* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+
#include <inttypes.h>
-#include "config.h"
+
+#include "libavutil/attributes.h"
#include "libavutil/bswap.h"
+#include "config.h"
#include "rgb2rgb.h"
#include "swscale.h"
#include "swscale_internal.h"
+void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
+
void (*rgb32to16)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb32to15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb24to16)(const uint8_t *src, uint8_t *dst, int src_size);
void (*rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size);
+void (*rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size);
+
void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
-void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc,
+ const uint8_t *vsrc, uint8_t *dst,
int width, int height,
int lumStride, int chromStride, int dstStride);
-void (*yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+void (*yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc,
+ const uint8_t *vsrc, uint8_t *dst,
int width, int height,
int lumStride, int chromStride, int dstStride);
-void (*yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+void (*yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc,
+ const uint8_t *vsrc, uint8_t *dst,
int width, int height,
int lumStride, int chromStride, int dstStride);
-void (*yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+void (*yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc,
+ const uint8_t *vsrc, uint8_t *dst,
int width, int height,
int lumStride, int chromStride, int dstStride);
-void (*yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
+void (*yuy2toyv12)(const uint8_t *src, uint8_t *ydst,
+ uint8_t *udst, uint8_t *vdst,
int width, int height,
int lumStride, int chromStride, int srcStride);
-void (*rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
+void (*rgb24toyv12)(const uint8_t *src, uint8_t *ydst,
+ uint8_t *udst, uint8_t *vdst,
int width, int height,
int lumStride, int chromStride, int srcStride);
void (*planar2x)(const uint8_t *src, uint8_t *dst, int width, int height,
int width, int height,
int srcStride1, int srcStride2,
int dstStride1, int dstStride2);
-void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint8_t *src3,
- uint8_t *dst,
+void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2,
+ const uint8_t *src3, uint8_t *dst,
int width, int height,
int srcStride1, int srcStride2,
int srcStride3, int dstStride);
-void (*uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
- int width, int height,
+void (*uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
+ const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
-void (*uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
- int width, int height,
+void (*uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
+ const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
-void (*yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
- int width, int height,
+void (*yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
+ const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
-void (*yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
- int width, int height,
+void (*yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
