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-rw-r--r--libavcodec/imgconvert.c1492
1 files changed, 0 insertions, 1492 deletions
diff --git a/libavcodec/imgconvert.c b/libavcodec/imgconvert.c
index f76e1f06e0..432a8d003f 100644
--- a/libavcodec/imgconvert.c
+++ b/libavcodec/imgconvert.c
@@ -1033,357 +1033,6 @@ void av_picture_copy(AVPicture *dst, const AVPicture *src,
}
}
-/* XXX: totally non optimized */
-
-static void yuyv422_to_yuv420p(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
-
- for(;height >= 1; height -= 2) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[0];
- cb[0] = p[1];
- lum[1] = p[2];
- cr[0] = p[3];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- if (w) {
- lum[0] = p[0];
- cb[0] = p[1];
- cr[0] = p[3];
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- if (height>1) {
- p = p1;
- lum = lum1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[0];
- lum[1] = p[2];
- p += 4;
- lum += 2;
- }
- if (w) {
- lum[0] = p[0];
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- }
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-static void uyvy422_to_yuv420p(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
-
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
-
- for(;height >= 1; height -= 2) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[1];
- cb[0] = p[0];
- lum[1] = p[3];
- cr[0] = p[2];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- if (w) {
- lum[0] = p[1];
- cb[0] = p[0];
- cr[0] = p[2];
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- if (height>1) {
- p = p1;
- lum = lum1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[1];
- lum[1] = p[3];
- p += 4;
- lum += 2;
- }
- if (w) {
- lum[0] = p[1];
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- }
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-
-static void uyvy422_to_yuv422p(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[1];
- cb[0] = p[0];
- lum[1] = p[3];
- cr[0] = p[2];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-
-static void yuyv422_to_yuv422p(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- lum[0] = p[0];
- cb[0] = p[1];
- lum[1] = p[2];
- cr[0] = p[3];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-static void yuv422p_to_yuyv422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- uint8_t *p, *p1;
- const uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = dst->data[0];
- lum1 = src->data[0];
- cb1 = src->data[1];
- cr1 = src->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- p[0] = lum[0];
- p[1] = cb[0];
- p[2] = lum[1];
- p[3] = cr[0];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += dst->linesize[0];
- lum1 += src->linesize[0];
- cb1 += src->linesize[1];
- cr1 += src->linesize[2];
- }
-}
-
-static void yuv422p_to_uyvy422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- uint8_t *p, *p1;
- const uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = dst->data[0];
- lum1 = src->data[0];
- cb1 = src->data[1];
- cr1 = src->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 2; w -= 2) {
- p[1] = lum[0];
- p[0] = cb[0];
- p[3] = lum[1];
- p[2] = cr[0];
- p += 4;
- lum += 2;
- cb++;
- cr++;
- }
- p1 += dst->linesize[0];
- lum1 += src->linesize[0];
- cb1 += src->linesize[1];
- cr1 += src->linesize[2];
- }
-}
-
-static void uyyvyy411_to_yuv411p(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- const uint8_t *p, *p1;
- uint8_t *lum, *cr, *cb, *lum1, *cr1, *cb1;
- int w;
-
- p1 = src->data[0];
- lum1 = dst->data[0];
- cb1 = dst->data[1];
- cr1 = dst->data[2];
- for(;height > 0; height--) {
- p = p1;
- lum = lum1;
- cb = cb1;
- cr = cr1;
- for(w = width; w >= 4; w -= 4) {
- cb[0] = p[0];
- lum[0] = p[1];
- lum[1] = p[2];
- cr[0] = p[3];
- lum[2] = p[4];
- lum[3] = p[5];
- p += 6;
- lum += 4;
- cb++;
- cr++;
- }
- p1 += src->linesize[0];
- lum1 += dst->linesize[0];
- cb1 += dst->linesize[1];
- cr1 += dst->linesize[2];
- }
-}
-
-
-static void yuv420p_to_yuyv422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int w, h;
- uint8_t *line1, *line2, *linesrc = dst->data[0];
- uint8_t *lum1, *lum2, *lumsrc = src->data[0];
- uint8_t *cb1, *cb2 = src->data[1];
- uint8_t *cr1, *cr2 = src->data[2];
-
- for(h = height / 2; h--;) {
- line1 = linesrc;
