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vic: Refactor frame writing methods

This commit is contained in:
ameerj 2021-10-07 11:14:05 -04:00
parent 899fdb9c44
commit 5aae61775f
2 changed files with 156 additions and 148 deletions
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73
src/video_core/command_classes/vic.cpp
View File

@ -16,6 +16,7 @@ extern "C" {
}
#include "common/assert.h"
#include "common/bit_field.h"
#include "common/logging/log.h"
#include "video_core/command_classes/nvdec.h"
@ -26,6 +27,25 @@ extern "C" {
#include "video_core/textures/decoders.h"
namespace Tegra {
namespace {
enum class VideoPixelFormat : u64_le {
RGBA8 = 0x1f,
BGRA8 = 0x20,
RGBX8 = 0x23,
Yuv420 = 0x44,
};
} // Anonymous namespace
union VicConfig {
u64_le raw{};
BitField<0, 7, VideoPixelFormat> pixel_format;
BitField<7, 2, u64_le> chroma_loc_horiz;
BitField<9, 2, u64_le> chroma_loc_vert;
BitField<11, 4, u64_le> block_linear_kind;
BitField<15, 4, u64_le> block_linear_height_log2;
BitField<32, 14, u64_le> surface_width_minus1;
BitField<46, 14, u64_le> surface_height_minus1;
};
Vic::Vic(GPU& gpu_, std::shared_ptr<Nvdec> nvdec_processor_)
: gpu(gpu_),
@ -65,38 +85,46 @@ void Vic::Execute() {
if (!frame) {
return;
}
const auto pixel_format = static_cast<VideoPixelFormat>(config.pixel_format.Value());
switch (pixel_format) {
switch (config.pixel_format) {
case VideoPixelFormat::RGBA8:
case VideoPixelFormat::BGRA8:
case VideoPixelFormat::RGBX8:
case VideoPixelFormat::RGBA8: {
WriteRGBFrame(frame, config);
break;
case VideoPixelFormat::Yuv420:
WriteYUVFrame(frame, config);
break;
default:
UNIMPLEMENTED_MSG("Unknown video pixel format {:X}", config.pixel_format.Value());
break;
}
}
void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) {
LOG_TRACE(Service_NVDRV, "Writing RGB Frame");
if (scaler_ctx == nullptr || frame->width != scaler_width ||
frame->height != scaler_height) {
const AVPixelFormat target_format = [pixel_format]() {
if (!scaler_ctx || frame->width != scaler_width || frame->height != scaler_height) {
const AVPixelFormat target_format = [pixel_format = config.pixel_format]() {
switch (pixel_format) {
case VideoPixelFormat::RGBA8:
return AV_PIX_FMT_RGBA;
case VideoPixelFormat::BGRA8:
return AV_PIX_FMT_BGRA;
case VideoPixelFormat::RGBX8:
return AV_PIX_FMT_RGB0;
case VideoPixelFormat::RGBA8:
return AV_PIX_FMT_RGBA;
default:
return AV_PIX_FMT_RGBA;
}
}();
sws_freeContext(scaler_ctx);
scaler_ctx = nullptr;
// Frames are decoded into either YUV420 or NV12 formats. Convert to desired format
// Frames are decoded into either YUV420 or NV12 formats. Convert to desired RGB format
scaler_ctx = sws_getContext(frame->width, frame->height,
static_cast<AVPixelFormat>(frame->format), frame->width,
frame->height, target_format, 0, nullptr, nullptr, nullptr);
scaler_width = frame->width;
scaler_height = frame->height;
converted_frame_buffer.reset();
}
// Get Converted frame
const u32 width = static_cast<u32>(frame->width);
@ -110,17 +138,16 @@ void Vic::Execute() {
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());
sws_scale(scaler_ctx, frame->data, frame->linesize, 0, frame->height, &converted_frame_buf_addr,
converted_stride.data());
const u32 blk_kind = static_cast<u32>(config.block_linear_kind);
if (blk_kind != 0) {
// swizzle pitch linear to block linear
const u32 block_height = static_cast<u32>(config.block_linear_height_log2);
const auto size =
Tegra::Texture::CalculateSize(true, 4, width, height, 1, block_height, 0);
const auto size = Texture::CalculateSize(true, 4, width, height, 1, block_height, 0);
luma_buffer.resize(size);
Tegra::Texture::SwizzleSubrect(width, height, width * 4, width, 4, luma_buffer.data(),
Texture::SwizzleSubrect(width, height, width * 4, width, 4, luma_buffer.data(),
converted_frame_buffer.get(), block_height, 0, 0);
gpu.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(), size);
@ -129,9 +156,9 @@ void Vic::Execute() {
gpu.MemoryManager().WriteBlock(output_surface_luma_address, converted_frame_buf_addr,
linear_size);
}
break;
}
case VideoPixelFormat::Yuv420: {
}
void Vic::WriteYUVFrame(const AVFrame* frame, const VicConfig& config) {
LOG_TRACE(Service_NVDRV, "Writing YUV420 Frame");
const std::size_t surface_width = config.surface_width_minus1 + 1;
@ -198,12 +225,6 @@ void Vic::Execute() {
}
gpu.MemoryManager().WriteBlock(output_surface_chroma_address, chroma_buffer.data(),
chroma_buffer.size());
break;
}
default:
UNIMPLEMENTED_MSG("Unknown video pixel format {:X}", config.pixel_format.Value());
break;
}
}
} // namespace Tegra

21
src/video_core/command_classes/vic.h
View File

@ -6,7 +6,6 @@
#include <memory>
#include <vector>
#include "common/bit_field.h"
#include "common/common_types.h"
struct SwsContext;
@ -14,6 +13,7 @@ struct SwsContext;
namespace Tegra {
class GPU;
class Nvdec;
union VicConfig;
class Vic {
public:
@ -27,6 +27,7 @@ public:
};
explicit Vic(GPU& gpu, std::shared_ptr<Nvdec> nvdec_processor);
~Vic();
/// Write to the device state.
@ -35,23 +36,9 @@ public:
private:
void Execute();
enum class VideoPixelFormat : u64_le {
RGBA8 = 0x1f,
BGRA8 = 0x20,
RGBX8 = 0x23,
Yuv420 = 0x44,
};
void WriteRGBFrame(const AVFrame* frame, const VicConfig& config);
union VicConfig {
u64_le raw{};
BitField<0, 7, u64_le> pixel_format;
BitField<7, 2, u64_le> chroma_loc_horiz;
BitField<9, 2, u64_le> chroma_loc_vert;
BitField<11, 4, u64_le> block_linear_kind;
BitField<15, 4, u64_le> block_linear_height_log2;
BitField<32, 14, u64_le> surface_width_minus1;
BitField<46, 14, u64_le> surface_height_minus1;
};
void WriteYUVFrame(const AVFrame* frame, const VicConfig& config);
GPU& gpu;
std::shared_ptr<Tegra::Nvdec> nvdec_processor;