+ const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
#define RGB2YUV_SHIFT 8
-#define BY ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5))
-#define BV ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5))
-#define BU ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
-#define GY ((int)( 0.504*(1<<RGB2YUV_SHIFT)+0.5))
-#define GV ((int)(-0.368*(1<<RGB2YUV_SHIFT)+0.5))
-#define GU ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5))
-#define RY ((int)( 0.257*(1<<RGB2YUV_SHIFT)+0.5))
-#define RV ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5))
-#define RU ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5))
+#define BY ((int)( 0.098 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define BV ((int)(-0.071 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define BU ((int)( 0.439 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define GY ((int)( 0.504 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define GV ((int)(-0.368 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define GU ((int)(-0.291 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define RY ((int)( 0.257 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define RV ((int)( 0.439 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define RU ((int)(-0.148 * (1 << RGB2YUV_SHIFT) + 0.5))
//plain C versions
#include "rgb2rgb_template.c"
-
/*
- RGB15->RGB16 original by Strepto/Astral
- ported to gcc & bugfixed : A'rpi
- MMX2, 3DNOW optimization by Nick Kurshev
- 32-bit C version, and and&add trick by Michael Niedermayer
-*/
+ * RGB15->RGB16 original by Strepto/Astral
+ * ported to gcc & bugfixed : A'rpi
+ * MMXEXT, 3DNOW optimization by Nick Kurshev
+ * 32-bit C version, and and&add trick by Michael Niedermayer
+ */
-void sws_rgb2rgb_init(void)
+av_cold void sws_rgb2rgb_init(void)
{
rgb2rgb_init_c();
- if (HAVE_MMX)
+ if (ARCH_X86)
rgb2rgb_init_x86();
}
void rgb32to24(const uint8_t *src, uint8_t *dst, int src_size)
{
- int i;
- int num_pixels = src_size >> 2;
- for (i=0; i<num_pixels; i++) {
+ int i, num_pixels = src_size >> 2;
+
+ for (i = 0; i < num_pixels; i++) {
#if HAVE_BIGENDIAN
/* RGB32 (= A,B,G,R) -> BGR24 (= B,G,R) */
- dst[3*i + 0] = src[4*i + 1];
- dst[3*i + 1] = src[4*i + 2];
- dst[3*i + 2] = src[4*i + 3];
+ dst[3 * i + 0] = src[4 * i + 1];
+ dst[3 * i + 1] = src[4 * i + 2];
+ dst[3 * i + 2] = src[4 * i + 3];
#else
- dst[3*i + 0] = src[4*i + 2];
- dst[3*i + 1] = src[4*i + 1];
- dst[3*i + 2] = src[4*i + 0];
+ dst[3 * i + 0] = src[4 * i + 2];
+ dst[3 * i + 1] = src[4 * i + 1];
+ dst[3 * i + 2] = src[4 * i + 0];
#endif
}
}
void rgb24to32(const uint8_t *src, uint8_t *dst, int src_size)
{
int i;
- for (i=0; 3*i<src_size; i++) {
+
+ for (i = 0; 3 * i < src_size; i++) {
#if HAVE_BIGENDIAN
- /* RGB24 (= R,G,B) -> BGR32 (= A,R,G,B) */
- dst[4*i + 0] = 255;
- dst[4*i + 1] = src[3*i + 0];
- dst[4*i + 2] = src[3*i + 1];
- dst[4*i + 3] = src[3*i + 2];
+ /* RGB24 (= R, G, B) -> BGR32 (= A, R, G, B) */
+ dst[4 * i + 0] = 255;
+ dst[4 * i + 1] = src[3 * i + 0];
+ dst[4 * i + 2] = src[3 * i + 1];
+ dst[4 * i + 3] = src[3 * i + 2];
#else
- dst[4*i + 0] = src[3*i + 2];
- dst[4*i + 1] = src[3*i + 1];
- dst[4*i + 2] = src[3*i + 0];
- dst[4*i + 3] = 255;
+ dst[4 * i + 0] = src[3 * i + 2];
+ dst[4 * i + 1] = src[3 * i + 1];