- line2 = linesrc + dst->linesize[0];
-
- lum1 = lumsrc;
- lum2 = lumsrc + src->linesize[0];
-
- cb1 = cb2;
- cr1 = cr2;
-
- for(w = width / 2; w--;) {
- *line1++ = *lum1++; *line2++ = *lum2++;
- *line1++ = *line2++ = *cb1++;
- *line1++ = *lum1++; *line2++ = *lum2++;
- *line1++ = *line2++ = *cr1++;
- }
-
- linesrc += dst->linesize[0] * 2;
- lumsrc += src->linesize[0] * 2;
- cb2 += src->linesize[1];
- cr2 += src->linesize[2];
- }
-}
-
-static void yuv420p_to_uyvy422(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int w, h;
- uint8_t *line1, *line2, *linesrc = dst->data[0];
- uint8_t *lum1, *lum2, *lumsrc = src->data[0];
- uint8_t *cb1, *cb2 = src->data[1];
- uint8_t *cr1, *cr2 = src->data[2];
-
- for(h = height / 2; h--;) {
- line1 = linesrc;
- line2 = linesrc + dst->linesize[0];
-
- lum1 = lumsrc;
- lum2 = lumsrc + src->linesize[0];
-
- cb1 = cb2;
- cr1 = cr2;
-
- for(w = width / 2; w--;) {
- *line1++ = *line2++ = *cb1++;
- *line1++ = *lum1++; *line2++ = *lum2++;
- *line1++ = *line2++ = *cr1++;
- *line1++ = *lum1++; *line2++ = *lum2++;
- }
-
- linesrc += dst->linesize[0] * 2;
- lumsrc += src->linesize[0] * 2;
- cb2 += src->linesize[1];
- cr2 += src->linesize[2];
- }
-}
-
/* 2x2 -> 1x1 */
void ff_shrink22(uint8_t *dst, int dst_wrap,
const uint8_t *src, int src_wrap,
@@ -1470,622 +1119,6 @@ void ff_shrink88(uint8_t *dst, int dst_wrap,
}
}
-/* XXX: add jpeg quantize code */
-
-#define TRANSP_INDEX (6*6*6)
-
-/* this is maybe slow, but allows for extensions */
-static inline unsigned char gif_clut_index(uint8_t r, uint8_t g, uint8_t b)
-{
- return (((r) / 47) % 6) * 6 * 6 + (((g) / 47) % 6) * 6 + (((b) / 47) % 6);
-}
-
-static void build_rgb_palette(uint8_t *palette, int has_alpha)
-{
- uint32_t *pal;
- static const uint8_t pal_value[6] = { 0x00, 0x33, 0x66, 0x99, 0xcc, 0xff };
- int i, r, g, b;
-
- pal = (uint32_t *)palette;
- i = 0;
- for(r = 0; r < 6; r++) {
- for(g = 0; g < 6; g++) {
- for(b = 0; b < 6; b++) {
- pal[i++] = (0xff << 24) | (pal_value[r] << 16) |
- (pal_value[g] << 8) | pal_value[b];
- }
- }
- }
- if (has_alpha)
- pal[i++] = 0;
- while (i < 256)
- pal[i++] = 0xff000000;
-}
-
-/* copy bit n to bits 0 ... n - 1 */
-static inline unsigned int bitcopy_n(unsigned int a, int n)
-{
- int mask;
- mask = (1 << n) - 1;
- return (a & (0xff & ~mask)) | ((-((a >> n) & 1)) & mask);
-}
-
-/* rgb555 handling */
-
-#define RGB_NAME rgb555
-
-#define RGB_IN(r, g, b, s)\
-{\
- unsigned int v = ((const uint16_t *)(s))[0];\
- r = bitcopy_n(v >> (10 - 3), 3);\
- g = bitcopy_n(v >> (5 - 3), 3);\
- b = bitcopy_n(v << 3, 3);\
-}
-
-
-#define RGB_OUT(d, r, g, b)\
-{\
- ((uint16_t *)(d))[0] = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);\
-}
-
-#define BPP 2
-
-#include "imgconvert_template.c"
-
-/* rgb565 handling */
-
-#define RGB_NAME rgb565
-
-#define RGB_IN(r, g, b, s)\
-{\
- unsigned int v = ((const uint16_t *)(s))[0];\
- r = bitcopy_n(v >> (11 - 3), 3);\
- g = bitcopy_n(v >> (5 - 2), 2);\
- b = bitcopy_n(v << 3, 3);\
-}
-
-#define RGB_OUT(d, r, g, b)\
-{\
- ((uint16_t *)(d))[0] = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);\
-}
-
-#define BPP 2
-
-#include "imgconvert_template.c"
-
-/* bgr24 handling */
-
-#define RGB_NAME bgr24
-
-#define RGB_IN(r, g, b, s)\
-{\
- b = (s)[0];\
- g = (s)[1];\
- r = (s)[2];\
-}
-
-#define RGB_OUT(d, r, g, b)\
-{\
- (d)[0] = b;\
- (d)[1] = g;\
- (d)[2] = r;\
-}
-
-#define BPP 3
-
-#include "imgconvert_template.c"
-
-#undef RGB_IN
-#undef RGB_OUT
-#undef BPP
-
-/* rgb24 handling */
-
-#define RGB_NAME rgb24
-#define FMT_RGB24
-
-#define RGB_IN(r, g, b, s)\
-{\
- r = (s)[0];\
- g = (s)[1];\
- b = (s)[2];\
-}
-
-#define RGB_OUT(d, r, g, b)\
-{\
- (d)[0] = r;\
- (d)[1] = g;\
- (d)[2] = b;\
-}
-
-#define BPP 3
-
-#include "imgconvert_template.c"
-
-/* rgb32 handling */
-
-#define RGB_NAME rgb32
-#define FMT_RGB32
-
-#define RGB_IN(r, g, b, s)\
-{\
- unsigned int v = ((const uint32_t *)(s))[0];\
- r = (v >> 16) & 0xff;\
- g = (v >> 8) & 0xff;\
- b = v & 0xff;\
-}
-
-#define RGBA_IN(r, g, b, a, s)\
-{\
- unsigned int v = ((const uint32_t *)(s))[0];\
- a = (v >> 24) & 0xff;\
- r = (v >> 16) & 0xff;\
- g = (v >> 8) & 0xff;\
- b = v & 0xff;\
-}
-
-#define RGBA_OUT(d, r, g, b, a)\
-{\
