B(1, 1) = (T(0, 1) + T(2, 1)) >> (1 + BAYER_SHIFT);
#endif
+#if defined(BAYER_BGGR) || defined(BAYER_RGGB)
+#define BAYER_TO_RGB48_COPY \
+ R(0, 0) = \
+ R(0, 1) = \
+ R(1, 1) = \
+ R(1, 0) = S(1, 1); \
+ \
+ G(0, 1) = S(0, 1); \
+ G(0, 0) = \
+ G(1, 1) = (T(0, 1) + T(1, 0)) >> 1; \
+ G(1, 0) = S(1, 0); \
+ \
+ B(1, 1) = \
+ B(0, 0) = \
+ B(0, 1) = \
+ B(1, 0) = S(0, 0);
+#define BAYER_TO_RGB48_INTERPOLATE \
+ R(0, 0) = (T(-1, -1) + T(-1, 1) + T(1, -1) + T(1, 1)) >> 2; \
+ G(0, 0) = (T(-1, 0) + T( 0, -1) + T(0, 1) + T(1, 0)) >> 2; \
+ B(0, 0) = S(0, 0); \
+ \
+ R(0, 1) = (T(-1, 1) + T(1, 1)) >> 1; \
+ G(0, 1) = S(0, 1); \
+ B(0, 1) = (T(0, 0) + T(0, 2)) >> 1; \
+ \
+ R(1, 0) = (T(1, -1) + T(1, 1)) >> 1; \
+ G(1, 0) = S(1, 0); \
+ B(1, 0) = (T(0, 0) + T(2, 0)) >> 1; \
+ \
+ R(1, 1) = S(1, 1); \
+ G(1, 1) = (T(0, 1) + T(1, 0) + T(1, 2) + T(2, 1)) >> 2; \
+ B(1, 1) = (T(0, 0) + T(0, 2) + T(2, 0) + T(2, 2)) >> 2;
+#else
+#define BAYER_TO_RGB48_COPY \
+ R(0, 0) = \
+ R(0, 1) = \
+ R(1, 1) = \
+ R(1, 0) = S(1, 0); \
+ \
+ G(0, 0) = S(0, 0); \
+ G(1, 1) = S(1, 1); \
+ G(0, 1) = \
+ G(1, 0) = (T(0, 0) + T(1, 1)) >> 1; \
+ \
+ B(1, 1) = \
+ B(0, 0) = \
+ B(0, 1) = \
+ B(1, 0) = S(0, 1);
+#define BAYER_TO_RGB48_INTERPOLATE \
+ R(0, 0) = (T(-1, 0) + T(1, 0)) >> 1; \
+ G(0, 0) = S(0, 0); \
+ B(0, 0) = (T(0, -1) + T(0, 1)) >> 1; \
+ \
+ R(0, 1) = (T(-1, 0) + T(-1, 2) + T(1, 0) + T(1, 2)) >> 2; \
+ G(0, 1) = (T(-1, 1) + T(0, 0) + T(0, 2) + T(1, 1)) >> 2; \
+ B(0, 1) = S(0, 1); \
+ \
+ R(1, 0) = S(1, 0); \
+ G(1, 0) = (T(0, 0) + T(1, -1) + T(1, 1) + T(2, 0)) >> 2; \
+ B(1, 0) = (T(0, -1) + T(0, 1) + T(2, -1) + T(2, 1)) >> 2; \
+ \
+ R(1, 1) = (T(1, 0) + T(1, 2)) >> 1; \
+ G(1, 1) = S(1, 1); \
+ B(1, 1) = (T(0, 1) + T(2, 1)) >> 1;
+#endif
+
/**
* invoke ff_rgb24toyv12 for 2x2 pixels
*/
}
}
+static void BAYER_RENAME(rgb48_copy)(const uint8_t *src, int src_stride, uint8_t *ddst, int dst_stride, int width)
+{
+ uint16_t *dst = (uint16_t *)ddst;
+ int i;
+
+ dst_stride /= 2;
+ for (i = 0 ; i < width; i+= 2) {
+ BAYER_TO_RGB48_COPY
+ src += 2 * BAYER_SIZEOF;
+ dst += 6;
+ }
+}
+
+static void BAYER_RENAME(rgb48_interpolate)(const uint8_t *src, int src_stride, uint8_t *ddst, int dst_stride, int width)
+{
+ uint16_t *dst = (uint16_t *)ddst;
+ int i;
+
+ dst_stride /= 2;
+ BAYER_TO_RGB48_COPY
+ src += 2 * BAYER_SIZEOF;
+ dst += 6;
+
+ for (i = 2 ; i < width - 2; i+= 2) {
+ BAYER_TO_RGB48_INTERPOLATE
+ src += 2 * BAYER_SIZEOF;
+ dst += 6;
+ }
+
+ if (width > 2) {
+ BAYER_TO_RGB48_COPY
+ }
+}
+
static void BAYER_RENAME(yv12_copy)(const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv)
{
uint8_t dst[12];
#undef B
#undef BAYER_TO_RGB24_COPY
#undef BAYER_TO_RGB24_INTERPOLATE
+#undef BAYER_TO_RGB48_COPY
+#undef BAYER_TO_RGB48_INTERPOLATE
#undef BAYER_RENAME
return !!(desc->flags & AV_PIX_FMT_FLAG_BAYER);
}
