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[10bit] Fix reading 8bit data when using BIT_DEPTH 10+ and we need to fill the frame

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Marko Viitanen 2024-08-08 14:49:33 +03:00
parent e06d980a96
commit 67496d1874
1 changed files with 37 additions and 16 deletions
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53
src/yuv_io.c
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@ -53,28 +53,49 @@ static void fill_after_frame(unsigned height, unsigned array_width,
} }
static int read_and_fill_frame_data(FILE *file, static int read_and_fill_frame_data(
unsigned width, unsigned height, unsigned bytes_per_sample, FILE* file,
unsigned array_width, uvg_pixel *data) unsigned width,
unsigned height,
unsigned bytes_per_sample,
unsigned array_width,
uvg_pixel* data)
{ {
uvg_pixel* p = data;
uvg_pixel* end = data + array_width * height;
uvg_pixel fill_char;
unsigned i;
while (p < end) { unsigned i;
// Read the beginning of the line from input. if (bytes_per_sample != sizeof(uvg_pixel)) {
if (width != fread(p, bytes_per_sample, width, file)) uint8_t* p = (uint8_t*)data;
return 0; uint8_t* end = (uint8_t*)data + array_width * height;
uint8_t fill_char;
while (p < end) {
// Read the beginning of the line from input.
if (width != fread(p, bytes_per_sample, width, file)) return 0;
// Fill the rest with the last pixel value.
// Fill the rest with the last pixel value.
fill_char = p[width - 1];
// Fill the rest with the last pixel value. for (i = width; i < array_width; ++i) {
fill_char = p[width - 1]; p[i] = fill_char;
}
for (i = width; i < array_width; ++i) { p += array_width;
p[i] = fill_char;
} }
} else {
uvg_pixel* p = data;
uvg_pixel* end = data + array_width * height;
uvg_pixel fill_char;
while (p < end) {
// Read the beginning of the line from input.
if (width != fread(p, bytes_per_sample, width, file)) return 0;
// Fill the rest with the last pixel value.
fill_char = p[width - 1];
p += array_width; for (i = width; i < array_width; ++i) {
p[i] = fill_char;
}
p += array_width;
}
} }
return 1; return 1;
} }