- ((uint32_t *)(d))[0] = (a << 24) | (r << 16) | (g << 8) | b;\
-}
-
-#define BPP 4
-
-#include "imgconvert_template.c"
-
-static void mono_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height, int xor_mask)
-{
- const unsigned char *p;
- unsigned char *q;
- int v, dst_wrap, src_wrap;
- int y, w;
-
- p = src->data[0];
- src_wrap = src->linesize[0] - ((width + 7) >> 3);
-
- q = dst->data[0];
- dst_wrap = dst->linesize[0] - width;
- for(y=0;y<height;y++) {
- w = width;
- while (w >= 8) {
- v = *p++ ^ xor_mask;
- q[0] = -(v >> 7);
- q[1] = -((v >> 6) & 1);
- q[2] = -((v >> 5) & 1);
- q[3] = -((v >> 4) & 1);
- q[4] = -((v >> 3) & 1);
- q[5] = -((v >> 2) & 1);
- q[6] = -((v >> 1) & 1);
- q[7] = -((v >> 0) & 1);
- w -= 8;
- q += 8;
- }
- if (w > 0) {
- v = *p++ ^ xor_mask;
- do {
- q[0] = -((v >> 7) & 1);
- q++;
- v <<= 1;
- } while (--w);
- }
- p += src_wrap;
- q += dst_wrap;
- }
-}
-
-static void monowhite_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- mono_to_gray(dst, src, width, height, 0xff);
-}
-
-static void monoblack_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- mono_to_gray(dst, src, width, height, 0x00);
-}
-
-static void gray_to_mono(AVPicture *dst, const AVPicture *src,
- int width, int height, int xor_mask)
-{
- int n;
- const uint8_t *s;
- uint8_t *d;
- int j, b, v, n1, src_wrap, dst_wrap, y;
-
- s = src->data[0];
- src_wrap = src->linesize[0] - width;
-
- d = dst->data[0];
- dst_wrap = dst->linesize[0] - ((width + 7) >> 3);
-
- for(y=0;y<height;y++) {
- n = width;
- while (n >= 8) {
- v = 0;
- for(j=0;j<8;j++) {
- b = s[0];
- s++;
- v = (v << 1) | (b >> 7);
- }
- d[0] = v ^ xor_mask;
- d++;
- n -= 8;
- }
- if (n > 0) {
- n1 = n;
- v = 0;
- while (n > 0) {
- b = s[0];
- s++;
- v = (v << 1) | (b >> 7);
- n--;
- }
- d[0] = (v << (8 - (n1 & 7))) ^ xor_mask;
- d++;
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-static void gray_to_monowhite(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- gray_to_mono(dst, src, width, height, 0xff);
-}
-
-static void gray_to_monoblack(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- gray_to_mono(dst, src, width, height, 0x00);
-}
-
-static void gray_to_gray16(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int x, y, src_wrap, dst_wrap;
- uint8_t *s, *d;
- s = src->data[0];
- src_wrap = src->linesize[0] - width;
- d = dst->data[0];
- dst_wrap = dst->linesize[0] - width * 2;
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- *d++ = *s;
- *d++ = *s++;
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-static void gray16_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int x, y, src_wrap, dst_wrap;
- uint8_t *s, *d;
- s = src->data[0];
- src_wrap = src->linesize[0] - width * 2;
- d = dst->data[0];
- dst_wrap = dst->linesize[0] - width;
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- *d++ = *s;
- s += 2;
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-static void gray16be_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- gray16_to_gray(dst, src, width, height);
-}
-
-static void gray16le_to_gray(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- AVPicture tmpsrc = *src;
- tmpsrc.data[0]++;
- gray16_to_gray(dst, &tmpsrc, width, height);
-}
-
-static void gray16_to_gray16(AVPicture *dst, const AVPicture *src,
- int width, int height)
-{
- int x, y, src_wrap, dst_wrap;
- uint16_t *s, *d;
- s = (uint16_t*)src->data[0];
- src_wrap = (src->linesize[0] - width * 2)/2;
- d = (uint16_t*)dst->data[0];
- dst_wrap = (dst->linesize[0] - width * 2)/2;
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- *d++ = bswap_16(*s++);
- }
- s += src_wrap;
- d += dst_wrap;
- }
-}
-
-
-typedef struct ConvertEntry {
- void (*convert)(AVPicture *dst,
- const AVPicture *src, int width, int height);
-} ConvertEntry;
-
-/* Add each new conversion function in this table. In order to be able
- to convert from any format to any format, the following constraints
- must be satisfied:
-
- - all FF_COLOR_RGB formats must convert to and from PIX_FMT_RGB24
-
- - all FF_COLOR_GRAY formats must convert to and from PIX_FMT_GRAY8
-
- - all FF_COLOR_RGB formats with alpha must convert to and from PIX_FMT_RGB32
-
- - PIX_FMT_YUV444P and PIX_FMT_YUVJ444P must convert to and from
- PIX_FMT_RGB24.
