Am Mo., 29. Juli 2019 um 16:35 Uhr schrieb Paul B Mahol <g...@videolan.org>:
> +static inline void process_bayer(AVFrame *frame)
> +{
> + const int linesize = frame->linesize[0];
> + uint16_t *r = (uint16_t *)frame->data[0];
> + uint16_t *g1 = (uint16_t *)(frame->data[0] + 2);
> + uint16_t *g2 = (uint16_t *)(frame->data[0] + frame->linesize[0]);
> + uint16_t *b = (uint16_t *)(frame->data[0] + frame->linesize[0] + 2);
> + const int mid = 2048;
> +
> + for (int y = 0; y < frame->height >> 1; y++) {
> + for (int x = 0; x < frame->width; x += 2) {
> + int R, G1, G2, B;
> + int g, rg, bg, gd;
> +
> + g = r[x];
> + rg = g1[x];
> + bg = g2[x];
> + gd = b[x];
> + gd -= mid;
> +
> + R = (rg - mid) * 2 + g;
> + G1 = g + gd;
> + G2 = g - gd;
> + B = (bg - mid) * 2 + g;
> +
> + R = av_clip_uintp2(R * 16, 16);
> + G1 = av_clip_uintp2(G1 * 16, 16);
> + G2 = av_clip_uintp2(G2 * 16, 16);
> + B = av_clip_uintp2(B * 16, 16);
> +
> + r[x] = R;
> + g1[x] = G1;
> + g2[x] = G2;
> + b[x] = B;
Doesn't this mean you have to disable direct rendering?
Carl Eugen
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