+static av_always_inline int isBayer16BPS(enum AVPixelFormat pix_fmt)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+ av_assert0(desc);
+ return desc->comp[1].depth == 8;
+}
+
static av_always_inline int isAnyRGB(enum AVPixelFormat pix_fmt)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
return srcSliceH;
}
+static int bayer_to_rgb48_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
+ int srcSliceH, uint8_t* dst[], int dstStride[])
+{
+ uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0];
+ const uint8_t *srcPtr= src[0];
+ int i;
+ void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
+ void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width);
+
+ switch(c->srcFormat) {
+#define CASE(pixfmt, prefix) \
+ case pixfmt: copy = bayer_##prefix##_to_rgb48_copy; \
+ interpolate = bayer_##prefix##_to_rgb48_interpolate; \
+ break;
+ CASE(AV_PIX_FMT_BAYER_BGGR8, bggr8)
+ CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le)
+ CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be)
+ CASE(AV_PIX_FMT_BAYER_RGGB8, rggb8)
+ CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le)
+ CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be)
+ CASE(AV_PIX_FMT_BAYER_GBRG8, gbrg8)
+ CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le)
+ CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be)
+ CASE(AV_PIX_FMT_BAYER_GRBG8, grbg8)
+ CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le)
+ CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be)
+#undef CASE
+ default: return 0;
+ }
+
+ av_assert0(srcSliceH > 1);
+
+ copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
+ srcPtr += 2 * srcStride[0];
+ dstPtr += 2 * dstStride[0];
+
+ for (i = 2; i < srcSliceH - 2; i += 2) {
+ interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
+ srcPtr += 2 * srcStride[0];
+ dstPtr += 2 * dstStride[0];
+ }
+
+ if (i + 1 == srcSliceH) {
+ copy(srcPtr, -srcStride[0], dstPtr, -dstStride[0], c->srcW);
+ } else if (i < srcSliceH)
+ copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW);
+ return srcSliceH;
+}
+
static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dst[], int dstStride[])
{
if (isBayer(srcFormat)) {
if (dstFormat == AV_PIX_FMT_RGB24)
c->swscale = bayer_to_rgb24_wrapper;
+ else if (dstFormat == AV_PIX_FMT_RGB48)
+ c->swscale = bayer_to_rgb48_wrapper;
else if (dstFormat == AV_PIX_FMT_YUV420P)
c->swscale = bayer_to_yv12_wrapper;
else if (!isBayer(dstFormat)) {
if (isBayer(srcFormat)) {
if (!unscaled ||
- (dstFormat != AV_PIX_FMT_RGB24 && dstFormat != AV_PIX_FMT_YUV420P)) {
- enum AVPixelFormat tmpFormat = AV_PIX_FMT_RGB24;
+ (dstFormat != AV_PIX_FMT_RGB24 && dstFormat != AV_PIX_FMT_YUV420P &&
+ dstFormat != AV_PIX_FMT_RGB48)) {
+ enum AVPixelFormat tmpFormat = isBayer16BPS(srcFormat) ? AV_PIX_FMT_RGB48 : AV_PIX_FMT_RGB24;
ret = av_image_alloc(c->cascaded_tmp, c->cascaded_tmpStride,
srcW, srcH, tmpFormat, 64);