-
- - PIX_FMT_422 must convert to and from PIX_FMT_422P.
-
- The other conversion functions are just optimizations for common cases.
-*/
-static const ConvertEntry convert_table[PIX_FMT_NB][PIX_FMT_NB] = {
- [PIX_FMT_YUV420P] = {
- [PIX_FMT_YUYV422] = {
- .convert = yuv420p_to_yuyv422,
- },
- [PIX_FMT_RGB555] = {
- .convert = yuv420p_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = yuv420p_to_rgb565
- },
- [PIX_FMT_BGR24] = {
- .convert = yuv420p_to_bgr24
- },
- [PIX_FMT_RGB24] = {
- .convert = yuv420p_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = yuv420p_to_rgb32
- },
- [PIX_FMT_UYVY422] = {
- .convert = yuv420p_to_uyvy422,
- },
- },
- [PIX_FMT_YUV422P] = {
- [PIX_FMT_YUYV422] = {
- .convert = yuv422p_to_yuyv422,
- },
- [PIX_FMT_UYVY422] = {
- .convert = yuv422p_to_uyvy422,
- },
- },
- [PIX_FMT_YUV444P] = {
- [PIX_FMT_RGB24] = {
- .convert = yuv444p_to_rgb24
- },
- },
- [PIX_FMT_YUVJ420P] = {
- [PIX_FMT_RGB555] = {
- .convert = yuvj420p_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = yuvj420p_to_rgb565
- },
- [PIX_FMT_BGR24] = {
- .convert = yuvj420p_to_bgr24
- },
- [PIX_FMT_RGB24] = {
- .convert = yuvj420p_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = yuvj420p_to_rgb32
- },
- },
- [PIX_FMT_YUVJ444P] = {
- [PIX_FMT_RGB24] = {
- .convert = yuvj444p_to_rgb24
- },
- },
- [PIX_FMT_YUYV422] = {
- [PIX_FMT_YUV420P] = {
- .convert = yuyv422_to_yuv420p,
- },
- [PIX_FMT_YUV422P] = {
- .convert = yuyv422_to_yuv422p,
- },
- },
- [PIX_FMT_UYVY422] = {
- [PIX_FMT_YUV420P] = {
- .convert = uyvy422_to_yuv420p,
- },
- [PIX_FMT_YUV422P] = {
- .convert = uyvy422_to_yuv422p,
- },
- },
- [PIX_FMT_RGB24] = {
- [PIX_FMT_YUV420P] = {
- .convert = rgb24_to_yuv420p
- },
- [PIX_FMT_RGB565] = {
- .convert = rgb24_to_rgb565
- },
- [PIX_FMT_RGB555] = {
- .convert = rgb24_to_rgb555
- },
- [PIX_FMT_RGB32] = {
- .convert = rgb24_to_rgb32
- },
- [PIX_FMT_BGR24] = {
- .convert = rgb24_to_bgr24
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb24_to_gray
- },
- [PIX_FMT_PAL8] = {
- .convert = rgb24_to_pal8
- },
- [PIX_FMT_YUV444P] = {
- .convert = rgb24_to_yuv444p
- },
- [PIX_FMT_YUVJ420P] = {
- .convert = rgb24_to_yuvj420p
- },
- [PIX_FMT_YUVJ444P] = {
- .convert = rgb24_to_yuvj444p
- },
- },
- [PIX_FMT_RGB32] = {
- [PIX_FMT_RGB24] = {
- .convert = rgb32_to_rgb24
- },
- [PIX_FMT_BGR24] = {
- .convert = rgb32_to_bgr24
- },
- [PIX_FMT_RGB565] = {
- .convert = rgb32_to_rgb565
- },
- [PIX_FMT_RGB555] = {
- .convert = rgb32_to_rgb555
- },
- [PIX_FMT_PAL8] = {
- .convert = rgb32_to_pal8
- },
- [PIX_FMT_YUV420P] = {
- .convert = rgb32_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb32_to_gray
- },
- },
- [PIX_FMT_BGR24] = {
- [PIX_FMT_RGB32] = {
- .convert = bgr24_to_rgb32
- },
- [PIX_FMT_RGB24] = {
- .convert = bgr24_to_rgb24
- },
- [PIX_FMT_YUV420P] = {
- .convert = bgr24_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = bgr24_to_gray
- },
- },
- [PIX_FMT_RGB555] = {
- [PIX_FMT_RGB24] = {
- .convert = rgb555_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = rgb555_to_rgb32
- },
- [PIX_FMT_YUV420P] = {
- .convert = rgb555_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb555_to_gray
- },
- },
- [PIX_FMT_RGB565] = {
- [PIX_FMT_RGB32] = {
- .convert = rgb565_to_rgb32
- },
- [PIX_FMT_RGB24] = {
- .convert = rgb565_to_rgb24
