* Written by Nick Kurshev.
* palette & YUV & runtime CPU stuff by Michael (michaelni@gmx.at)
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with FFmpeg; if not, write to the Free Software
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * The C code (not assembly, MMX, ...) of this file can be used
- * under the LGPL license.
*/
#include <inttypes.h>
#include "config.h"
-#include "libavutil/x86_cpu.h"
#include "libavutil/bswap.h"
#include "rgb2rgb.h"
#include "swscale.h"
#include "swscale_internal.h"
-#define FAST_BGR2YV12 // use 7-bit instead of 15-bit coefficients
-
void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb24to16)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb24to15)(const uint8_t *src, uint8_t *dst, long src_size);
-void (*rgb32tobgr32)(const uint8_t *src, uint8_t *dst, long src_size);
+void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, long src_size);
void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, long src_size);
long lumStride, long chromStride, long srcStride);
void (*planar2x)(const uint8_t *src, uint8_t *dst, long width, long height,
long srcStride, long dstStride);
-void (*interleaveBytes)(uint8_t *src1, uint8_t *src2, uint8_t *dst,
+void (*interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst,
long width, long height, long src1Stride,
long src2Stride, long dstStride);
void (*vu9_to_vu12)(const uint8_t *src1, const uint8_t *src2,
long width, long height,
long srcStride1, long srcStride2,
long srcStride3, long dstStride);
-
-#if ARCH_X86 && CONFIG_GPL
-DECLARE_ASM_CONST(8, uint64_t, mmx_null) = 0x0000000000000000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mmx_one) = 0xFFFFFFFFFFFFFFFFULL;
-DECLARE_ASM_CONST(8, uint64_t, mask32b) = 0x000000FF000000FFULL;
-DECLARE_ASM_CONST(8, uint64_t, mask32g) = 0x0000FF000000FF00ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask32r) = 0x00FF000000FF0000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask32) = 0x00FFFFFF00FFFFFFULL;
-DECLARE_ASM_CONST(8, uint64_t, mask3216br) = 0x00F800F800F800F8ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask3216g) = 0x0000FC000000FC00ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask3215g) = 0x0000F8000000F800ULL;
-DECLARE_ASM_CONST(8, uint64_t, mul3216) = 0x2000000420000004ULL;
-DECLARE_ASM_CONST(8, uint64_t, mul3215) = 0x2000000820000008ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24b) = 0x00FF0000FF0000FFULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24g) = 0xFF0000FF0000FF00ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24r) = 0x0000FF0000FF0000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24l) = 0x0000000000FFFFFFULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24h) = 0x0000FFFFFF000000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24hh) = 0xffff000000000000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24hhh) = 0xffffffff00000000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask24hhhh) = 0xffffffffffff0000ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask15b) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */
-DECLARE_ASM_CONST(8, uint64_t, mask15rg) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */
-DECLARE_ASM_CONST(8, uint64_t, mask15s) = 0xFFE0FFE0FFE0FFE0ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask15g) = 0x03E003E003E003E0ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask15r) = 0x7C007C007C007C00ULL;
-#define mask16b mask15b
-DECLARE_ASM_CONST(8, uint64_t, mask16g) = 0x07E007E007E007E0ULL;
-DECLARE_ASM_CONST(8, uint64_t, mask16r) = 0xF800F800F800F800ULL;
-DECLARE_ASM_CONST(8, uint64_t, red_16mask) = 0x0000f8000000f800ULL;
-DECLARE_ASM_CONST(8, uint64_t, green_16mask) = 0x000007e0000007e0ULL;
-DECLARE_ASM_CONST(8, uint64_t, blue_16mask) = 0x0000001f0000001fULL;
-DECLARE_ASM_CONST(8, uint64_t, red_15mask) = 0x00007c0000007c00ULL;
-DECLARE_ASM_CONST(8, uint64_t, green_15mask) = 0x000003e0000003e0ULL;
-DECLARE_ASM_CONST(8, uint64_t, blue_15mask) = 0x0000001f0000001fULL;
-#endif /* ARCH_X86 */
+void (*uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
+ long width, long height,
+ long lumStride, long chromStride, long srcStride);
+void (*uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
+ long width, long height,
+ long lumStride, long chromStride, long srcStride);
+void (*yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
+ long width, long height,
+ long lumStride, long chromStride, long srcStride);
+void (*yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
+ long width, long height,
+ long lumStride, long chromStride, long srcStride);
#define RGB2YUV_SHIFT 8
#define BY ((int)( 0.098*(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))
-//Note: We have C, MMX, MMX2, 3DNOW versions, there is no 3DNOW + MMX2 one.
