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dsputil: Merge variable declarations and initializations

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This commit is contained in:
Diego Biurrun 2013-12-20 13:58:18 +01:00
parent bb12c2e9c0
commit 635ec127d4
2 changed files with 35 additions and 73 deletions
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105
libavcodec/dsputil.c
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@ -106,21 +106,18 @@ static const uint8_t idct_sse2_row_perm[8] = { 0, 4, 1, 5, 2, 6, 3, 7 };
av_cold void ff_init_scantable(uint8_t *permutation, ScanTable *st,
const uint8_t *src_scantable)
{
int i;
int end;
int i, end;
st->scantable = src_scantable;
for (i = 0; i < 64; i++) {
int j;
j = src_scantable[i];
int j = src_scantable[i];
st->permutated[i] = permutation[j];
}
end = -1;
for (i = 0; i < 64; i++) {
int j;
j = st->permutated[i];
int j = st->permutated[i];
if (j > end)
end = j;
st->raster_end[i] = end;
@ -165,9 +162,8 @@ av_cold void ff_init_scantable_permutation(uint8_t *idct_permutation,
static int pix_sum_c(uint8_t *pix, int line_size)
{
int s, i, j;
int s = 0, i, j;
s = 0;
for (i = 0; i < 16; i++) {
for (j = 0; j < 16; j += 8) {
s += pix[0];
@ -187,10 +183,9 @@ static int pix_sum_c(uint8_t *pix, int line_size)
static int pix_norm1_c(uint8_t *pix, int line_size)
{
int s, i, j;
int s = 0, i, j;
uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < 16; i++) {
for (j = 0; j < 16; j += 8) {
#if 0
@ -259,10 +254,9 @@ static void bswap16_buf(uint16_t *dst, const uint16_t *src, int len)
static int sse4_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int s, i;
int s = 0, i;
uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < h; i++) {
s += sq[pix1[0] - pix2[0]];
s += sq[pix1[1] - pix2[1]];
@ -276,10 +270,9 @@ static int sse4_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
static int sse8_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int s, i;
int s = 0, i;
uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < h; i++) {
s += sq[pix1[0] - pix2[0]];
s += sq[pix1[1] - pix2[1]];
@ -297,10 +290,9 @@ static int sse8_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
static int sse16_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h)
{
int s, i;
int s = 0, i;
uint32_t *sq = ff_squareTbl + 256;
s = 0;
for (i = 0; i < h; i++) {
s += sq[pix1[0] - pix2[0]];
s += sq[pix1[1] - pix2[1]];
@ -498,12 +490,12 @@ void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy,
vx = ox;
vy = oy;
for (x = 0; x < 8; x++) { // FIXME: optimize
int src_x, src_y, frac_x, frac_y, index;
int index;
int src_x = vx >> 16;
int src_y = vy >> 16;
int frac_x = src_x & (s - 1);
int frac_y = src_y & (s - 1);
src_x = vx >> 16;
src_y = vy >> 16;
frac_x = src_x & (s - 1);
frac_y = src_y & (s - 1);
src_x >>= shift;
src_y >>= shift;
@ -1644,9 +1636,8 @@ static void put_mspel8_mc22_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
static inline int pix_abs16_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - pix2[0]);
s += abs(pix1[1] - pix2[1]);
@ -1673,9 +1664,8 @@ static inline int pix_abs16_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int pix_abs16_x2_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - avg2(pix2[0], pix2[1]));
s += abs(pix1[1] - avg2(pix2[1], pix2[2]));
@ -1702,10 +1692,9 @@ static int pix_abs16_x2_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int pix_abs16_y2_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
uint8_t *pix3 = pix2 + line_size;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - avg2(pix2[0], pix3[0]));
s += abs(pix1[1] - avg2(pix2[1], pix3[1]));
@ -1733,10 +1722,9 @@ static int pix_abs16_y2_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int pix_abs16_xy2_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
uint8_t *pix3 = pix2 + line_size;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - avg4(pix2[0], pix2[1], pix3[0], pix3[1]));
s += abs(pix1[1] - avg4(pix2[1], pix2[2], pix3[1], pix3[2]));
@ -1764,9 +1752,8 @@ static int pix_abs16_xy2_c(void *v, uint8_t *pix1, uint8_t *pix2,
static inline int pix_abs8_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - pix2[0]);
s += abs(pix1[1] - pix2[1]);
@ -1785,9 +1772,8 @@ static inline int pix_abs8_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int pix_abs8_x2_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - avg2(pix2[0], pix2[1]));
s += abs(pix1[1] - avg2(pix2[1], pix2[2]));
@ -1806,10 +1792,9 @@ static int pix_abs8_x2_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int pix_abs8_y2_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