- },
- [PIX_FMT_YUV420P] = {
- .convert = rgb565_to_yuv420p
- },
- [PIX_FMT_GRAY8] = {
- .convert = rgb565_to_gray
- },
- },
- [PIX_FMT_GRAY16BE] = {
- [PIX_FMT_GRAY8] = {
- .convert = gray16be_to_gray
- },
- [PIX_FMT_GRAY16LE] = {
- .convert = gray16_to_gray16
- },
- },
- [PIX_FMT_GRAY16LE] = {
- [PIX_FMT_GRAY8] = {
- .convert = gray16le_to_gray
- },
- [PIX_FMT_GRAY16BE] = {
- .convert = gray16_to_gray16
- },
- },
- [PIX_FMT_GRAY8] = {
- [PIX_FMT_RGB555] = {
- .convert = gray_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = gray_to_rgb565
- },
- [PIX_FMT_RGB24] = {
- .convert = gray_to_rgb24
- },
- [PIX_FMT_BGR24] = {
- .convert = gray_to_bgr24
- },
- [PIX_FMT_RGB32] = {
- .convert = gray_to_rgb32
- },
- [PIX_FMT_MONOWHITE] = {
- .convert = gray_to_monowhite
- },
- [PIX_FMT_MONOBLACK] = {
- .convert = gray_to_monoblack
- },
- [PIX_FMT_GRAY16LE] = {
- .convert = gray_to_gray16
- },
- [PIX_FMT_GRAY16BE] = {
- .convert = gray_to_gray16
- },
- },
- [PIX_FMT_MONOWHITE] = {
- [PIX_FMT_GRAY8] = {
- .convert = monowhite_to_gray
- },
- },
- [PIX_FMT_MONOBLACK] = {
- [PIX_FMT_GRAY8] = {
- .convert = monoblack_to_gray
- },
- },
- [PIX_FMT_PAL8] = {
- [PIX_FMT_RGB555] = {
- .convert = pal8_to_rgb555
- },
- [PIX_FMT_RGB565] = {
- .convert = pal8_to_rgb565
- },
- [PIX_FMT_BGR24] = {
- .convert = pal8_to_bgr24
- },
- [PIX_FMT_RGB24] = {
- .convert = pal8_to_rgb24
- },
- [PIX_FMT_RGB32] = {
- .convert = pal8_to_rgb32
- },
- },
- [PIX_FMT_UYYVYY411] = {
- [PIX_FMT_YUV411P] = {
- .convert = uyyvyy411_to_yuv411p,
- },
- },
-
-};
int avpicture_alloc(AVPicture *picture,
int pix_fmt, int width, int height)
@@ -2204,528 +1237,6 @@ int av_picture_pad(AVPicture *dst, const AVPicture *src, int height, int width,
return 0;
}
-#if !CONFIG_SWSCALE
-static uint8_t y_ccir_to_jpeg[256];
-static uint8_t y_jpeg_to_ccir[256];
-static uint8_t c_ccir_to_jpeg[256];
-static uint8_t c_jpeg_to_ccir[256];
-
-/* init various conversion tables */
-static av_cold void img_convert_init(void)
-{
- int i;
- uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
-
- for(i = 0;i < 256; i++) {
- y_ccir_to_jpeg[i] = Y_CCIR_TO_JPEG(i);
- y_jpeg_to_ccir[i] = Y_JPEG_TO_CCIR(i);
- c_ccir_to_jpeg[i] = C_CCIR_TO_JPEG(i);
- c_jpeg_to_ccir[i] = C_JPEG_TO_CCIR(i);
- }
-}
-
-/* apply to each pixel the given table */
-static void img_apply_table(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height, const uint8_t *table1)
-{
- int n;
- const uint8_t *s;
- uint8_t *d;
- const uint8_t *table;
-
- table = table1;
- for(;height > 0; height--) {
- s = src;
- d = dst;
- n = width;
- while (n >= 4) {
- d[0] = table[s[0]];
- d[1] = table[s[1]];
- d[2] = table[s[2]];
- d[3] = table[s[3]];
- d += 4;
- s += 4;
- n -= 4;
- }
- while (n > 0) {
- d[0] = table[s[0]];
- d++;
- s++;
- n--;
- }
- dst += dst_wrap;
- src += src_wrap;
- }
-}
-
-/* XXX: use generic filter ? */
-/* XXX: in most cases, the sampling position is incorrect */
-
-/* 4x1 -> 1x1 */
-static void shrink41(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- const uint8_t *s;
- uint8_t *d;
-
- for(;height > 0; height--) {
- s = src;
- d = dst;
- for(w = width;w > 0; w--) {
- d[0] = (s[0] + s[1] + s[2] + s[3] + 2) >> 2;
- s += 4;
- d++;
- }
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 2x1 -> 1x1 */