//plain C versions
-#undef HAVE_MMX
-#undef HAVE_MMX2
-#undef HAVE_AMD3DNOW
-#undef HAVE_SSE2
-#define HAVE_MMX 0
-#define HAVE_MMX2 0
-#define HAVE_AMD3DNOW 0
-#define HAVE_SSE2 0
-#define RENAME(a) a ## _C
#include "rgb2rgb_template.c"
-#if ARCH_X86 && CONFIG_GPL
-
-//MMX versions
-#undef RENAME
-#undef HAVE_MMX
-#define HAVE_MMX 1
-#define RENAME(a) a ## _MMX
-#include "rgb2rgb_template.c"
-
-//MMX2 versions
-#undef RENAME
-#undef HAVE_MMX2
-#define HAVE_MMX2 1
-#define RENAME(a) a ## _MMX2
-#include "rgb2rgb_template.c"
-
-//3DNOW versions
-#undef RENAME
-#undef HAVE_MMX2
-#undef HAVE_AMD3DNOW
-#define HAVE_MMX2 0
-#define HAVE_AMD3DNOW 1
-#define RENAME(a) a ## _3DNOW
-#include "rgb2rgb_template.c"
-
-#endif //ARCH_X86 || ARCH_X86_64
/*
RGB15->RGB16 original by Strepto/Astral
32-bit C version, and and&add trick by Michael Niedermayer
*/
-void sws_rgb2rgb_init(int flags){
-#if (HAVE_MMX2 || HAVE_AMD3DNOW || HAVE_MMX) && CONFIG_GPL
- if (flags & SWS_CPU_CAPS_MMX2)
- rgb2rgb_init_MMX2();
- else if (flags & SWS_CPU_CAPS_3DNOW)
- rgb2rgb_init_3DNOW();
- else if (flags & SWS_CPU_CAPS_MMX)
- rgb2rgb_init_MMX();
- else
-#endif /* HAVE_MMX2 || HAVE_AMD3DNOW || HAVE_MMX */
- rgb2rgb_init_C();
-}
-
-/**
- * Convert the palette to the same packet 32-bit format as the palette
- */
-void palette8topacked32(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
-{
- long i;
-
- for (i=0; i<num_pixels; i++)
- ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]];
-}
-
-/**
- * Palette format: ABCD -> dst format: ABC
- */
-void palette8topacked24(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
-{
- long i;
-
- for (i=0; i<num_pixels; i++)
- {
- //FIXME slow?
- dst[0]= palette[src[i]*4+0];
- dst[1]= palette[src[i]*4+1];
- dst[2]= palette[src[i]*4+2];
- dst+= 3;
- }
-}
-
-/**
- * Palette is assumed to contain BGR16, see rgb32to16 to convert the palette.
- */
-void palette8torgb16(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
-{
- long i;
- for (i=0; i<num_pixels; i++)
- ((uint16_t *)dst)[i] = ((const uint16_t *)palette)[src[i]];
-}
-void palette8tobgr16(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
+void sws_rgb2rgb_init(void)
{
- long i;
- for (i=0; i<num_pixels; i++)
- ((uint16_t *)dst)[i] = bswap_16(((const uint16_t *)palette)[src[i]]);
-}
-
-/**
- * Palette is assumed to contain BGR15, see rgb32to15 to convert the palette.
