2a8c2f589a
For them implemeted upscaling in libyuv metrics calculation. Updated maximum number of SL in vp9 encoder to 3. Refactored names of some fields in Video_quality_check analyzer. BUG=webrtc:7095 Review-Url: https://codereview.webrtc.org/2681683003 Cr-Commit-Position: refs/heads/master@{#16625}
456 lines
15 KiB
C++
456 lines
15 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
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#include <string.h>
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#include "webrtc/base/checks.h"
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// TODO(nisse): Only needed for the deprecated ConvertToI420.
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#include "webrtc/api/video/i420_buffer.h"
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// NOTE(ajm): Path provided by gn.
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#include "libyuv.h" // NOLINT
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namespace webrtc {
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VideoType RawVideoTypeToCommonVideoVideoType(RawVideoType type) {
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switch (type) {
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case kVideoI420:
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return kI420;
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case kVideoIYUV:
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return kIYUV;
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case kVideoRGB24:
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return kRGB24;
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case kVideoARGB:
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return kARGB;
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case kVideoARGB4444:
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return kARGB4444;
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case kVideoRGB565:
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return kRGB565;
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case kVideoARGB1555:
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return kARGB1555;
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case kVideoYUY2:
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return kYUY2;
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case kVideoYV12:
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return kYV12;
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case kVideoUYVY:
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return kUYVY;
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case kVideoNV21:
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return kNV21;
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case kVideoNV12:
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return kNV12;
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case kVideoBGRA:
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return kBGRA;
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case kVideoMJPEG:
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return kMJPG;
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default:
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RTC_NOTREACHED();
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}
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return kUnknown;
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}
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size_t CalcBufferSize(VideoType type, int width, int height) {
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RTC_DCHECK_GE(width, 0);
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RTC_DCHECK_GE(height, 0);
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size_t buffer_size = 0;
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switch (type) {
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case kI420:
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case kNV12:
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case kNV21:
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case kIYUV:
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case kYV12: {
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int half_width = (width + 1) >> 1;
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int half_height = (height + 1) >> 1;
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buffer_size = width * height + half_width * half_height * 2;
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break;
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}
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case kARGB4444:
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case kRGB565:
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case kARGB1555:
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case kYUY2:
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case kUYVY:
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buffer_size = width * height * 2;
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break;
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case kRGB24:
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buffer_size = width * height * 3;
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break;
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case kBGRA:
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case kARGB:
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buffer_size = width * height * 4;
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break;
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default:
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RTC_NOTREACHED();
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break;
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}
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return buffer_size;
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}
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static int PrintPlane(const uint8_t* buf,
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int width,
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int height,
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int stride,
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FILE* file) {
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for (int i = 0; i < height; i++, buf += stride) {
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if (fwrite(buf, 1, width, file) != static_cast<unsigned int>(width))
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return -1;
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}
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return 0;
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}
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// TODO(nisse): Belongs with the test code?
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int PrintVideoFrame(const VideoFrameBuffer& frame, FILE* file) {
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int width = frame.width();
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int height = frame.height();
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int chroma_width = (width + 1) / 2;
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int chroma_height = (height + 1) / 2;
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if (PrintPlane(frame.DataY(), width, height,
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frame.StrideY(), file) < 0) {
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return -1;
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}
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if (PrintPlane(frame.DataU(),
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chroma_width, chroma_height,
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frame.StrideU(), file) < 0) {
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return -1;
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}
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if (PrintPlane(frame.DataV(),
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chroma_width, chroma_height,
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frame.StrideV(), file) < 0) {
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return -1;
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}
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return 0;
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}
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int PrintVideoFrame(const VideoFrame& frame, FILE* file) {
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return PrintVideoFrame(*frame.video_frame_buffer(), file);
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}
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int ExtractBuffer(const rtc::scoped_refptr<VideoFrameBuffer>& input_frame,
