Remove old scaler.

Originally committed as revision 17786 to svn://svn.ffmpeg.org/ffmpeg/trunk

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;