Chiebot-Mirror
/
FFmpeg
mirror of https://github.com/FFmpeg/FFmpeg.git
8
0
Fork 0
Code Issues Projects Releases Wiki Activity

swscale: make access to filter data conditional on filter type.

Browse Source 
Prevents crashes on 1-tap filter (unscaled). Also rename "bguf" argument
to "vbuf", seems that was a typo.
pull/3/merge
Ronald S. Bultje 13 years ago
parent a95e3fa90b
commit 1bab6f852c
1 changed files with 20 additions and 10 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 30
      libswscale/x86/swscale_template.c

30
libswscale/x86/swscale_template.c
Unescape View File

@ -1088,14 +1088,15 @@ static void RENAME(yuv2yuyv422_2)(SwsContext *c, const int16_t *buf[2],
* YV12 to RGB without scaling or interpolating
*/
static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
@ -1124,6 +1125,7 @@ static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
);
}
} else {
const int16_t *ubuf1 = ubuf[1];
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
@ -1155,14 +1157,15 @@ static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
}
static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1176,6 +1179,7 @@ static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1192,14 +1196,15 @@ static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
}
static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1219,6 +1224,7 @@ static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1241,14 +1247,15 @@ static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
}
static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1268,6 +1275,7 @@ static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1327,14 +1335,15 @@ static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
#define YSCALEYUV2PACKED1b(index, c) REAL_YSCALEYUV2PACKED1b(index, c)
static void RENAME(yuv2yuyv422_1)(SwsContext *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *bguf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest,
int dstW, int uvalpha, int y)
{
const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
const int16_t *ubuf0 = ubuf[0];
const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
const int16_t *ubuf1 = ubuf[0];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@ -1347,6 +1356,7 @@ static void RENAME(yuv2yuyv422_1)(SwsContext *c, const int16_t *buf0,
"a" (&c->redDither)
);
} else {
const int16_t *ubuf1 = ubuf[1];
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"

Write Preview
Loading…
Cancel
Save