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huffyuv: add some const qualifiers 

Originally committed as revision 20290 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Loren Merritt 2009-10-18 20:47:25 +00:00
parent 7857d3ccf6
commit e17ccf60fe
5 changed files with 11 additions and 11 deletions
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4
libavcodec/dsputil.c
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@ -3573,7 +3573,7 @@ static void diff_bytes_c(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){
dst[i+0] = src1[i+0]-src2[i+0];
}
static void add_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, uint8_t *diff, int w, int *left, int *left_top){
static void add_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, const uint8_t *diff, int w, int *left, int *left_top){
int i;
uint8_t l, lt;
@ -3590,7 +3590,7 @@ static void add_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, uint
*left_top= lt;
}
static void sub_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, uint8_t *src2, int w, int *left, int *left_top){
static void sub_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top){
int i;
uint8_t l, lt;

4
libavcodec/dsputil.h
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@ -347,8 +347,8 @@ typedef struct DSPContext {
* subtract huffyuv's variant of median prediction
* note, this might read from src1[-1], src2[-1]
*/
void (*sub_hfyu_median_prediction)(uint8_t *dst, const uint8_t *src1, uint8_t *src2, int w, int *left, int *left_top);
void (*add_hfyu_median_prediction)(uint8_t *dst, const uint8_t *top, uint8_t *diff, int w, int *left, int *left_top);
void (*sub_hfyu_median_prediction)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top);
void (*add_hfyu_median_prediction)(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top);
int (*add_hfyu_left_prediction)(uint8_t *dst, const uint8_t *src, int w, int left);
void (*add_hfyu_left_prediction_bgr32)(uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue);
/* this might write to dst[w] */

8
libavcodec/x86/dsputil_mmx.c
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@ -597,7 +597,7 @@ static void add_bytes_l2_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){
}
#if HAVE_7REGS && HAVE_TEN_OPERANDS
static void add_hfyu_median_prediction_cmov(uint8_t *dst, uint8_t *top, uint8_t *diff, int w, int *left, int *left_top) {
static void add_hfyu_median_prediction_cmov(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top) {
x86_reg w2 = -w;
x86_reg x;
int l = *left & 0xff;
@ -2384,9 +2384,9 @@ static void float_to_int16_sse2(int16_t *dst, const float *src, long len){
void ff_float_to_int16_interleave6_sse(int16_t *dst, const float **src, int len);
void ff_float_to_int16_interleave6_3dnow(int16_t *dst, const float **src, int len);
void ff_float_to_int16_interleave6_3dn2(int16_t *dst, const float **src, int len);
void ff_add_hfyu_median_prediction_mmx2(uint8_t *dst, uint8_t *top, uint8_t *diff, int w, int *left, int *left_top);
int ff_add_hfyu_left_prediction_ssse3(uint8_t *dst, uint8_t *src, int w, int left);
int ff_add_hfyu_left_prediction_sse4(uint8_t *dst, uint8_t *src, int w, int left);
void ff_add_hfyu_median_prediction_mmx2(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top);
int ff_add_hfyu_left_prediction_ssse3(uint8_t *dst, const uint8_t *src, int w, int left);
int ff_add_hfyu_left_prediction_sse4(uint8_t *dst, const uint8_t *src, int w, int left);
void ff_x264_deblock_v_luma_sse2(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0);
void ff_x264_deblock_h_luma_sse2(uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0);
void ff_x264_deblock_v8_luma_intra_mmxext(uint8_t *pix, int stride, int alpha, int beta);

4
libavcodec/x86/dsputil_yasm.asm
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@ -99,7 +99,7 @@ FLOAT_TO_INT16_INTERLEAVE6 3dn2
; void ff_add_hfyu_median_prediction_mmx2(uint8_t *dst, uint8_t *top, uint8_t *diff, int w, int *left, int *left_top)
; void ff_add_hfyu_median_prediction_mmx2(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top)
cglobal add_hfyu_median_prediction_mmx2, 6,6,0, dst, top, diff, w, left, left_top
movq mm0, [topq]
movq mm2, mm0
@ -197,7 +197,7 @@ cglobal add_hfyu_median_prediction_mmx2, 6,6,0, dst, top, diff, w, left, left_to
RET
%endmacro
; int ff_add_hfyu_left_prediction(uint8_t *dst, uint8_t *src, int w, int left)
; int ff_add_hfyu_left_prediction(uint8_t *dst, const uint8_t *src, int w, int left)
INIT_MMX
cglobal add_hfyu_left_prediction_ssse3, 3,3,7, dst, src, w, left
.skip_prologue:

2
libavcodec/x86/dsputilenc_mmx.c
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@ -902,7 +902,7 @@ static void diff_bytes_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){
dst[i+0] = src1[i+0]-src2[i+0];
}
static void sub_hfyu_median_prediction_mmx2(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w, int *left, int *left_top){
static void sub_hfyu_median_prediction_mmx2(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top){
x86_reg i=0;
uint8_t l, lt;