-static void shrink21(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- const uint8_t *s;
- uint8_t *d;
-
- for(;height > 0; height--) {
- s = src;
- d = dst;
- for(w = width;w > 0; w--) {
- d[0] = (s[0] + s[1]) >> 1;
- s += 2;
- d++;
- }
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x2 -> 1x1 */
-static void shrink12(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w;
- uint8_t *d;
- const uint8_t *s1, *s2;
-
- for(;height > 0; height--) {
- s1 = src;
- s2 = s1 + src_wrap;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- d[0] = (s1[0] + s2[0]) >> 1;
- d[1] = (s1[1] + s2[1]) >> 1;
- d[2] = (s1[2] + s2[2]) >> 1;
- d[3] = (s1[3] + s2[3]) >> 1;
- s1 += 4;
- s2 += 4;
- d += 4;
- }
- for(;w > 0; w--) {
- d[0] = (s1[0] + s2[0]) >> 1;
- s1++;
- s2++;
- d++;
- }
- src += 2 * src_wrap;
- dst += dst_wrap;
- }
-}
-
-static void grow21_line(uint8_t *dst, const uint8_t *src,
- int width)
-{
- int w;
- const uint8_t *s1;
- uint8_t *d;
-
- s1 = src;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- d[1] = d[0] = s1[0];
- d[3] = d[2] = s1[1];
- s1 += 2;
- d += 4;
- }
- for(;w >= 2; w -= 2) {
- d[1] = d[0] = s1[0];
- s1 ++;
- d += 2;
- }
- /* only needed if width is not a multiple of two */
- /* XXX: veryfy that */
- if (w) {
- d[0] = s1[0];
- }
-}
-
-static void grow41_line(uint8_t *dst, const uint8_t *src,
- int width)
-{
- int w, v;
- const uint8_t *s1;
- uint8_t *d;
-
- s1 = src;
- d = dst;
- for(w = width;w >= 4; w-=4) {
- v = s1[0];
- d[0] = v;
- d[1] = v;
- d[2] = v;
- d[3] = v;
- s1 ++;
- d += 4;
- }
-}
-
-/* 1x1 -> 2x1 */
-static void grow21(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow21_line(dst, src, width);
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x1 -> 1x2 */
-static void grow12(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height-=2) {
- memcpy(dst, src, width);
- dst += dst_wrap;
- memcpy(dst, src, width);
- dst += dst_wrap;
- src += src_wrap;
- }
-}
-
-/* 1x1 -> 2x2 */
-static void grow22(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow21_line(dst, src, width);
- if (height%2)
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x1 -> 4x1 */
-static void grow41(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow41_line(dst, src, width);
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x1 -> 4x4 */
-static void grow44(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- for(;height > 0; height--) {
- grow41_line(dst, src, width);
- if ((height & 3) == 1)
- src += src_wrap;
- dst += dst_wrap;
- }
-}
-
-/* 1x2 -> 2x1 */
-static void conv411(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height)
-{
- int w, c;
- const uint8_t *s1, *s2;
- uint8_t *d;
-
- width>>=1;
-
- for(;height > 0; height--) {
- s1 = src;
- s2 = src + src_wrap;
- d = dst;
- for(w = width;w > 0; w--) {
- c = (s1[0] + s2[0]) >> 1;
- d[0] = c;
- d[1] = c;
- s1++;
- s2++;
- d += 2;
- }
- src += src_wrap * 2;
- dst += dst_wrap;
- }
-}
-
-/* XXX: always use linesize. Return -1 if not supported */
-int img_convert(AVPicture *dst, int dst_pix_fmt,
- const AVPicture *src, int src_pix_fmt,
- int src_width, int src_height)
-{
- static int initialized;
- int i, ret, dst_width, dst_height, int_pix_fmt;
- const PixFmtInfo *src_pix, *dst_pix;
- const ConvertEntry *ce;
- AVPicture tmp1, *tmp = &tmp1;
-
