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authorMorph <39850852+Morph1984@users.noreply.github.com>2023-06-25 03:58:23 +0200
committerMorph <39850852+Morph1984@users.noreply.github.com>2023-07-01 03:49:59 +0200
commit310b6cf4af940fa07666400426bbcca815c5375c (patch)
treed3de4ddab952c5404be38035ece48773c0be41ac /src/video_core
parentring_buffer: Fix const usage on std::span (diff)
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Diffstat (limited to 'src/video_core')
-rw-r--r--src/video_core/host1x/codecs/codec.cpp2
-rw-r--r--src/video_core/host1x/codecs/h264.cpp14
-rw-r--r--src/video_core/host1x/codecs/h264.h12
-rw-r--r--src/video_core/host1x/codecs/vp8.cpp2
-rw-r--r--src/video_core/host1x/codecs/vp8.h7
-rw-r--r--src/video_core/host1x/codecs/vp9.cpp1
-rw-r--r--src/video_core/host1x/codecs/vp9.h8
-rw-r--r--src/video_core/host1x/codecs/vp9_types.h1
8 files changed, 28 insertions, 19 deletions
diff --git a/src/video_core/host1x/codecs/codec.cpp b/src/video_core/host1x/codecs/codec.cpp
index cd6a3a9b8..da07a556f 100644
--- a/src/video_core/host1x/codecs/codec.cpp
+++ b/src/video_core/host1x/codecs/codec.cpp
@@ -290,7 +290,7 @@ void Codec::Decode() {
return vp9_decoder->GetFrameBytes();
default:
ASSERT(false);
- return std::vector<u8>{};
+ return std::span<const u8>{};
}
}();
AVPacketPtr packet{av_packet_alloc(), AVPacketDeleter};
diff --git a/src/video_core/host1x/codecs/h264.cpp b/src/video_core/host1x/codecs/h264.cpp
index ce827eb6c..862904e39 100644
--- a/src/video_core/host1x/codecs/h264.cpp
+++ b/src/video_core/host1x/codecs/h264.cpp
@@ -29,15 +29,15 @@ H264::H264(Host1x::Host1x& host1x_) : host1x{host1x_} {}
H264::~H264() = default;
-const std::vector<u8>& H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state,
- bool is_first_frame) {
+std::span<const u8> H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state,
+ bool is_first_frame) {
H264DecoderContext context;
host1x.MemoryManager().ReadBlock(state.picture_info_offset, &context,
sizeof(H264DecoderContext));
const s64 frame_number = context.h264_parameter_set.frame_number.Value();
if (!is_first_frame && frame_number != 0) {
- frame.resize(context.stream_len);
+ frame.resize_destructive(context.stream_len);
host1x.MemoryManager().ReadBlock(state.frame_bitstream_offset, frame.data(), frame.size());
return frame;
}
@@ -135,14 +135,14 @@ const std::vector<u8>& H264::ComposeFrame(const Host1x::NvdecCommon::NvdecRegist
for (s32 index = 0; index < 6; index++) {
writer.WriteBit(true);
std::span<const u8> matrix{context.weight_scale};
- writer.WriteScalingList(matrix, index * 16, 16);
+ writer.WriteScalingList(scan, matrix, index * 16, 16);
}
if (context.h264_parameter_set.transform_8x8_mode_flag) {
for (s32 index = 0; index < 2; index++) {
writer.WriteBit(true);
std::span<const u8> matrix{context.weight_scale_8x8};
- writer.WriteScalingList(matrix, index * 64, 64);
+ writer.WriteScalingList(scan, matrix, index * 64, 64);
}
}
@@ -188,8 +188,8 @@ void H264BitWriter::WriteBit(bool state) {
WriteBits(state ? 1 : 0, 1);
}
-void H264BitWriter::WriteScalingList(std::span<const u8> list, s32 start, s32 count) {
- static Common::ScratchBuffer<u8> scan{};
+void H264BitWriter::WriteScalingList(Common::ScratchBuffer<u8>& scan, std::span<const u8> list,
+ s32 start, s32 count) {
scan.resize_destructive(count);
if (count == 16) {
std::memcpy(scan.data(), zig_zag_scan.data(), scan.size());
diff --git a/src/video_core/host1x/codecs/h264.h b/src/video_core/host1x/codecs/h264.h
index 5cc86454e..d6b556322 100644
--- a/src/video_core/host1x/codecs/h264.h
+++ b/src/video_core/host1x/codecs/h264.h
@@ -5,9 +5,11 @@
#include <span>
#include <vector>
+
#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
+#include "common/scratch_buffer.h"
#include "video_core/host1x/nvdec_common.h"
namespace Tegra {
@@ -37,7 +39,8 @@ public:
/// Based on section 7.3.2.1.1.1 and Table 7-4 in the H.264 specification
/// Writes the scaling matrices of the sream
- void WriteScalingList(std::span<const u8> list, s32 start, s32 count);
+ void WriteScalingList(Common::ScratchBuffer<u8>& scan, std::span<const u8> list, s32 start,
+ s32 count);
/// Return the bitstream as a vector.