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size_t size,
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uint8_t* buffer) {
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RTC_DCHECK(buffer);
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if (!input_frame)
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return -1;
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int width = input_frame->width();
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int height = input_frame->height();
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size_t length = CalcBufferSize(kI420, width, height);
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if (size < length) {
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return -1;
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}
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int chroma_width = (width + 1) / 2;
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int chroma_height = (height + 1) / 2;
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libyuv::I420Copy(input_frame->DataY(),
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input_frame->StrideY(),
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input_frame->DataU(),
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input_frame->StrideU(),
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input_frame->DataV(),
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input_frame->StrideV(),
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buffer, width,
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buffer + width*height, chroma_width,
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buffer + width*height + chroma_width*chroma_height,
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chroma_width,
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width, height);
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return static_cast<int>(length);
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}
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int ExtractBuffer(const VideoFrame& input_frame, size_t size, uint8_t* buffer) {
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return ExtractBuffer(input_frame.video_frame_buffer(), size, buffer);
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}
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int ConvertNV12ToRGB565(const uint8_t* src_frame,
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uint8_t* dst_frame,
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int width, int height) {
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int abs_height = (height < 0) ? -height : height;
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const uint8_t* yplane = src_frame;
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const uint8_t* uvInterlaced = src_frame + (width * abs_height);
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return libyuv::NV12ToRGB565(yplane, width,
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uvInterlaced, (width + 1) >> 1,
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dst_frame, width,
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width, height);
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}
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int ConvertRGB24ToARGB(const uint8_t* src_frame, uint8_t* dst_frame,
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int width, int height, int dst_stride) {
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if (dst_stride == 0)
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dst_stride = width;
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return libyuv::RGB24ToARGB(src_frame, width,
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dst_frame, dst_stride,
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width, height);
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}
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libyuv::RotationMode ConvertRotationMode(VideoRotation rotation) {
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switch (rotation) {
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case kVideoRotation_0:
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return libyuv::kRotate0;
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case kVideoRotation_90:
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return libyuv::kRotate90;
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case kVideoRotation_180:
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return libyuv::kRotate180;
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case kVideoRotation_270:
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return libyuv::kRotate270;
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}
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RTC_NOTREACHED();
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return libyuv::kRotate0;
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}
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int ConvertVideoType(VideoType video_type) {
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switch (video_type) {
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case kUnknown:
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return libyuv::FOURCC_ANY;
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case kI420:
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return libyuv::FOURCC_I420;
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case kIYUV: // same as KYV12
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case kYV12:
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return libyuv::FOURCC_YV12;
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case kRGB24:
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return libyuv::FOURCC_24BG;
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case kABGR:
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return libyuv::FOURCC_ABGR;
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case kRGB565:
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return libyuv::FOURCC_RGBP;
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case kYUY2:
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return libyuv::FOURCC_YUY2;
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case kUYVY:
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return libyuv::FOURCC_UYVY;
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case kMJPG:
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return libyuv::FOURCC_MJPG;
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case kNV21:
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return libyuv::FOURCC_NV21;
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case kNV12:
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return libyuv::FOURCC_NV12;
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case kARGB:
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return libyuv::FOURCC_ARGB;
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case kBGRA:
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return libyuv::FOURCC_BGRA;
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case kARGB4444:
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return libyuv::FOURCC_R444;
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case kARGB1555:
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return libyuv::FOURCC_RGBO;
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}
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RTC_NOTREACHED();
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return libyuv::FOURCC_ANY;
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}
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// TODO(nisse): Delete this wrapper, let callers use libyuv directly.
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int ConvertToI420(VideoType src_video_type,
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const uint8_t* src_frame,
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int crop_x,
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int crop_y,
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int src_width,
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int src_height,
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size_t sample_size,
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VideoRotation rotation,
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I420Buffer* dst_buffer) {
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int dst_width = dst_buffer->width();
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int dst_height = dst_buffer->height();
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// LibYuv expects pre-rotation values for dst.
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// Stride values should correspond to the destination values.
