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video_core: refactor video frame and packet parsing

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This commit is contained in:
Liam 2023-11-15 13:45:07 -05:00
parent 715132c927
commit 767b024755
11 changed files with 705 additions and 374 deletions
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62
src/video_core/host1x/vic.cpp
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@ -82,27 +82,26 @@ void Vic::Execute() {
return;
}
const VicConfig config{host1x.MemoryManager().Read<u64>(config_struct_address + 0x20)};
const AVFramePtr frame_ptr = nvdec_processor->GetFrame();
const auto* frame = frame_ptr.get();
auto frame = nvdec_processor->GetFrame();
if (!frame) {
return;
}
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) {
if (static_cast<u64>(frame->GetWidth()) != surface_width ||
static_cast<u64>(frame->GetHeight()) != 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);
frame->GetWidth(), frame->GetHeight(), surface_width, surface_height);
}
switch (config.pixel_format) {
case VideoPixelFormat::RGBA8:
case VideoPixelFormat::BGRA8:
case VideoPixelFormat::RGBX8:
WriteRGBFrame(frame, config);
WriteRGBFrame(std::move(frame), config);
break;
case VideoPixelFormat::YUV420:
WriteYUVFrame(frame, config);
WriteYUVFrame(std::move(frame), config);
break;
default:
UNIMPLEMENTED_MSG("Unknown video pixel format {:X}", config.pixel_format.Value());
@ -110,10 +109,14 @@ void Vic::Execute() {
}
}
void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) {
void Vic::WriteRGBFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& config) {
LOG_TRACE(Service_NVDRV, "Writing RGB Frame");
if (!scaler_ctx || frame->width != scaler_width || frame->height != scaler_height) {
const auto frame_width = frame->GetWidth();
const auto frame_height = frame->GetHeight();
const auto frame_format = frame->GetPixelFormat();
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:
@ -129,27 +132,26 @@ void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) {
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;
scaler_ctx = sws_getContext(frame_width, frame_height, 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;
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};
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->GetPlanes(), frame->GetStrides(), 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 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
@ -169,23 +171,23 @@ void Vic::WriteRGBFrame(const AVFrame* frame, const VicConfig& config) {
}
}
void Vic::WriteYUVFrame(const AVFrame* frame, const VicConfig& config) {
void Vic::WriteYUVFrame(std::unique_ptr<FFmpeg::Frame> frame, const VicConfig& config) {
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 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 auto frame_width = std::min(surface_width, static_cast<size_t>(frame->GetWidth()));
const auto frame_height = std::min(surface_height, static_cast<size_t>(frame->GetHeight()));
const auto stride = static_cast<size_t>(frame->linesize[0]);
const auto stride = static_cast<size_t>(frame->GetStride(0));
luma_buffer.resize_destructive(aligned_width * surface_height);
chroma_buffer.resize_destructive(aligned_width * surface_height / 2);
// Populate luma buffer
const u8* luma_src = frame->data[0];
const u8* luma_src = frame->GetData(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;
@ -196,16 +198,16 @@ void Vic::WriteYUVFrame(const AVFrame* frame, const VicConfig& config) {
// Chroma
const std::size_t half_height = frame_height / 2;
const auto half_stride = static_cast<size_t>(frame->linesize[1]);
const auto half_stride = static_cast<size_t>(frame->GetStride(1));
switch (frame->format) {
switch (frame->GetPixelFormat()) {
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;
u8* chroma_buffer_data = chroma_buffer.data();
const u8* chroma_b_src = frame->data[1];
const u8* chroma_r_src = frame->data[2];
const u8* chroma_b_src = frame->GetData(1);
const u8* chroma_r_src = frame->GetData(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;
@ -219,7 +221,7 @@ void Vic::WriteYUVFrame(const AVFrame* frame, const VicConfig& config) {
case AV_PIX_FMT_NV12: {
// Frame from VA-API hardware
// This is already interleaved so just copy
const u8* chroma_src = frame->data[1];
const u8* chroma_src = frame->GetData(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;