e6109dbd41
Added a virtual function to handle PSNR packets. Change-Id: Id2a6372c691a14f19bbeed217a93a9df03e81e75
205 lines
6.0 KiB
C++
205 lines
6.0 KiB
C++
/*
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* Copyright (c) 2012 The WebM 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 "vpx_config.h"
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#include "test/encode_test_driver.h"
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#if CONFIG_VP8_DECODER
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#include "test/decode_test_driver.h"
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#endif
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#include "test/video_source.h"
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#include "third_party/googletest/src/include/gtest/gtest.h"
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namespace libvpx_test {
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void Encoder::EncodeFrame(VideoSource *video, const unsigned long frame_flags) {
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if (video->img())
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EncodeFrameInternal(*video, frame_flags);
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else
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Flush();
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// Handle twopass stats
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CxDataIterator iter = GetCxData();
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while (const vpx_codec_cx_pkt_t *pkt = iter.Next()) {
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if (pkt->kind != VPX_CODEC_STATS_PKT)
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continue;
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stats_->Append(*pkt);
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}
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}
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void Encoder::EncodeFrameInternal(const VideoSource &video,
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const unsigned long frame_flags) {
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vpx_codec_err_t res;
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const vpx_image_t *img = video.img();
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// Handle first frame initialization
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if (!encoder_.priv) {
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cfg_.g_w = img->d_w;
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cfg_.g_h = img->d_h;
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cfg_.g_timebase = video.timebase();
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cfg_.rc_twopass_stats_in = stats_->buf();
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res = vpx_codec_enc_init(&encoder_, &vpx_codec_vp8_cx_algo, &cfg_,
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init_flags_);
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ASSERT_EQ(VPX_CODEC_OK, res) << EncoderError();
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}
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// Handle frame resizing
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if (cfg_.g_w != img->d_w || cfg_.g_h != img->d_h) {
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cfg_.g_w = img->d_w;
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cfg_.g_h = img->d_h;
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res = vpx_codec_enc_config_set(&encoder_, &cfg_);
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ASSERT_EQ(VPX_CODEC_OK, res) << EncoderError();
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}
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// Encode the frame
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res = vpx_codec_encode(&encoder_,
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video.img(), video.pts(), video.duration(),
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frame_flags, deadline_);
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ASSERT_EQ(VPX_CODEC_OK, res) << EncoderError();
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}
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void Encoder::Flush() {
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const vpx_codec_err_t res = vpx_codec_encode(&encoder_, NULL, 0, 0, 0,
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deadline_);
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ASSERT_EQ(VPX_CODEC_OK, res) << EncoderError();
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}
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void EncoderTest::SetMode(TestMode mode) {
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switch (mode) {
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case kRealTime:
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deadline_ = VPX_DL_REALTIME;
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break;
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case kOnePassGood:
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case kTwoPassGood:
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deadline_ = VPX_DL_GOOD_QUALITY;
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break;
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case kOnePassBest:
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case kTwoPassBest:
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deadline_ = VPX_DL_BEST_QUALITY;
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break;
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default:
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ASSERT_TRUE(false) << "Unexpected mode " << mode;
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}
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if (mode == kTwoPassGood || mode == kTwoPassBest)
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passes_ = 2;
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else
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passes_ = 1;
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}
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// The function should return "true" most of the time, therefore no early
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// break-out is implemented within the match checking process.
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static bool compare_img(const vpx_image_t *img1,
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const vpx_image_t *img2) {
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bool match = (img1->fmt == img2->fmt) &&
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(img1->d_w == img2->d_w) &&
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(img1->d_h == img2->d_h);
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const unsigned int width_y = img1->d_w;
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const unsigned int height_y = img1->d_h;
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unsigned int i;
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for (i = 0; i < height_y; ++i)
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match = ( memcmp(img1->planes[VPX_PLANE_Y] + i * img1->stride[VPX_PLANE_Y],
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img2->planes[VPX_PLANE_Y] + i * img2->stride[VPX_PLANE_Y],
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width_y) == 0) && match;
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const unsigned int width_uv = (img1->d_w + 1) >> 1;
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const unsigned int height_uv = (img1->d_h + 1) >> 1;
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for (i = 0; i < height_uv; ++i)
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match = ( memcmp(img1->planes[VPX_PLANE_U] + i * img1->stride[VPX_PLANE_U],
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img2->planes[VPX_PLANE_U] + i * img2->stride[VPX_PLANE_U],
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width_uv) == 0) && match;
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for (i = 0; i < height_uv; ++i)
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match = ( memcmp(img1->planes[VPX_PLANE_V] + i * img1->stride[VPX_PLANE_V],
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img2->planes[VPX_PLANE_V] + i * img2->stride[VPX_PLANE_V],
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width_uv) == 0) && match;
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return match;
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}
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void EncoderTest::RunLoop(VideoSource *video) {
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#if CONFIG_VP8_DECODER
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vpx_codec_dec_cfg_t dec_cfg = {0};
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#endif
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stats_.Reset();
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for (unsigned int pass = 0; pass < passes_; pass++) {
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last_pts_ = 0;
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if (passes_ == 1)
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cfg_.g_pass = VPX_RC_ONE_PASS;
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else if (pass == 0)
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cfg_.g_pass = VPX_RC_FIRST_PASS;
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else
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cfg_.g_pass = VPX_RC_LAST_PASS;
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BeginPassHook(pass);
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Encoder encoder(cfg_, deadline_, init_flags_, &stats_);
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#if CONFIG_VP8_DECODER
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Decoder decoder(dec_cfg);
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bool has_cxdata = false;
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#endif
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bool again;
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for (again = true, video->Begin(); again; video->Next()) {
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again = video->img() != NULL;
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PreEncodeFrameHook(video);
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PreEncodeFrameHook(video, &encoder);
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encoder.EncodeFrame(video, frame_flags_);
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CxDataIterator iter = encoder.GetCxData();
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while (const vpx_codec_cx_pkt_t *pkt = iter.Next()) {
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again = true;
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switch (pkt->kind) {
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case VPX_CODEC_CX_FRAME_PKT:
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#if CONFIG_VP8_DECODER
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has_cxdata = true;
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decoder.DecodeFrame((const uint8_t*)pkt->data.frame.buf,
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pkt->data.frame.sz);
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#endif
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ASSERT_GE(pkt->data.frame.pts, last_pts_);
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last_pts_ = pkt->data.frame.pts;
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FramePktHook(pkt);
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break;
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case VPX_CODEC_PSNR_PKT:
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PSNRPktHook(pkt);
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break;
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default:
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break;
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}
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}
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#if CONFIG_VP8_DECODER
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if (has_cxdata) {
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const vpx_image_t *img_enc = encoder.GetPreviewFrame();
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DxDataIterator dec_iter = decoder.GetDxData();
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const vpx_image_t *img_dec = dec_iter.Next();
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if(img_enc && img_dec) {
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const bool res = compare_img(img_enc, img_dec);
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ASSERT_TRUE(res)<< "Encoder/Decoder mismatch found.";
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}
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}
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#endif
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if (!Continue())
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break;
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}
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EndPassHook();
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if (!Continue())
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break;
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}
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}
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} // namespace libvpx_test
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