- if (src_pix_fmt < 0 || src_pix_fmt >= PIX_FMT_NB ||
- dst_pix_fmt < 0 || dst_pix_fmt >= PIX_FMT_NB)
- return -1;
- if (src_width <= 0 || src_height <= 0)
- return 0;
-
- if (!initialized) {
- initialized = 1;
- img_convert_init();
- }
-
- dst_width = src_width;
- dst_height = src_height;
-
- dst_pix = &pix_fmt_info[dst_pix_fmt];
- src_pix = &pix_fmt_info[src_pix_fmt];
- if (src_pix_fmt == dst_pix_fmt) {
- /* no conversion needed: just copy */
- av_picture_copy(dst, src, dst_pix_fmt, dst_width, dst_height);
- return 0;
- }
-
- ce = &convert_table[src_pix_fmt][dst_pix_fmt];
- if (ce->convert) {
- /* specific conversion routine */
- ce->convert(dst, src, dst_width, dst_height);
- return 0;
- }
-
- /* gray to YUV */
- if (is_yuv_planar(dst_pix) &&
- src_pix_fmt == PIX_FMT_GRAY8) {
- int w, h, y;
- uint8_t *d;
-
- if (dst_pix->color_type == FF_COLOR_YUV_JPEG) {
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height);
- } else {
- img_apply_table(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height,
- y_jpeg_to_ccir);
- }
- /* fill U and V with 128 */
- w = dst_width;
- h = dst_height;
- w >>= dst_pix->x_chroma_shift;
- h >>= dst_pix->y_chroma_shift;
- for(i = 1; i <= 2; i++) {
- d = dst->data[i];
- for(y = 0; y< h; y++) {
- memset(d, 128, w);
- d += dst->linesize[i];
- }
- }
- return 0;
- }
-
- /* YUV to gray */
- if (is_yuv_planar(src_pix) &&
- dst_pix_fmt == PIX_FMT_GRAY8) {
- if (src_pix->color_type == FF_COLOR_YUV_JPEG) {
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height);
- } else {
- img_apply_table(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height,
- y_ccir_to_jpeg);
- }
- return 0;
- }
-
- /* YUV to YUV planar */
- if (is_yuv_planar(dst_pix) && is_yuv_planar(src_pix)) {
- int x_shift, y_shift, w, h, xy_shift;
- void (*resize_func)(uint8_t *dst, int dst_wrap,
- const uint8_t *src, int src_wrap,
- int width, int height);
-
- /* compute chroma size of the smallest dimensions */
- w = dst_width;
- h = dst_height;
- if (dst_pix->x_chroma_shift >= src_pix->x_chroma_shift)
- w >>= dst_pix->x_chroma_shift;
- else
- w >>= src_pix->x_chroma_shift;
- if (dst_pix->y_chroma_shift >= src_pix->y_chroma_shift)
- h >>= dst_pix->y_chroma_shift;
- else
- h >>= src_pix->y_chroma_shift;
-
- x_shift = (dst_pix->x_chroma_shift - src_pix->x_chroma_shift);
- y_shift = (dst_pix->y_chroma_shift - src_pix->y_chroma_shift);
- xy_shift = ((x_shift & 0xf) << 4) | (y_shift & 0xf);
- /* there must be filters for conversion at least from and to
- YUV444 format */
- switch(xy_shift) {
- case 0x00:
- resize_func = ff_img_copy_plane;
- break;
- case 0x10:
- resize_func = shrink21;
- break;
- case 0x20:
- resize_func = shrink41;
- break;
- case 0x01:
- resize_func = shrink12;
- break;
- case 0x11:
- resize_func = ff_shrink22;
- break;
- case 0x22:
- resize_func = ff_shrink44;
- break;
- case 0xf0:
- resize_func = grow21;
- break;
- case 0x0f:
- resize_func = grow12;
- break;
- case 0xe0:
- resize_func = grow41;
- break;
- case 0xff:
- resize_func = grow22;
- break;
- case 0xee:
- resize_func = grow44;
- break;
- case 0xf1:
- resize_func = conv411;
- break;
- default:
- /* currently not handled */
- goto no_chroma_filter;
- }
-
- ff_img_copy_plane(dst->data[0], dst->linesize[0],
- src->data[0], src->linesize[0],
- dst_width, dst_height);