- */
-void palette8torgb15(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
-{
- long i;
- for (i=0; i<num_pixels; i++)
- ((uint16_t *)dst)[i] = ((const uint16_t *)palette)[src[i]];
-}
-void palette8tobgr15(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette)
-{
- long i;
- for (i=0; i<num_pixels; i++)
- ((uint16_t *)dst)[i] = bswap_16(((const uint16_t *)palette)[src[i]]);
+ rgb2rgb_init_c();
+ if (HAVE_MMX)
+ rgb2rgb_init_x86();
}
void rgb32to24(const uint8_t *src, uint8_t *dst, long src_size)
{
long i;
long num_pixels = src_size >> 2;
- for (i=0; i<num_pixels; i++)
- {
- #ifdef WORDS_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];
- #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];
- #endif
+ 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];
+#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];
+#endif
}
}
void rgb24to32(const uint8_t *src, uint8_t *dst, long src_size)
{
long i;
- for (i=0; 3*i<src_size; i++)
- {
- #ifdef WORDS_BIGENDIAN
- /* RGB24 (= R,G,B) -> BGR32 (= A,R,G,B) */
- dst[4*i + 0] = 0;
- 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] = 0;
- #endif
+ 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];
+#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;
+#endif
}
}
uint8_t *d = dst;
const uint16_t *s = (const uint16_t *)src;
end = s + src_size/2;
- while (s < end)
- {
+ while (s < end) {
register uint16_t bgr;
bgr = *s++;
- #ifdef WORDS_BIGENDIAN
- *d++ = 0;
- *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++ = 0;
- #endif
+#if HAVE_BIGENDIAN
+ *d++ = 255;
+ *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++ = 255;
+#endif
}
}
uint8_t *d = dst;
const uint16_t *s = (const uint16_t *)src;
end = s + src_size/2;
- while (s < end)
- {
+ while (s < end) {
register uint16_t bgr;
bgr = *s++;
*d++ = (bgr&0xF800)>>8;
long i;
long num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++)
- {
+ for (i=0; i<num_pixels; i++) {
unsigned rgb = ((const uint16_t*)src)[i];
((uint16_t*)dst)[i] = (rgb>>11) | (rgb&0x7E0) | (rgb<<11);
}
long i;
long num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++)
- {
+ 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);
}
uint8_t *d = dst;
const uint16_t *s = (const uint16_t *)src;
end = s + src_size/2;
- while (s < end)
- {
+ while (s < end) {
register uint16_t bgr;
bgr = *s++;
- #ifdef WORDS_BIGENDIAN
- *d++ = 0;
- *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++ = 0;
- #endif
+#if HAVE_BIGENDIAN
+ *d++ = 255;
+ *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++ = 255;
+#endif
}
}
uint8_t *d = dst;
const uint16_t *s = (const uint16_t *)src;
end = s + src_size/2;
- while (s < end)
- {
+ while (s < end) {
register uint16_t bgr;
bgr = *s++;
*d++ = (bgr&0x7C00)>>7;
long i;
long num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++)
- {
+ 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);
}
long i;
long num_pixels = src_size >> 1;
- for (i=0; i<num_pixels; i++)
- {
+ for (i=0; i<num_pixels; i++) {
unsigned br;
unsigned rgb = ((const uint16_t*)src)[i];
br = rgb&0x7c1F;
{
long i;
long num_pixels = src_size;
- for (i=0; i<num_pixels; i++)
- {
+ for (i=0; i<num_pixels; i++) {
unsigned b,g,r;
register uint8_t rgb;
rgb = src[i];
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, long src_size) \
+{ \
+ long i; \
+ \
+ 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]; \
+ dst[i + 3] = src[i + d]; \
+ } \
+}
+
+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