+ dst[4 * i + 2] = src[3 * i + 0];
+ dst[4 * i + 3] = 255;
#endif
}
}
void rgb16tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
{
- const uint16_t *end;
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- end = s + src_size/2;
+ uint8_t *d = dst;
+ const uint16_t *s = (const uint16_t *)src;
+ const uint16_t *end = s + src_size / 2;
+
while (s < end) {
- register uint16_t bgr;
- bgr = *s++;
+ register uint16_t bgr = *s++;
#if HAVE_BIGENDIAN
*d++ = 255;
- *d++ = (bgr&0x1F)<<3;
- *d++ = (bgr&0x7E0)>>3;
- *d++ = (bgr&0xF800)>>8;
+ *d++ = (bgr & 0x1F) << 3;
+ *d++ = (bgr & 0x7E0) >> 3;
+ *d++ = (bgr & 0xF800) >> 8;
#else
- *d++ = (bgr&0xF800)>>8;
- *d++ = (bgr&0x7E0)>>3;
- *d++ = (bgr&0x1F)<<3;
+ *d++ = (bgr & 0xF800) >> 8;
+ *d++ = (bgr & 0x7E0) >> 3;
+ *d++ = (bgr & 0x1F) << 3;
*d++ = 255;
#endif
}
}
+void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size)
+{
+ uint16_t rgb, r, g, b;
+ uint16_t *d = (uint16_t *)dst;
+ const uint16_t *s = (const uint16_t *)src;
+ const uint16_t *end = s + src_size / 2;
+
+ while (s < end) {
+ rgb = *s++;
+ r = rgb & 0xF00;
+ g = rgb & 0x0F0;
+ b = rgb & 0x00F;
+ r = (r << 3) | ((r & 0x800) >> 1);
+ g = (g << 2) | ((g & 0x080) >> 2);
+ b = (b << 1) | ( b >> 3);
+ *d++ = r | g | b;
+ }
+}
+
void rgb16to24(const uint8_t *src, uint8_t *dst, int src_size)
{
- const uint16_t *end;
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- end = s + src_size/2;
+ uint8_t *d = dst;
+ const uint16_t *s = (const uint16_t *)src;
+ const uint16_t *end = s + src_size / 2;
+
while (s < end) {
- register uint16_t bgr;
- bgr = *s++;
- *d++ = (bgr&0xF800)>>8;
- *d++ = (bgr&0x7E0)>>3;
- *d++ = (bgr&0x1F)<<3;
+ register uint16_t bgr = *s++;
+ *d++ = (bgr & 0xF800) >> 8;
+ *d++ = (bgr & 0x7E0) >> 3;
+ *d++ = (bgr & 0x1F) << 3;
}
}
void rgb16tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
{
- int i;
- int num_pixels = src_size >> 1;
+ int i, num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++) {
- unsigned rgb = ((const uint16_t*)src)[i];
- ((uint16_t*)dst)[i] = (rgb>>11) | (rgb&0x7E0) | (rgb<<11);
+ for (i = 0; i < num_pixels; i++) {
+ unsigned rgb = ((const uint16_t *)src)[i];
+ ((uint16_t *)dst)[i] = (rgb >> 11) | (rgb & 0x7E0) | (rgb << 11);
}
}
void rgb16tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
{
- int i;
- int num_pixels = src_size >> 1;
+ int i, num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++) {
- unsigned rgb = ((const uint16_t*)src)[i];
- ((uint16_t*)dst)[i] = (rgb>>11) | ((rgb&0x7C0)>>1) | ((rgb&0x1F)<<10);
+ for (i = 0; i < num_pixels; i++) {
+ unsigned rgb = ((const uint16_t *)src)[i];
+ ((uint16_t *)dst)[i] = (rgb >> 11) | ((rgb & 0x7C0) >> 1) | ((rgb & 0x1F) << 10);
}
}
void rgb15tobgr32(const uint8_t *src, uint8_t *dst, int src_size)
{
- const uint16_t *end;
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- end = s + src_size/2;
+ uint8_t *d = dst;
+ const uint16_t *s = (const uint16_t *)src;
+ const uint16_t *end = s + src_size / 2;
+
while (s < end) {
- register uint16_t bgr;
- bgr = *s++;
+ register uint16_t bgr = *s++;
#if HAVE_BIGENDIAN
*d++ = 255;
- *d++ = (bgr&0x1F)<<3;
- *d++ = (bgr&0x3E0)>>2;
- *d++ = (bgr&0x7C00)>>7;
+ *d++ = (bgr & 0x1F) << 3;
+ *d++ = (bgr & 0x3E0) >> 2;
+ *d++ = (bgr & 0x7C00) >> 7;
#else
- *d++ = (bgr&0x7C00)>>7;
