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yuv: Patched to make static analysis happy (warned about unused variable).

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This commit is contained in:
Ryan C. Gordon 2018-06-25 13:14:52 -04:00
parent 4773690d0f
commit 5a8ecf4e79
1 changed files with 33 additions and 25 deletions
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58
src/video/yuv2rgb/yuv_rgb_std_func.h
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@ -77,20 +77,20 @@ void STD_FUNCTION_NAME(
{ {
const YUV2RGBParam *const param = &(YUV2RGB[yuv_type]); const YUV2RGBParam *const param = &(YUV2RGB[yuv_type]);
#if YUV_FORMAT == YUV_FORMAT_420 #if YUV_FORMAT == YUV_FORMAT_420
const int y_pixel_stride = 1; #define y_pixel_stride 1
const int uv_pixel_stride = 1; #define uv_pixel_stride 1
const int uv_x_sample_interval = 2; #define uv_x_sample_interval 2
const int uv_y_sample_interval = 2; #define uv_y_sample_interval 2
#elif YUV_FORMAT == YUV_FORMAT_422 #elif YUV_FORMAT == YUV_FORMAT_422
const int y_pixel_stride = 2; #define y_pixel_stride 2
const int uv_pixel_stride = 4; #define uv_pixel_stride 4
const int uv_x_sample_interval = 2; #define uv_x_sample_interval 2
const int uv_y_sample_interval = 1; #define uv_y_sample_interval 1
#elif YUV_FORMAT == YUV_FORMAT_NV12 #elif YUV_FORMAT == YUV_FORMAT_NV12
const int y_pixel_stride = 1; #define y_pixel_stride 1
const int uv_pixel_stride = 2; #define uv_pixel_stride 2
const int uv_x_sample_interval = 2; #define uv_x_sample_interval 2
const int uv_y_sample_interval = 2; #define uv_y_sample_interval 2
#endif #endif
uint32_t x, y; uint32_t x, y;
@ -101,9 +101,12 @@ void STD_FUNCTION_NAME(
*u_ptr=U+(y/uv_y_sample_interval)*UV_stride, *u_ptr=U+(y/uv_y_sample_interval)*UV_stride,
*v_ptr=V+(y/uv_y_sample_interval)*UV_stride; *v_ptr=V+(y/uv_y_sample_interval)*UV_stride;
uint8_t *rgb_ptr1=RGB+y*RGB_stride, uint8_t *rgb_ptr1=RGB+y*RGB_stride;
*rgb_ptr2=RGB+(y+1)*RGB_stride;
#if uv_y_sample_interval > 1
uint8_t *rgb_ptr2=RGB+(y+1)*RGB_stride;
#endif
for(x=0; x<(width-(uv_x_sample_interval-1)); x+=uv_x_sample_interval) for(x=0; x<(width-(uv_x_sample_interval-1)); x+=uv_x_sample_interval)
{ {
// Compute U and V contributions, common to the four pixels // Compute U and V contributions, common to the four pixels
@ -123,13 +126,13 @@ void STD_FUNCTION_NAME(
y_tmp = ((y_ptr1[y_pixel_stride]-param->y_shift)*param->y_factor); y_tmp = ((y_ptr1[y_pixel_stride]-param->y_shift)*param->y_factor);
PACK_PIXEL(rgb_ptr1); PACK_PIXEL(rgb_ptr1);
if (uv_y_sample_interval > 1) { #if uv_y_sample_interval > 1
y_tmp = ((y_ptr2[0]-param->y_shift)*param->y_factor); y_tmp = ((y_ptr2[0]-param->y_shift)*param->y_factor);
PACK_PIXEL(rgb_ptr2); PACK_PIXEL(rgb_ptr2);
y_tmp = ((y_ptr2[y_pixel_stride]-param->y_shift)*param->y_factor); y_tmp = ((y_ptr2[y_pixel_stride]-param->y_shift)*param->y_factor);
PACK_PIXEL(rgb_ptr2); PACK_PIXEL(rgb_ptr2);
} #endif
y_ptr1+=2*y_pixel_stride; y_ptr1+=2*y_pixel_stride;
y_ptr2+=2*y_pixel_stride; y_ptr2+=2*y_pixel_stride;
@ -154,10 +157,10 @@ void STD_FUNCTION_NAME(
int32_t y_tmp = ((y_ptr1[0]-param->y_shift)*param->y_factor); int32_t y_tmp = ((y_ptr1[0]-param->y_shift)*param->y_factor);
PACK_PIXEL(rgb_ptr1); PACK_PIXEL(rgb_ptr1);
if (uv_y_sample_interval > 1) { #if uv_y_sample_interval > 1
y_tmp = ((y_ptr2[0]-param->y_shift)*param->y_factor); y_tmp = ((y_ptr2[0]-param->y_shift)*param->y_factor);
PACK_PIXEL(rgb_ptr2); PACK_PIXEL(rgb_ptr2);
} #endif
} }
} }
@ -212,6 +215,11 @@ void STD_FUNCTION_NAME(
PACK_PIXEL(rgb_ptr1); PACK_PIXEL(rgb_ptr1);
} }
} }
#undef y_pixel_stride
#undef uv_pixel_stride
#undef uv_x_sample_interval
#undef uv_y_sample_interval
} }
#undef STD_FUNCTION_NAME #undef STD_FUNCTION_NAME