-
- for(i = 1;i <= 2; i++)
- resize_func(dst->data[i], dst->linesize[i],
- src->data[i], src->linesize[i],
- dst_width>>dst_pix->x_chroma_shift, dst_height>>dst_pix->y_chroma_shift);
- /* if yuv color space conversion is needed, we do it here on
- the destination image */
- if (dst_pix->color_type != src_pix->color_type) {
- const uint8_t *y_table, *c_table;
- if (dst_pix->color_type == FF_COLOR_YUV) {
- y_table = y_jpeg_to_ccir;
- c_table = c_jpeg_to_ccir;
- } else {
- y_table = y_ccir_to_jpeg;
- c_table = c_ccir_to_jpeg;
- }
- img_apply_table(dst->data[0], dst->linesize[0],
- dst->data[0], dst->linesize[0],
- dst_width, dst_height,
- y_table);
-
- for(i = 1;i <= 2; i++)
- img_apply_table(dst->data[i], dst->linesize[i],
- dst->data[i], dst->linesize[i],
- dst_width>>dst_pix->x_chroma_shift,
- dst_height>>dst_pix->y_chroma_shift,
- c_table);
- }
- return 0;
- }
- no_chroma_filter:
-
- /* try to use an intermediate format */
- if (src_pix_fmt == PIX_FMT_YUYV422 ||
- dst_pix_fmt == PIX_FMT_YUYV422) {
- /* specific case: convert to YUV422P first */
- int_pix_fmt = PIX_FMT_YUV422P;
- } else if (src_pix_fmt == PIX_FMT_UYVY422 ||
- dst_pix_fmt == PIX_FMT_UYVY422) {
- /* specific case: convert to YUV422P first */
- int_pix_fmt = PIX_FMT_YUV422P;
- } else if (src_pix_fmt == PIX_FMT_UYYVYY411 ||
- dst_pix_fmt == PIX_FMT_UYYVYY411) {
- /* specific case: convert to YUV411P first */
- int_pix_fmt = PIX_FMT_YUV411P;
- } else if ((src_pix->color_type == FF_COLOR_GRAY &&
- src_pix_fmt != PIX_FMT_GRAY8) ||
- (dst_pix->color_type == FF_COLOR_GRAY &&
- dst_pix_fmt != PIX_FMT_GRAY8)) {
- /* gray8 is the normalized format */
- int_pix_fmt = PIX_FMT_GRAY8;
- } else if ((is_yuv_planar(src_pix) &&
- src_pix_fmt != PIX_FMT_YUV444P &&
- src_pix_fmt != PIX_FMT_YUVJ444P)) {
- /* yuv444 is the normalized format */
- if (src_pix->color_type == FF_COLOR_YUV_JPEG)
- int_pix_fmt = PIX_FMT_YUVJ444P;
- else
- int_pix_fmt = PIX_FMT_YUV444P;
- } else if ((is_yuv_planar(dst_pix) &&
- dst_pix_fmt != PIX_FMT_YUV444P &&
- dst_pix_fmt != PIX_FMT_YUVJ444P)) {
- /* yuv444 is the normalized format */
- if (dst_pix->color_type == FF_COLOR_YUV_JPEG)
- int_pix_fmt = PIX_FMT_YUVJ444P;
- else
- int_pix_fmt = PIX_FMT_YUV444P;
- } else {
- /* the two formats are rgb or gray8 or yuv[j]444p */
- if (src_pix->is_alpha && dst_pix->is_alpha)
- int_pix_fmt = PIX_FMT_RGB32;
- else
- int_pix_fmt = PIX_FMT_RGB24;
- }
- if (src_pix_fmt == int_pix_fmt)
- return -1;
- if (avpicture_alloc(tmp, int_pix_fmt, dst_width, dst_height) < 0)
- return -1;
- ret = -1;
- if (img_convert(tmp, int_pix_fmt,
- src, src_pix_fmt, src_width, src_height) < 0)
- goto fail1;
- if (img_convert(dst, dst_pix_fmt,
- tmp, int_pix_fmt, dst_width, dst_height) < 0)
- goto fail1;
- ret = 0;
- fail1:
- avpicture_free(tmp);
- return ret;
-}
-#endif
-
/* NOTE: we scan all the pixels to have an exact information */
static int get_alpha_info_pal8(const AVPicture *src, int width, int height)
{
@@ -2763,9 +1274,6 @@ int img_get_alpha_info(const AVPicture *src,
if (!pf->is_alpha)
return 0;
switch(pix_fmt) {
- case PIX_FMT_RGB32:
- ret = get_alpha_info_rgb32(src, width, height);
- break;
case PIX_FMT_PAL8:
ret = get_alpha_info_pal8(src, width, height);
break;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-17 13:05:53 +0000