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-rw-r--r--src/video_core/command_classes/vic.cpp31
1 files changed, 15 insertions, 16 deletions
diff --git a/src/video_core/command_classes/vic.cpp b/src/video_core/command_classes/vic.cpp
index dc768b952..051616124 100644
--- a/src/video_core/command_classes/vic.cpp
+++ b/src/video_core/command_classes/vic.cpp
@@ -32,7 +32,7 @@ enum class VideoPixelFormat : u64_le {
RGBA8 = 0x1f,
BGRA8 = 0x20,
RGBX8 = 0x23,
- Yuv420 = 0x44,
+ YUV420 = 0x44,
};
} // Anonymous namespace
@@ -88,12 +88,10 @@ void Vic::Execute() {
const u64 surface_width = config.surface_width_minus1 + 1;
const u64 surface_height = config.surface_height_minus1 + 1;
if (static_cast<u64>(frame->width) != surface_width ||
- static_cast<u64>(frame->height) > surface_height) {
+ static_cast<u64>(frame->height) != surface_height) {
// TODO: Properly support multiple video streams with differing frame dimensions
- LOG_WARNING(Debug,
- "Frame dimensions {}x{} can't be safely decoded into surface dimensions {}x{}",
+ LOG_WARNING(Service_NVDRV, "Frame dimensions {}x{} don't match surface dimensions {}x{}",
frame->width, frame->height, surface_width, surface_height);
- return;
}
switch (config.pixel_format) {
case VideoPixelFormat::RGBA8:
@@ -101,7 +99,7 @@ void Vic::Execute() {
case VideoPixelFormat::RGBX8:
WriteRGBFrame(frame, config);
break;
- case VideoPixelFormat::Yuv420:
+ case VideoPixelFormat::YUV420:
WriteYUVFrame(frame, config);
break;
default:
@@ -136,21 +134,20 @@ void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) {
scaler_height = frame->height;
converted_frame_buffer.reset();
}
- // Get Converted frame
- const u32 width = static_cast<u32>(frame->width);
- const u32 height = static_cast<u32>(frame->height);
- const std::size_t linear_size = width * height * 4;
-
- // Only allocate frame_buffer once per stream, as the size is not expected to change
if (!converted_frame_buffer) {
- converted_frame_buffer = AVMallocPtr{static_cast<u8*>(av_malloc(linear_size)), av_free};
+ const size_t frame_size = frame->width * frame->height * 4;
+ converted_frame_buffer = AVMallocPtr{static_cast<u8*>(av_malloc(frame_size)), av_free};
}
const std::array<int, 4> converted_stride{frame->width * 4, frame->height * 4, 0, 0};
u8* const converted_frame_buf_addr{converted_frame_buffer.get()};
-
sws_scale(scaler_ctx, frame->data, frame->linesize, 0, frame->height, &converted_frame_buf_addr,
converted_stride.data());
+ // Use the minimum of surface/frame dimensions to avoid buffer overflow.
+ const u32 surface_width = static_cast<u32>(config.surface_width_minus1) + 1;
+ const u32 surface_height = static_cast<u32>(config.surface_height_minus1) + 1;
+ const u32 width = std::min(surface_width, static_cast<u32>(frame->width));
+ const u32 height = std::min(surface_height, static_cast<u32>(frame->height));
const u32 blk_kind = static_cast<u32>(config.block_linear_kind);
if (blk_kind != 0) {
// swizzle pitch linear to block linear
@@ -158,11 +155,12 @@ void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) {
const auto size = Texture::CalculateSize(true, 4, width, height, 1, block_height, 0);
luma_buffer.resize(size);
Texture::SwizzleSubrect(width, height, width * 4, width, 4, luma_buffer.data(),
- converted_frame_buffer.get(), block_height, 0, 0);
+ converted_frame_buf_addr, block_height, 0, 0);
gpu.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(), size);
} else {
// send pitch linear frame
+ const size_t linear_size = width * height * 4;
gpu.MemoryManager().WriteBlock(output_surface_luma_address, converted_frame_buf_addr,
linear_size);
}
@@ -173,9 +171,10 @@ void Vic::WriteYUVFrame(const AVFrame* frame, const VicConfig& config) {
const std::size_t surface_width = config.surface_width_minus1 + 1;
const std::size_t surface_height = config.surface_height_minus1 + 1;
+ const std::size_t aligned_width = (surface_width + 0xff) & ~0xffUL;
+ // Use the minimum of surface/frame dimensions to avoid buffer overflow.
const auto frame_width = std::min(surface_width, static_cast<size_t>(frame->width));
const auto frame_height = std::min(surface_height, static_cast<size_t>(frame->height));
- const std::size_t aligned_width = (surface_width + 0xff) & ~0xffUL;
const auto stride = static_cast<size_t>(frame->linesize[0]);