diff options
Diffstat (limited to 'src/video_core/command_classes/vic.cpp')
-rw-r--r-- | src/video_core/command_classes/vic.cpp | 259 |
1 files changed, 150 insertions, 109 deletions
diff --git a/src/video_core/command_classes/vic.cpp b/src/video_core/command_classes/vic.cpp index 0ee07f398..051616124 100644 --- a/src/video_core/command_classes/vic.cpp +++ b/src/video_core/command_classes/vic.cpp @@ -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_), @@ -65,134 +85,155 @@ void Vic::Execute() { if (!frame) { return; } - const auto pixel_format = static_cast<VideoPixelFormat>(config.pixel_format.Value()); - switch (pixel_format) { + 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) { + // TODO: Properly support multiple video streams with differing frame dimensions + LOG_WARNING(Service_NVDRV, "Frame dimensions {}x{} don't match surface dimensions {}x{}", + frame->width, frame->height, surface_width, surface_height); + } + switch (config.pixel_format) { + case VideoPixelFormat::RGBA8: case VideoPixelFormat::BGRA8: - case VideoPixelFormat::RGBA8: { - LOG_TRACE(Service_NVDRV, "Writing RGB Frame"); + case VideoPixelFormat::RGBX8: + WriteRGBFrame(frame, config); + break; + case VideoPixelFormat::YUV420: + WriteYUVFrame(frame, config); + break; + default: + UNIMPLEMENTED_MSG("Unknown video pixel format {:X}", config.pixel_format.Value()); + break; + } +} - if (scaler_ctx == nullptr || frame->width != scaler_width || - frame->height != scaler_height) { - const AVPixelFormat target_format = - (pixel_format == VideoPixelFormat::RGBA8) ? AV_PIX_FMT_RGBA : AV_PIX_FMT_BGRA; +void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) { + LOG_TRACE(Service_NVDRV, "Writing RGB Frame"); + + 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; + default: + return AV_PIX_FMT_RGBA; + } + }(); + + sws_freeContext(scaler_ctx); + // 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(); + } + if (!converted_frame_buffer) { + 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 + const u32 block_height = static_cast<u32>(config.block_linear_height_log2); + 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_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); + } +} - sws_freeContext(scaler_ctx); - scaler_ctx = nullptr; +void Vic::WriteYUVFrame(const AVFrame* frame, const VicConfig& config) { + LOG_TRACE(Service_NVDRV, "Writing YUV420 Frame"); - // Frames are decoded into either YUV420 or NV12 formats. Convert to desired format - scaler_ctx = sws_getContext(frame->width, frame->height, - static_cast<AVPixelFormat>(frame->format), frame->width, - frame->height, target_format, 0, nullptr, nullptr, nullptr); + 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)); - scaler_width = frame->width; - scaler_height = frame->height; - } - // 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 auto stride = static_cast<size_t>(frame->linesize[0]); + + luma_buffer.resize(aligned_width * surface_height); + chroma_buffer.resize(aligned_width * surface_height / 2); + + // Populate luma buffer + const u8* luma_src = frame->data[0]; + for (std::size_t y = 0; y < frame_height; ++y) { + const std::size_t src = y * stride; + const std::size_t dst = y * aligned_width; + for (std::size_t x = 0; x < frame_width; ++x) { + luma_buffer[dst + x] = luma_src[src + x]; } - 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()); - - 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); - luma_buffer.resize(size); - Tegra::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); - } else { - // send pitch linear frame - gpu.MemoryManager().WriteBlock(output_surface_luma_address, converted_frame_buf_addr, - linear_size); + } + gpu.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(), + luma_buffer.size()); + + // Chroma + const std::size_t half_height = frame_height / 2; + const auto half_stride = static_cast<size_t>(frame->linesize[1]); + + switch (frame->format) { + case AV_PIX_FMT_YUV420P: { + // Frame from FFmpeg software + // Populate chroma buffer from both channels with interleaving. + const std::size_t half_width = frame_width / 2; + const u8* chroma_b_src = frame->data[1]; + const u8* chroma_r_src = frame->data[2]; + for (std::size_t y = 0; y < half_height; ++y) { + const std::size_t src = y * half_stride; + const std::size_t dst = y * aligned_width; + + for (std::size_t x = 0; x < half_width; ++x) { + chroma_buffer[dst + x * 2] = chroma_b_src[src + x]; + chroma_buffer[dst + x * 2 + 1] = chroma_r_src[src + x]; + } } break; } - case VideoPixelFormat::Yuv420: { - LOG_TRACE(Service_NVDRV, "Writing YUV420 Frame"); - - const std::size_t surface_width = config.surface_width_minus1 + 1; - const std::size_t surface_height = config.surface_height_minus1 + 1; - 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]); - - luma_buffer.resize(aligned_width * surface_height); - chroma_buffer.resize(aligned_width * surface_height / 2); - - // Populate luma buffer - const u8* luma_src = frame->data[0]; - for (std::size_t y = 0; y < frame_height; ++y) { + case AV_PIX_FMT_NV12: { + // Frame from VA-API hardware + // This is already interleaved so just copy + const u8* chroma_src = frame->data[1]; + for (std::size_t y = 0; y < half_height; ++y) { const std::size_t src = y * stride; const std::size_t dst = y * aligned_width; for (std::size_t x = 0; x < frame_width; ++x) { - luma_buffer[dst + x] = luma_src[src + x]; - } - } - gpu.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(), - luma_buffer.size()); - - // Chroma - const std::size_t half_height = frame_height / 2; - const auto half_stride = static_cast<size_t>(frame->linesize[1]); - - switch (frame->format) { - case AV_PIX_FMT_YUV420P: { - // Frame from FFmpeg software - // Populate chroma buffer from both channels with interleaving. - const std::size_t half_width = frame_width / 2; - const u8* chroma_b_src = frame->data[1]; - const u8* chroma_r_src = frame->data[2]; - for (std::size_t y = 0; y < half_height; ++y) { - const std::size_t src = y * half_stride; - const std::size_t dst = y * aligned_width; - - for (std::size_t x = 0; x < half_width; ++x) { - chroma_buffer[dst + x * 2] = chroma_b_src[src + x]; - chroma_buffer[dst + x * 2 + 1] = chroma_r_src[src + x]; - } + chroma_buffer[dst + x] = chroma_src[src + x]; } - break; - } - case AV_PIX_FMT_NV12: { - // Frame from VA-API hardware - // This is already interleaved so just copy - const u8* chroma_src = frame->data[1]; - for (std::size_t y = 0; y < half_height; ++y) { - const std::size_t src = y * stride; - const std::size_t dst = y * aligned_width; - for (std::size_t x = 0; x < frame_width; ++x) { - chroma_buffer[dst + x] = chroma_src[src + x]; - } - } - break; - } - default: - UNREACHABLE(); - break; } - gpu.MemoryManager().WriteBlock(output_surface_chroma_address, chroma_buffer.data(), - chroma_buffer.size()); break; } default: - UNIMPLEMENTED_MSG("Unknown video pixel format {}", config.pixel_format.Value()); + UNREACHABLE(); break; } + gpu.MemoryManager().WriteBlock(output_surface_chroma_address, chroma_buffer.data(), + chroma_buffer.size()); } } // namespace Tegra |