[[nodiscard]] std::vector<u8>& GetByteArray();
@@ -63,11 +66,12 @@ public:
~H264();
/// Compose the H264 frame for FFmpeg decoding
- [[nodiscard]] const std::vector<u8>& ComposeFrame(
- const Host1x::NvdecCommon::NvdecRegisters& state, bool is_first_frame = false);
+ [[nodiscard]] std::span<const u8> ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state,
+ bool is_first_frame = false);
private:
- std::vector<u8> frame;
+ Common::ScratchBuffer<u8> frame;
+ Common::ScratchBuffer<u8> scan;
Host1x::Host1x& host1x;
struct H264ParameterSet {
diff --git a/src/video_core/host1x/codecs/vp8.cpp b/src/video_core/host1x/codecs/vp8.cpp
index 28fb12cb8..ee6392ff9 100644
--- a/src/video_core/host1x/codecs/vp8.cpp
+++ b/src/video_core/host1x/codecs/vp8.cpp
@@ -12,7 +12,7 @@ VP8::VP8(Host1x::Host1x& host1x_) : host1x{host1x_} {}
VP8::~VP8() = default;
-const std::vector<u8>& VP8::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
+std::span<const u8> VP8::ComposeFrame(const Host1x::NvdecCommon::NvdecRegisters& state) {
VP8PictureInfo info;
host1x.MemoryManager().ReadBlock(state.picture_info_offset, &info, sizeof(VP8PictureInfo));
diff --git a/src/video_core/host1x/codecs/vp8.h b/src/video_core/host1x/codecs/vp8.h
index 5bf07ecab..7926b73f3 100644
--- a/src/video_core/host1x/codecs/vp8.h
+++ b/src/video_core/host1x/codecs/vp8.h
@@ -4,10 +4,11 @@
#pragma once
#include <array>
-#include <vector>
+#include <span>
#include "common/common_funcs.h"
#include "common/common_types.h"
+#include "common/scratch_buffer.h"
#include "video_core/host1x/nvdec_common.h"
namespace Tegra {
@@ -24,11 +25,11 @@ public:
~VP8();
/// Compose the VP8 frame for FFmpeg decoding
- [[nodiscard]] const std::vector<u8>& ComposeFrame(
+ [[nodiscard]] std::span<const u8> ComposeFrame(
const Host1x::NvdecCommon::NvdecRegisters& state);
private:
- std::vector<u8> frame;
+ Common::ScratchBuffer<u8> frame;
Host1x::Host1x& host1x;
struct VP8PictureInfo {
diff --git a/src/video_core/host1x/codecs/vp9.cpp b/src/video_core/host1x/codecs/vp9.cpp
index cf40c9012..306c3d0e8 100644
--- a/src/video_core/host1x/codecs/vp9.cpp
+++ b/src/video_core/host1x/codecs/vp9.cpp
@@ -3,6 +3,7 @@
#include <algorithm> // for std::copy
#include <numeric>
+
#include "common/assert.h"
#include "video_core/host1x/codecs/vp9.h"
#include "video_core/host1x/host1x.h"
diff --git a/src/video_core/host1x/codecs/vp9.h b/src/video_core/host1x/codecs/vp9.h
index d4083e8d3..f1ed19508 100644
--- a/src/video_core/host1x/codecs/vp9.h
+++ b/src/video_core/host1x/codecs/vp9.h
@@ -4,9 +4,11 @@
#pragma once
#include <array>
+#include <span>
#include <vector>
#include "common/common_types.h"
+#include "common/scratch_buffer.h"
#include "common/stream.h"
#include "video_core/host1x/codecs/vp9_types.h"
#include "video_core/host1x/nvdec_common.h"
@@ -128,8 +130,8 @@ public:
return !current_frame_info.show_frame;
}
- /// Returns a const reference to the composed frame data.
- [[nodiscard]] const std::vector<u8>& GetFrameBytes() const {
+ /// Returns a const span to the composed frame data.
+ [[nodiscard]] std::span<const u8> GetFrameBytes() const {
return frame;
}
@@ -181,7 +183,7 @@ private:
[[nodiscard]] VpxBitStreamWriter ComposeUncompressedHeader();
Host1x::Host1x& host1x;
- std::vector<u8> frame;
+ Common::ScratchBuffer<u8> frame;
std::array<s8, 4> loop_filter_ref_deltas{};
std::array<s8, 2> loop_filter_mode_deltas{};
diff --git a/src/video_core/host1x/codecs/vp9_types.h b/src/video_core/host1x/codecs/vp9_types.h
index adad8ed7e..cc9b25690 100644
--- a/src/video_core/host1x/codecs/vp9_types.h
+++ b/src/video_core/host1x/codecs/vp9_types.h
@@ -5,6 +5,7 @@
#include <array>
#include <vector>
+
#include "common/common_funcs.h"
#include "common/common_types.h"