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if (rotation == kVideoRotation_90 || rotation == kVideoRotation_270) {
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std::swap(dst_width, dst_height);
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}
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return libyuv::ConvertToI420(
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src_frame, sample_size,
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dst_buffer->MutableDataY(), dst_buffer->StrideY(),
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dst_buffer->MutableDataU(), dst_buffer->StrideU(),
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dst_buffer->MutableDataV(), dst_buffer->StrideV(),
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crop_x, crop_y,
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src_width, src_height,
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dst_width, dst_height,
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ConvertRotationMode(rotation),
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ConvertVideoType(src_video_type));
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}
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int ConvertFromI420(const VideoFrame& src_frame,
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VideoType dst_video_type,
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int dst_sample_size,
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uint8_t* dst_frame) {
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return libyuv::ConvertFromI420(
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src_frame.video_frame_buffer()->DataY(),
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src_frame.video_frame_buffer()->StrideY(),
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src_frame.video_frame_buffer()->DataU(),
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src_frame.video_frame_buffer()->StrideU(),
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src_frame.video_frame_buffer()->DataV(),
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src_frame.video_frame_buffer()->StrideV(),
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dst_frame, dst_sample_size,
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src_frame.width(), src_frame.height(),
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ConvertVideoType(dst_video_type));
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}
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// Compute PSNR for an I420 frame (all planes). Can upscale test frame.
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double I420PSNR(const VideoFrameBuffer& ref_buffer,
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const VideoFrameBuffer& test_buffer) {
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RTC_DCHECK_GE(ref_buffer.width(), test_buffer.width());
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RTC_DCHECK_GE(ref_buffer.height(), test_buffer.height());
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if ((ref_buffer.width() != test_buffer.width()) ||
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(ref_buffer.height() != test_buffer.height())) {
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rtc::scoped_refptr<I420Buffer> scaled_buffer =
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I420Buffer::Create(ref_buffer.width(), ref_buffer.height());
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scaled_buffer->ScaleFrom(test_buffer);
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return I420PSNR(ref_buffer, *scaled_buffer);
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}
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double psnr = libyuv::I420Psnr(
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ref_buffer.DataY(), ref_buffer.StrideY(), ref_buffer.DataU(),
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ref_buffer.StrideU(), ref_buffer.DataV(), ref_buffer.StrideV(),
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test_buffer.DataY(), test_buffer.StrideY(), test_buffer.DataU(),
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test_buffer.StrideU(), test_buffer.DataV(), test_buffer.StrideV(),
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test_buffer.width(), test_buffer.height());
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// LibYuv sets the max psnr value to 128, we restrict it here.
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// In case of 0 mse in one frame, 128 can skew the results significantly.
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return (psnr > kPerfectPSNR) ? kPerfectPSNR : psnr;
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}
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// Compute PSNR for an I420 frame (all planes)
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double I420PSNR(const VideoFrame* ref_frame, const VideoFrame* test_frame) {
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if (!ref_frame || !test_frame)
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return -1;
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return I420PSNR(*ref_frame->video_frame_buffer(),
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*test_frame->video_frame_buffer());
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}
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// Compute SSIM for an I420 frame (all planes). Can upscale test_buffer.
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double I420SSIM(const VideoFrameBuffer& ref_buffer,
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const VideoFrameBuffer& test_buffer) {
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RTC_DCHECK_GE(ref_buffer.width(), test_buffer.width());
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RTC_DCHECK_GE(ref_buffer.height(), test_buffer.height());
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if ((ref_buffer.width() != test_buffer.width()) ||
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(ref_buffer.height() != test_buffer.height())) {
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rtc::scoped_refptr<I420Buffer> scaled_buffer =
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I420Buffer::Create(ref_buffer.width(), ref_buffer.height());
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scaled_buffer->ScaleFrom(test_buffer);
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return I420SSIM(ref_buffer, *scaled_buffer);
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}
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return libyuv::I420Ssim(
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ref_buffer.DataY(), ref_buffer.StrideY(), ref_buffer.DataU(),
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ref_buffer.StrideU(), ref_buffer.DataV(), ref_buffer.StrideV(),
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test_buffer.DataY(), test_buffer.StrideY(), test_buffer.DataU(),
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test_buffer.StrideU(), test_buffer.DataV(), test_buffer.StrideV(),
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test_buffer.width(), test_buffer.height());
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}
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double I420SSIM(const VideoFrame* ref_frame, const VideoFrame* test_frame) {
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if (!ref_frame || !test_frame)
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return -1;
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return I420SSIM(*ref_frame->video_frame_buffer(),
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*test_frame->video_frame_buffer());
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}
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void NV12Scale(std::vector<uint8_t>* tmp_buffer,
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const uint8_t* src_y, int src_stride_y,
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const uint8_t* src_uv, int src_stride_uv,
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int src_width, int src_height,
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uint8_t* dst_y, int dst_stride_y,
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uint8_t* dst_uv, int dst_stride_uv,
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int dst_width, int dst_height) {
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const int src_chroma_width = (src_width + 1) / 2;
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const int src_chroma_height = (src_height + 1) / 2;
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if (src_width == dst_width && src_height == dst_height) {
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// No scaling.