- *d++ = (bgr&0x3E0)>>2;
- *d++ = (bgr&0x1F)<<3;
+ *d++ = (bgr & 0x7C00) >> 7;
+ *d++ = (bgr & 0x3E0) >> 2;
+ *d++ = (bgr & 0x1F) << 3;
*d++ = 255;
#endif
}
void rgb15to24(const uint8_t *src, uint8_t *dst, int src_size)
{
- const uint16_t *end;
- uint8_t *d = dst;
- const uint16_t *s = (const uint16_t *)src;
- end = s + src_size/2;
+ uint8_t *d = dst;
+ const uint16_t *s = (const uint16_t *)src;
+ const uint16_t *end = s + src_size / 2;
+
while (s < end) {
- register uint16_t bgr;
- bgr = *s++;
- *d++ = (bgr&0x7C00)>>7;
- *d++ = (bgr&0x3E0)>>2;
- *d++ = (bgr&0x1F)<<3;
+ register uint16_t bgr = *s++;
+ *d++ = (bgr & 0x7C00) >> 7;
+ *d++ = (bgr & 0x3E0) >> 2;
+ *d++ = (bgr & 0x1F) << 3;
}
}
void rgb15tobgr16(const uint8_t *src, uint8_t *dst, int src_size)
{
- int i;
- int num_pixels = src_size >> 1;
+ int i, num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++) {
- unsigned rgb = ((const uint16_t*)src)[i];
- ((uint16_t*)dst)[i] = ((rgb&0x7C00)>>10) | ((rgb&0x3E0)<<1) | (rgb<<11);
+ for (i = 0; i < num_pixels; i++) {
+ unsigned rgb = ((const uint16_t *)src)[i];
+ ((uint16_t *)dst)[i] = ((rgb & 0x7C00) >> 10) | ((rgb & 0x3E0) << 1) | (rgb << 11);
}
}
void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size)
{
- int i;
- int num_pixels = src_size >> 1;
+ int i, num_pixels = src_size >> 1;
+
+ for (i = 0; i < num_pixels; i++) {
+ unsigned rgb = ((const uint16_t *)src)[i];
+ unsigned br = rgb & 0x7C1F;
+ ((uint16_t *)dst)[i] = (br >> 10) | (rgb & 0x3E0) | (br << 10);
+ }
+}
+
+void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size)
+{
+ uint16_t *d = (uint16_t *)dst;
+ uint16_t *s = (uint16_t *)src;
+ int i, num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++) {
- unsigned br;
- unsigned rgb = ((const uint16_t*)src)[i];
- br = rgb&0x7c1F;
- ((uint16_t*)dst)[i] = (br>>10) | (rgb&0x3E0) | (br<<10);
+ for (i = 0; i < num_pixels; i++) {
+ unsigned rgb = s[i];
+ d[i] = (rgb << 8 | rgb & 0xF0 | rgb >> 8) & 0xFFF;
}
}
void bgr8torgb8(const uint8_t *src, uint8_t *dst, int src_size)
{
- int i;
- int num_pixels = src_size;
- for (i=0; i<num_pixels; i++) {
- unsigned b,g,r;
- register uint8_t rgb;
- rgb = src[i];
- r = (rgb&0x07);
- g = (rgb&0x38)>>3;
- b = (rgb&0xC0)>>6;
- dst[i] = ((b<<1)&0x07) | ((g&0x07)<<3) | ((r&0x03)<<6);
+ int i, num_pixels = src_size;
+
+ for (i = 0; i < num_pixels; i++) {
+ register uint8_t rgb = src[i];
+ unsigned r = (rgb & 0x07);
+ unsigned g = (rgb & 0x38) >> 3;
+ unsigned b = (rgb & 0xC0) >> 6;
+ dst[i] = ((b << 1) & 0x07) | ((g & 0x07) << 3) | ((r & 0x03) << 6);
}
}
#define DEFINE_SHUFFLE_BYTES(a, b, c, d) \
-void shuffle_bytes_##a##b##c##d(const uint8_t *src, uint8_t *dst, int src_size) \
+void shuffle_bytes_ ## a ## b ## c ## d(const uint8_t *src, \
+ uint8_t *dst, int src_size) \
{ \
- int i; \
+ int i; \
\
- for (i = 0; i < src_size; i+=4) { \
+ for (i = 0; i < src_size; i += 4) { \
dst[i + 0] = src[i + a]; \
dst[i + 1] = src[i + b]; \
dst[i + 2] = src[i + c]; \
} \
}
-DEFINE_SHUFFLE_BYTES(0, 3, 2, 1);
-DEFINE_SHUFFLE_BYTES(1, 2, 3, 0);
-DEFINE_SHUFFLE_BYTES(3, 0, 1, 2);
-DEFINE_SHUFFLE_BYTES(3, 2, 1, 0);
-
+DEFINE_SHUFFLE_BYTES(0, 3, 2, 1)
+DEFINE_SHUFFLE_BYTES(1, 2, 3, 0)
+DEFINE_SHUFFLE_BYTES(3, 0, 1, 2)
+DEFINE_SHUFFLE_BYTES(3, 2, 1, 0)
projects / ffmpeg / blobdiff