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ened
2025-11-26 23:39:49 +09:00
parent a4161a88c8
commit b4e6a5ce0b
2 changed files with 36 additions and 0 deletions
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7
vav2/platforms/windows/vavcore/src/Decoder/MediaCodecAV1Decoder.cpp
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@@ -745,6 +745,13 @@ bool MediaCodecAV1Decoder::InitializeMediaCodec() {
AMediaFormat_setInt32(m_format, AMEDIAFORMAT_KEY_COLOR_FORMAT, 0x7F420888); AMediaFormat_setInt32(m_format, AMEDIAFORMAT_KEY_COLOR_FORMAT, 0x7F420888);
LogInfo("Set MediaCodec output format: COLOR_FormatYUV420Flexible (0x7F420888)"); LogInfo("Set MediaCodec output format: COLOR_FormatYUV420Flexible (0x7F420888)");
// CRITICAL: Set color space parameters for correct YUV interpretation
// Most HD videos use BT.709 color standard with studio range (16-235)
// COLOR_STANDARD_BT709 = 1, COLOR_RANGE_LIMITED = 2
AMediaFormat_setInt32(m_format, "color-standard", 1); // BT.709
AMediaFormat_setInt32(m_format, "color-range", 2); // Limited/Studio range
LogInfo("Set MediaCodec color space: BT.709 + Limited range");
// Set codec specific data (csd-0) - CRITICAL for AV1 decoding // Set codec specific data (csd-0) - CRITICAL for AV1 decoding
// This contains the AV1 sequence header from WebM CodecPrivate // This contains the AV1 sequence header from WebM CodecPrivate
if (!m_codec_private_data.empty()) { if (!m_codec_private_data.empty()) {

29
vav2/platforms/windows/vavcore/src/Decoder/MediaCodecSurfaceManager.cpp
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@@ -288,6 +288,35 @@ bool MediaCodecSurfaceManager::CreateVulkanImage(void* vk_device, void* vk_insta
LogInfo("AHardwareBuffer desc: " + std::to_string(ahb_desc.width) + "x" + LogInfo("AHardwareBuffer desc: " + std::to_string(ahb_desc.width) + "x" +
std::to_string(ahb_desc.height) + " format=" + std::to_string(ahb_desc.format)); std::to_string(ahb_desc.height) + " format=" + std::to_string(ahb_desc.format));
// DEBUG: Lock AHardwareBuffer and read first few pixels to verify data format
#ifdef _DEBUG
static int debug_frame_count = 0;
if (debug_frame_count < 3) { // Only log first 3 frames
void* data = nullptr;
int ret = AHardwareBuffer_lock(ahb, AHARDWAREBUFFER_USAGE_CPU_READ_OFTEN, -1, nullptr, &data);
if (ret == 0 && data != nullptr) {
uint8_t* pixels = static_cast<uint8_t*>(data);
// Sample pixel at (100, 100) - should be in sky (red in correct image)
uint32_t offset_y = 100 * ahb_desc.stride + 100;
uint32_t offset_uv = (ahb_desc.width * ahb_desc.height) + (50 * ahb_desc.stride) + 100; // NV12 UV plane
LogInfo("=== PIXEL DATA DEBUG (frame " + std::to_string(debug_frame_count) + ") ===");
LogInfo(" Pixel (100,100) Y plane:");
LogInfo(" pixels[" + std::to_string(offset_y) + "] = " + std::to_string((int)pixels[offset_y]));
LogInfo(" Pixel (50,50) UV plane (chroma):");
LogInfo(" pixels[" + std::to_string(offset_uv) + "] = " + std::to_string((int)pixels[offset_uv]) + " (U)");
LogInfo(" pixels[" + std::to_string(offset_uv + 1) + "] = " + std::to_string((int)pixels[offset_uv + 1]) + " (V)");
LogInfo(" stride: " + std::to_string(ahb_desc.stride));
AHardwareBuffer_unlock(ahb, nullptr);
debug_frame_count++;
} else {
LogError("Failed to lock AHardwareBuffer for pixel inspection: " + std::to_string(ret));
}
}
#endif
// Step 2: Query Android Hardware Buffer properties for Vulkan // Step 2: Query Android Hardware Buffer properties for Vulkan
VkAndroidHardwareBufferFormatPropertiesANDROID ahb_format_props = {}; VkAndroidHardwareBufferFormatPropertiesANDROID ahb_format_props = {};
ahb_format_props.sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_ANDROID; ahb_format_props.sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_ANDROID;