, p1[1], &u_accum, &v_accum); |
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y2[0] = rgb_to_yuv(p2[0], &u_accum, &v_accum); |
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y2[0] = rgb_to_yuv(format, p2[0], &u_accum, &v_accum); |
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y2[1] = rgb_to_yuv(p2[1], &u_accum, &v_accum); |
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y2[1] = rgb_to_yuv(format, p2[1], &u_accum, &v_accum); |
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u[0] = clamp_uv(u_accum); |
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u[0] = clamp_uv(u_accum); |
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v[0] = clamp_uv(v_accum); |
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v[0] = clamp_uv(v_accum); |
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