diff options
Diffstat (limited to 'libswscale/swscale.c')
| -rw-r--r-- | libswscale/swscale.c | 64 |
1 files changed, 41 insertions, 23 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c index 7398043e9e..b505c0cec0 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -1344,33 +1344,51 @@ static void nv21ToUV_c(uint8_t *dstU, uint8_t *dstV, } // FIXME Maybe dither instead. -#define YUV_NBPS(depth, endianness, rfunc) \ -static void endianness ## depth ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \ - const uint8_t *_srcU, const uint8_t *_srcV, \ - int width, uint32_t *unused) \ +static av_always_inline void +yuv9_OR_10ToUV_c_template(uint8_t *dstU, uint8_t *dstV, + const uint8_t *_srcU, const uint8_t *_srcV, + int width, enum PixelFormat origin, int depth) +{ + int i; + const uint16_t *srcU = (const uint16_t *) _srcU; + const uint16_t *srcV = (const uint16_t *) _srcV; + +#define input_pixel(pos) (isBE(origin) ? AV_RB16(pos) : AV_RL16(pos)) + for (i = 0; i < width; i++) { + dstU[i] = input_pixel(&srcU[i]) >> (depth - 8); + dstV[i] = input_pixel(&srcV[i]) >> (depth - 8); + } +} + +static av_always_inline void +yuv9_or_10ToY_c_template(uint8_t *dstY, const uint8_t *_srcY, + int width, enum PixelFormat origin, int depth) +{ + int i; + const uint16_t *srcY = (const uint16_t*)_srcY; + + for (i = 0; i < width; i++) + dstY[i] = input_pixel(&srcY[i]) >> (depth - 8); +#undef input_pixel +} + +#define YUV_NBPS(depth, BE_LE, origin) \ +static void BE_LE ## depth ## ToUV_c(uint8_t *dstU, uint8_t *dstV, \ + const uint8_t *srcU, const uint8_t *srcV, \ + int width, uint32_t *unused) \ { \ - int i; \ - const uint16_t *srcU = (const uint16_t*)_srcU; \ - const uint16_t *srcV = (const uint16_t*)_srcV; \ - for (i = 0; i < width; i++) { \ - dstU[i] = rfunc(&srcU[i])>>(depth-8); \ - dstV[i] = rfunc(&srcV[i])>>(depth-8); \ - } \ + yuv9_OR_10ToUV_c_template(dstU, dstV, srcU, srcV, width, origin, depth); \ } \ -\ -static void endianness ## depth ## ToY_c(uint8_t *dstY, const uint8_t *_srcY, \ - int width, uint32_t *unused) \ +static void BE_LE ## depth ## ToY_c(uint8_t *dstY, const uint8_t *srcY, \ + int width, uint32_t *unused) \ { \ - int i; \ - const uint16_t *srcY = (const uint16_t*)_srcY; \ - for (i = 0; i < width; i++) \ - dstY[i] = rfunc(&srcY[i])>>(depth-8); \ -} \ + yuv9_or_10ToY_c_template(dstY, srcY, width, origin, depth); \ +} -YUV_NBPS( 9, LE, AV_RL16) -YUV_NBPS( 9, BE, AV_RB16) -YUV_NBPS(10, LE, AV_RL16) -YUV_NBPS(10, BE, AV_RB16) +YUV_NBPS( 9, LE, PIX_FMT_YUV420P9LE); +YUV_NBPS( 9, BE, PIX_FMT_YUV420P9BE); +YUV_NBPS(10, LE, PIX_FMT_YUV420P10LE); +YUV_NBPS(10, BE, PIX_FMT_YUV420P10BE); static void bgr24ToY_c(uint8_t *dst, const uint8_t *src, int width, uint32_t *unused) |