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Write WB gains to the DNG file

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This commit is contained in:
Martijn Braam
2023-08-16 15:18:34 +02:00
parent a6de61f475
commit e964b923c7
1 changed files with 23 additions and 19 deletions
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42
src/process_pipeline.c
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@@ -389,11 +389,12 @@ mp_process_pipeline_init_gl(GdkSurface *surface)
}
float
clamp_float(float value, float min, float max) {
if(value > max)
clamp_float(float value, float min, float max)
{
if (value > max)
return max;
if(value < min)
if (value < min)
return min;
return value;
@@ -475,25 +476,26 @@ process_image_for_preview(const uint8_t *image)
int width = output_buffer_width;
int height = output_buffer_height / 3;
uint32_t *center = g_malloc_n(width * height * sizeof(uint32_t), 1);
glReadPixels(0,
height,
width,
height,
GL_RGBA,
GL_UNSIGNED_BYTE,
center);
glReadPixels(
0, height, width, height, GL_RGBA, GL_UNSIGNED_BYTE, center);
libmegapixels_aaa_software_statistics(
center, width, height, &state_proc.stats);
float w_gain = 0.02f;
float t_gain = 0.01f;
state_proc.red += (state_proc.stats.temp * +w_gain) + (state_proc.stats.tint * t_gain);
state_proc.blue += (state_proc.stats.temp * -w_gain) + (state_proc.stats.tint * t_gain);
float w_gain = 0.02f;
float t_gain = 0.01f;
state_proc.red += (state_proc.stats.temp * +w_gain) +
(state_proc.stats.tint * t_gain);
state_proc.blue += (state_proc.stats.temp * -w_gain) +
(state_proc.stats.tint * t_gain);
state_proc.blacklevel -= state_proc.stats.blacklevel * 0.001f;
state_proc.blacklevel = clamp_float(state_proc.blacklevel, 0.0f, 0.07f);
state_proc.red = clamp_float(state_proc.red, 0.5f, 3.0f);
state_proc.blue = clamp_float(state_proc.blue, 0.5f, 3.0f);
gles2_debayer_set_shading(gles2_debayer, state_proc.red, state_proc.blue, state_proc.blacklevel);
state_proc.blacklevel =
clamp_float(state_proc.blacklevel, 0.0f, 0.07f);
state_proc.red = clamp_float(state_proc.red, 0.5f, 3.0f);
state_proc.blue = clamp_float(state_proc.blue, 0.5f, 3.0f);
gles2_debayer_set_shading(gles2_debayer,
state_proc.red,
state_proc.blue,
state_proc.blacklevel);
}
// Create a thumbnail from the preview for the last capture
@@ -597,7 +599,9 @@ process_image_for_capture(const uint8_t *image, int count)
state_proc.configuration->model);
TIFFSetField(tif, TIFFTAG_UNIQUECAMERAMODEL, uniquecameramodel);
static const float neutral[] = { 1.0, 1.0, 1.0 };
static float neutral[] = { 1.0f, 1.0f, 1.0f };
neutral[0] = state_proc.red;
neutral[2] = state_proc.blue;
TIFFSetField(tif, TIFFTAG_ASSHOTNEUTRAL, 3, neutral);
TIFFSetField(tif, TIFFTAG_ANALOGBALANCE, 3, state_proc.balance);