#include "libavutil/cpu.h"
#include "libavutil/avutil.h"
#include "libavutil/mathematics.h"
+#include "libavutil/mem_internal.h"
#include "libavutil/bswap.h"
#include "libavutil/pixdesc.h"
#include "libavutil/avassert.h"
return srcSliceH;
}
+static int bswap_32bpc(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
+{
+ int i, j, p;
+
+ for (p = 0; p < 4; p++) {
+ int srcstr = srcStride[p] / 4;
+ int dststr = dstStride[p] / 4;
+ uint32_t *dstPtr = (uint32_t *) dst[p];
+ const uint32_t *srcPtr = (const uint32_t *) src[p];
+ int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr));
+ if(!dstPtr || !srcPtr)
+ continue;
+ dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr;
+ for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) {
+ for (j = 0; j < min_stride; j++) {
+ dstPtr[j] = av_bswap32(srcPtr[j]);
+ }
+ srcPtr += srcstr;
+ dstPtr += dststr;
+ }
+ }
+
+ return srcSliceH;
+}
+
+
static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
int srcSliceY, int srcSliceH, uint8_t *dst[],
int dstStride[])
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[])
{
const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
int plane, i, j;
- for (plane = 0; plane < 4; plane++) {
+ for (plane = 0; plane < 4 && dst[plane] != NULL; plane++) {
int length = (plane == 0 || plane == 3) ? c->srcW : AV_CEIL_RSHIFT(c->srcW, c->chrDstHSubSample);
int y = (plane == 0 || plane == 3) ? srcSliceY: AV_CEIL_RSHIFT(srcSliceY, c->chrDstVSubSample);
int height = (plane == 0 || plane == 3) ? srcSliceH: AV_CEIL_RSHIFT(srcSliceH, c->chrDstVSubSample);
uint8_t *dstPtr = dst[plane] + dstStride[plane] * y;
int shiftonly = plane == 1 || plane == 2 || (!c->srcRange && plane == 0);
- if (!dst[plane])
- continue;
// ignore palette for GRAY8
if (plane == 1 && !dst[2]) continue;
if (!src[plane] || (plane == 1 && !src[2])) {
dstFormat == AV_PIX_FMT_GBRP12LE || dstFormat == AV_PIX_FMT_GBRP12BE ||
dstFormat == AV_PIX_FMT_GBRP14LE || dstFormat == AV_PIX_FMT_GBRP14BE ||
dstFormat == AV_PIX_FMT_GBRP16LE || dstFormat == AV_PIX_FMT_GBRP16BE ||
+ dstFormat == AV_PIX_FMT_GBRAP10LE || dstFormat == AV_PIX_FMT_GBRAP10BE ||
dstFormat == AV_PIX_FMT_GBRAP12LE || dstFormat == AV_PIX_FMT_GBRAP12BE ||
dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE ))
c->swscale = Rgb16ToPlanarRgb16Wrapper;
srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE ||
srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE ||
srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE ||
+ srcFormat == AV_PIX_FMT_GBRAP10LE || srcFormat == AV_PIX_FMT_GBRAP10BE ||
srcFormat == AV_PIX_FMT_GBRAP12LE || srcFormat == AV_PIX_FMT_GBRAP12BE ||
srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) &&
(dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE ||
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)) {
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P16))
c->swscale = bswap_16bpc;
+ /* bswap 32 bits per pixel/component formats */
+ if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRPF32) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAPF32))
+ c->swscale = bswap_32bpc;
+
if (usePal(srcFormat) && isByteRGB(dstFormat))
c->swscale = palToRgbWrapper;