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Fix clamping of signed range properties

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This commit is contained in:
Cameron Gutman
2026-04-19 22:17:06 -05:00
parent d17575d47c
commit 5d813ed3df
1 changed files with 14 additions and 3 deletions
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17
app/streaming/video/ffmpeg-renderers/drm.h
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@@ -87,8 +87,7 @@ class DrmRenderer : public IFFmpegRenderer {
}
std::optional<std::pair<uint64_t, uint64_t>> range() const {
if ((m_Prop->flags & (DRM_MODE_PROP_RANGE | DRM_MODE_PROP_SIGNED_RANGE)) &&
m_Prop->count_values == 2) {
if ((m_Prop->flags & DRM_MODE_PROP_RANGE) && m_Prop->count_values == 2) {
return std::make_pair(m_Prop->values[0], m_Prop->values[1]);
}
else {
@@ -96,8 +95,20 @@ class DrmRenderer : public IFFmpegRenderer {
}
}
std::optional<std::pair<int64_t, int64_t>> srange() const {
if ((m_Prop->flags & DRM_MODE_PROP_SIGNED_RANGE) && m_Prop->count_values == 2) {
return std::make_pair((int64_t)m_Prop->values[0], (int64_t)m_Prop->values[1]);
}
else {
return std::nullopt;
}
}
uint64_t clamp(uint64_t value) const {
if (auto range = this->range()) {
if (auto srange = this->srange()) {
return (uint64_t)std::clamp((int64_t)value, srange->first, srange->second);
}
else if (auto range = this->range()) {
return std::clamp(value, range->first, range->second);
}
else {