uint8_t *pix3 = pix2 + line_size;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - avg2(pix2[0], pix3[0]));
s += abs(pix1[1] - avg2(pix2[1], pix3[1]));
@ -1829,10 +1814,9 @@ static int pix_abs8_y2_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int pix_abs8_xy2_c(void *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int s, i;
int s = 0, i;
uint8_t *pix3 = pix2 + line_size;
s = 0;
for (i = 0; i < h; i++) {
s += abs(pix1[0] - avg4(pix2[0], pix2[1], pix3[0], pix3[1]));
s += abs(pix1[1] - avg4(pix2[1], pix2[2], pix3[1], pix3[2]));
@ -1852,9 +1836,7 @@ static int pix_abs8_xy2_c(void *v, uint8_t *pix1, uint8_t *pix2,
static int nsse16_c(void *v, uint8_t *s1, uint8_t *s2, int stride, int h)
{
MpegEncContext *c = v;
int score1 = 0;
int score2 = 0;
int x, y;
int score1 = 0, score2 = 0, x, y;
for (y = 0; y < h; y++) {
for (x = 0; x < 16; x++)
@ -1879,9 +1861,7 @@ static int nsse16_c(void *v, uint8_t *s1, uint8_t *s2, int stride, int h)
static int nsse8_c(void *v, uint8_t *s1, uint8_t *s2, int stride, int h)
{
MpegEncContext *c = v;
int score1 = 0;
int score2 = 0;
int x, y;
int score1 = 0, score2 = 0, x, y;
for (y = 0; y < h; y++) {
for (x = 0; x < 8; x++)
@ -2109,12 +2089,7 @@ static void add_hfyu_left_prediction_bgr32_c(uint8_t *dst, const uint8_t *src,
int w, int *red, int *green,
int *blue, int *alpha)
{
int i;
int r, g, b, a;
r = *red;
g = *green;
b = *blue;
a = *alpha;
int i, r = *red, g = *green, b = *blue, a = *alpha;
for (i = 0; i < w; i++) {
b += src[4 * i + B];
@ -2156,9 +2131,7 @@ static void add_hfyu_left_prediction_bgr32_c(uint8_t *dst, const uint8_t *src,
static int hadamard8_diff8x8_c(/* MpegEncContext */ void *s, uint8_t *dst,
uint8_t *src, int stride, int h)
{
int i;
int temp[64];
int sum = 0;
int i, temp[64], sum = 0;
assert(h == 8);
@ -2210,9 +2183,7 @@ static int hadamard8_diff8x8_c(/* MpegEncContext */ void *s, uint8_t *dst,
static int hadamard8_intra8x8_c(/* MpegEncContext */ void *s, uint8_t *src,
uint8_t *dummy, int stride, int h)
{
int i;
int temp[64];
int sum = 0;
int i, temp[64], sum = 0;
assert(h == 8);
@ -2308,8 +2279,7 @@ static int dct264_sad8x8_c(/* MpegEncContext */ void *c, uint8_t *src1,
{
MpegEncContext *const s = (MpegEncContext *) c;
int16_t dct[8][8];
int i;
int sum = 0;
int i, sum = 0;
s->dsp.diff_pixels(dct[0], src1, src2, stride);
@ -2384,8 +2354,7 @@ static int rd8x8_c(/* MpegEncContext */ void *c, uint8_t *src1, uint8_t *src2,
LOCAL_ALIGNED_16(uint8_t, lsrc2, [64]);
int i, last, run, bits, level, distortion, start_i;
const int esc_length = s->ac_esc_length;
uint8_t *length;
uint8_t *last_length;
uint8_t *length, *last_length;
assert(h == 8);
@ -2461,8 +2430,7 @@ static int bit8x8_c(/* MpegEncContext */ void *c, uint8_t *src1, uint8_t *src2,
LOCAL_ALIGNED_16(int16_t, temp, [64]);
int i, last, run, bits, level, start_i;
const int esc_length = s->ac_esc_length;
uint8_t *length;
uint8_t *last_length;
uint8_t *length, *last_length;
assert(h == 8);
@ -2521,8 +2489,7 @@ static int vsad_intra ## size ## _c(/* MpegEncContext */ void *c, \
uint8_t *s, uint8_t *dummy, \
int stride, int h) \
{ \
int score = 0; \
int x, y; \
int score = 0, x, y; \
\
for (y = 1; y < h; y++) { \
for (x = 0; x < size; x += 4) { \
@ -2542,8 +2509,7 @@ VSAD_INTRA(16)
static int vsad16_c(/* MpegEncContext */ void *c, uint8_t *s1, uint8_t *s2,
int stride, int h)
{
int score = 0;
int x, y;
int score = 0, x, y;
for (y = 1; y < h; y++) {
for (x = 0; x < 16; x++)
@ -2561,8 +2527,7 @@ static int vsse_intra ## size ## _c(/* MpegEncContext */ void *c, \
uint8_t *s, uint8_t *dummy, \
int stride, int h) \
{ \
int score = 0; \
int x, y; \
int score = 0, x, y; \
\
for (y = 1; y < h; y++) { \
for (x = 0; x < size; x += 4) { \
@ -2582,8 +2547,7 @@ VSSE_INTRA(16)
static int vsse16_c(/* MpegEncContext */ void *c, uint8_t *s1, uint8_t *s2,
int stride, int h)
{
int score = 0;
int x, y;
int score = 0, x, y;
for (y = 1; y < h; y++) {
for (x = 0; x < 16; x++)
@ -2598,8 +2562,7 @@ static int vsse16_c(/* MpegEncContext */ void *c, uint8_t *s1, uint8_t *s2,
static int ssd_int8_vs_int16_c(const int8_t *pix1, const int16_t *pix2,
int size)
{
int score = 0;
int i;
int score = 0, i;
for (i = 0; i < size; i++)
score += (pix1[i] - pix2[i]) * (pix1[i] - pix2[i]);

3
libavcodec/dsputil_template.c
View File

@ -36,11 +36,10 @@ static void FUNCC(draw_edges)(uint8_t *_buf, int _wrap, int width, int height, i
{
pixel *buf = (pixel*)_buf;
int wrap = _wrap / sizeof(pixel);
pixel *ptr, *last_line;
pixel *ptr = buf, *last_line;
int i;
/* left and right */
ptr = buf;
for(i=0;i<height;i++) {
memset(ptr - w, ptr[0], w);
memset(ptr + width, ptr[width-1], w);