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MediaCapture: Handle BGRA for MediaFoundation

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Stenzek 2024-08-12 15:20:24 +10:00
parent 422a0a0ead
commit 8ad912c340
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1 changed files with 50 additions and 31 deletions
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31
src/util/media_capture.cpp
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@ -585,7 +585,7 @@ private:
Error* error); Error* error);
bool GetAudioTypes(std::string_view codec, ComPtr<IMFMediaType>* input_type, ComPtr<IMFMediaType>* output_type, bool GetAudioTypes(std::string_view codec, ComPtr<IMFMediaType>* input_type, ComPtr<IMFMediaType>* output_type,
u32 sample_rate, u32 bitrate, Error* error); u32 sample_rate, u32 bitrate, Error* error);
static void ConvertVideoFrame(u8* dst, size_t dst_stride, const u8* src, size_t src_stride, u32 width, u32 height); void ConvertVideoFrame(u8* dst, size_t dst_stride, const u8* src, size_t src_stride, u32 width, u32 height) const;
bool ProcessVideoOutputSamples(Error* error); // synchronous bool ProcessVideoOutputSamples(Error* error); // synchronous
bool ProcessVideoEvents(Error* error); // asynchronous bool ProcessVideoEvents(Error* error); // asynchronous
@ -1041,18 +1041,19 @@ MediaCaptureMF::ComPtr<IMFTransform> MediaCaptureMF::CreateVideoEncodeTransform(
} }
ALWAYS_INLINE_RELEASE void MediaCaptureMF::ConvertVideoFrame(u8* dst, size_t dst_stride, const u8* src, ALWAYS_INLINE_RELEASE void MediaCaptureMF::ConvertVideoFrame(u8* dst, size_t dst_stride, const u8* src,
size_t src_stride, u32 width, u32 height) size_t src_stride, u32 width, u32 height) const
{ {
// need to convert rgba -> bgra, as well as flipping vertically
const u32 vector_width = 4;
const u32 aligned_width = Common::AlignDownPow2(width, vector_width);
if (!g_gpu_device->UsesLowerLeftOrigin()) if (!g_gpu_device->UsesLowerLeftOrigin())
{ {
src += src_stride * (height - 1); src += src_stride * (height - 1);
src_stride = static_cast<size_t>(-static_cast<std::make_signed_t<size_t>>(src_stride)); src_stride = static_cast<size_t>(-static_cast<std::make_signed_t<size_t>>(src_stride));
} }
if (m_video_render_texture_format == GPUTexture::Format::RGBA8)
{
// need to convert rgba -> bgra, as well as flipping vertically
const u32 vector_width = 4;
const u32 aligned_width = Common::AlignDownPow2(width, vector_width);
for (u32 remaining_rows = height;;) for (u32 remaining_rows = height;;)
{ {
const u8* row_src = src; const u8* row_src = src;
@ -1085,6 +1086,24 @@ ALWAYS_INLINE_RELEASE void MediaCaptureMF::ConvertVideoFrame(u8* dst, size_t dst
break; break;
} }
} }
else
{
// only flip
const u32 copy_width = sizeof(u32) * width;
for (u32 remaining_rows = height;;)
{
const u8* row_src = src;
u8* row_dst = dst;
std::memcpy(row_dst, row_src, copy_width);
src += src_stride;
dst += dst_stride;
remaining_rows--;
if (remaining_rows == 0)
break;
}
}
}
void MediaCaptureMF::ClearState() void MediaCaptureMF::ClearState()
{ {