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SWORD1: Do not look for color indexes in cutscenes when there is no subtitles

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This commit is contained in:
Thierry Crozat 2012-01-18 02:43:39 +00:00
parent ace3bf6187
commit 4546ca0e22
1 changed files with 70 additions and 67 deletions
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137
engines/sword1/animation.cpp
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@ -267,85 +267,88 @@ bool MoviePlayer::playVideo() {
if (_decoder->hasDirtyPalette()) {
_decoder->setSystemPalette();
uint32 minWeight = 0xFFFFFFFF;
uint32 weight;
float c1Weight = 1e+30;
float c2Weight = 1e+30;
float c3Weight = 1e+30;
float c4Weight = 1e+30;
byte r, g, b;
float h, s, v, hd, hsvWeight;
if (!_movieTexts.empty()) {
// Look for the best color indexes to use to display the subtitles
uint32 minWeight = 0xFFFFFFFF;
uint32 weight;
float c1Weight = 1e+30;
float c2Weight = 1e+30;
float c3Weight = 1e+30;
float c4Weight = 1e+30;
byte r, g, b;
float h, s, v, hd, hsvWeight;
const byte *palette = _decoder->getPalette();
// Color comparaison for the subtitles colors is done in HSL
// C1 color is used for George and is almost white (R = 248, G = 252, B = 248)
const float h1 = 0.333333f, s1 = 0.02f, v1 = 0.99f;
const byte *palette = _decoder->getPalette();
// C2 color is used for George as a narrator and is grey (R = 184, G = 188, B = 184)
const float h2 = 0.333333f, s2 = 0.02f, v2 = 0.74f;
// Color comparaison for the subtitles colors is done in HSL
// C1 color is used for George and is almost white (R = 248, G = 252, B = 248)
const float h1 = 0.333333f, s1 = 0.02f, v1 = 0.99f;
// C3 color is used for Nicole and is rose (R = 200, G = 120, B = 184)
const float h3 = 0.866667f, s3 = 0.4f, v3 = 0.78f;
// C2 color is used for George as a narrator and is grey (R = 184, G = 188, B = 184)
const float h2 = 0.333333f, s2 = 0.02f, v2 = 0.74f;
// C4 color is used for Maguire and is blue (R = 80, G = 152, B = 184)
const float h4 = 0.55f, s4 = 0.57f, v4 = 0.72f;
// C3 color is used for Nicole and is rose (R = 200, G = 120, B = 184)
const float h3 = 0.866667f, s3 = 0.4f, v3 = 0.78f;
for (int i = 0; i < 256; i++) {
r = *palette++;
g = *palette++;
b = *palette++;
// C4 color is used for Maguire and is blue (R = 80, G = 152, B = 184)
const float h4 = 0.55f, s4 = 0.57f, v4 = 0.72f;
weight = 3 * r * r + 6 * g * g + 2 * b * b;
for (int i = 0; i < 256; i++) {
r = *palette++;
g = *palette++;
b = *palette++;
if (weight <= minWeight) {
minWeight = weight;
_black = i;
}
weight = 3 * r * r + 6 * g * g + 2 * b * b;
convertColor(r, g, b, h, s, v);
if (weight <= minWeight) {
minWeight = weight;
_black = i;
}
// C1 color
// It is almost achromatic (very low saturation) so the hue as litle impact on the color.
// Therefore use a low weight on hue and high weight on saturation.
hd = h - h1;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 1.0f * hd * hd + 4.0f * (s - s1) * (s - s1) + 3.0f * (v - v1) * (v - v1);
if (hsvWeight <= c1Weight) {
c1Weight = hsvWeight;
_c1Color = i;
}
convertColor(r, g, b, h, s, v);
// C2 color
// Also an almost achromatic color so use the same weights as for C1 color.
hd = h - h2;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 1.0f * hd * hd + 4.0f * (s - s2) * (s - s2) + 3.0f * (v - v2) * (v - v2);
if (hsvWeight <= c2Weight) {
c2Weight = hsvWeight;
_c2Color = i;
}
// C1 color
// It is almost achromatic (very low saturation) so the hue as litle impact on the color.
// Therefore use a low weight on hue and high weight on saturation.
hd = h - h1;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 1.0f * hd * hd + 4.0f * (s - s1) * (s - s1) + 3.0f * (v - v1) * (v - v1);
if (hsvWeight <= c1Weight) {
c1Weight = hsvWeight;
_c1Color = i;
}
// C3 color
// A light rose. Use a high weight on the hue to get a rose.
// The color is a bit gray and the saturation has not much impact so use a low weight.
hd = h - h3;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 4.0f * hd * hd + 1.0f * (s - s3) * (s - s3) + 2.0f * (v - v3) * (v - v3);
if (hsvWeight <= c3Weight) {
c3Weight = hsvWeight;
_c3Color = i;
}
// C2 color
// Also an almost achromatic color so use the same weights as for C1 color.
hd = h - h2;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 1.0f * hd * hd + 4.0f * (s - s2) * (s - s2) + 3.0f * (v - v2) * (v - v2);
if (hsvWeight <= c2Weight) {
c2Weight = hsvWeight;
_c2Color = i;
}
// C4 color
// Blue. Use a hight weight on the hue to get a blue.
// The color is darker and more saturated than C3 and the saturation has more impact.
hd = h - h4;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 5.0f * hd * hd + 3.0f * (s - s4) * (s - s4) + 2.0f * (v - v4) * (v - v4);
if (hsvWeight <= c4Weight) {
c4Weight = hsvWeight;
_c4Color = i;
// C3 color
// A light rose. Use a high weight on the hue to get a rose.
// The color is a bit gray and the saturation has not much impact so use a low weight.
hd = h - h3;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 4.0f * hd * hd + 1.0f * (s - s3) * (s - s3) + 2.0f * (v - v3) * (v - v3);
if (hsvWeight <= c3Weight) {
c3Weight = hsvWeight;
_c3Color = i;
}
// C4 color
// Blue. Use a hight weight on the hue to get a blue.
// The color is darker and more saturated than C3 and the saturation has more impact.
hd = h - h4;
hd += hd < -0.5f ? 1.0f : hd > 0.5f ? -1.0f : 0.0f;
hsvWeight = 5.0f * hd * hd + 3.0f * (s - s4) * (s - s4) + 2.0f * (v - v4) * (v - v4);
if (hsvWeight <= c4Weight) {
c4Weight = hsvWeight;
_c4Color = i;
}
}
}
}