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tmp_buffer->clear();
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tmp_buffer->shrink_to_fit();
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libyuv::CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, src_width,
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src_height);
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libyuv::CopyPlane(src_uv, src_stride_uv, dst_uv, dst_stride_uv,
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src_chroma_width * 2, src_chroma_height);
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return;
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}
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// Scaling.
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// Allocate temporary memory for spitting UV planes and scaling them.
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const int dst_chroma_width = (dst_width + 1) / 2;
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const int dst_chroma_height = (dst_height + 1) / 2;
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tmp_buffer->resize(src_chroma_width * src_chroma_height * 2 +
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dst_chroma_width * dst_chroma_height * 2);
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tmp_buffer->shrink_to_fit();
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uint8_t* const src_u = tmp_buffer->data();
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uint8_t* const src_v = src_u + src_chroma_width * src_chroma_height;
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uint8_t* const dst_u = src_v + src_chroma_width * src_chroma_height;
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uint8_t* const dst_v = dst_u + dst_chroma_width * dst_chroma_height;
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// Split source UV plane into separate U and V plane using the temporary data.
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libyuv::SplitUVPlane(src_uv, src_stride_uv,
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src_u, src_chroma_width,
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src_v, src_chroma_width,
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src_chroma_width, src_chroma_height);
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// Scale the planes.
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libyuv::I420Scale(src_y, src_stride_y,
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src_u, src_chroma_width,
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src_v, src_chroma_width,
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src_width, src_height,
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dst_y, dst_stride_y,
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dst_u, dst_chroma_width,
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dst_v, dst_chroma_width,
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dst_width, dst_height,
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libyuv::kFilterBox);
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// Merge the UV planes into the destination.
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libyuv::MergeUVPlane(dst_u, dst_chroma_width,
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dst_v, dst_chroma_width,
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dst_uv, dst_stride_uv,
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dst_chroma_width, dst_chroma_height);
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}
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void NV12ToI420Scaler::NV12ToI420Scale(
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const uint8_t* src_y, int src_stride_y,
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const uint8_t* src_uv, int src_stride_uv,
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int src_width, int src_height,
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uint8_t* dst_y, int dst_stride_y,
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uint8_t* dst_u, int dst_stride_u,
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uint8_t* dst_v, int dst_stride_v,
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int dst_width, int dst_height) {
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if (src_width == dst_width && src_height == dst_height) {
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// No scaling.
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tmp_uv_planes_.clear();
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tmp_uv_planes_.shrink_to_fit();
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libyuv::NV12ToI420(
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src_y, src_stride_y,
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src_uv, src_stride_uv,
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dst_y, dst_stride_y,
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dst_u, dst_stride_u,
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dst_v, dst_stride_v,
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src_width, src_height);
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return;
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}
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// Scaling.
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// Allocate temporary memory for spitting UV planes.
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const int src_uv_width = (src_width + 1) / 2;
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const int src_uv_height = (src_height + 1) / 2;
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tmp_uv_planes_.resize(src_uv_width * src_uv_height * 2);
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tmp_uv_planes_.shrink_to_fit();
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// Split source UV plane into separate U and V plane using the temporary data.
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uint8_t* const src_u = tmp_uv_planes_.data();
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uint8_t* const src_v = tmp_uv_planes_.data() + src_uv_width * src_uv_height;
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libyuv::SplitUVPlane(src_uv, src_stride_uv,
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src_u, src_uv_width,
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src_v, src_uv_width,
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src_uv_width, src_uv_height);
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// Scale the planes into the destination.
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libyuv::I420Scale(src_y, src_stride_y,
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src_u, src_uv_width,
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src_v, src_uv_width,
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src_width, src_height,
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dst_y, dst_stride_y,
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dst_u, dst_stride_u,
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dst_v, dst_stride_v,
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dst_width, dst_height,
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libyuv::kFilterBox);
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}
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} // namespace webrtc
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