| /* | 
 |  * Copyright (c) 2021, Alliance for Open Media. All rights reserved | 
 |  * | 
 |  * This source code is subject to the terms of the BSD 3-Clause Clear License | 
 |  * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear | 
 |  * License was not distributed with this source code in the LICENSE file, you | 
 |  * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/.  If the | 
 |  * Alliance for Open Media Patent License 1.0 was not distributed with this | 
 |  * source code in the PATENTS file, you can obtain it at | 
 |  * aomedia.org/license/patent-license/. | 
 |  */ | 
 |  | 
 | #include <memory> | 
 | #include <string> | 
 |  | 
 | #include "third_party/googletest/src/googletest/include/gtest/gtest.h" | 
 |  | 
 | #include "config/aom_config.h" | 
 |  | 
 | #include "aom_ports/mem.h" | 
 | #include "test/codec_factory.h" | 
 | #include "test/decode_test_driver.h" | 
 | #include "test/encode_test_driver.h" | 
 | #include "test/register_state_check.h" | 
 | #include "test/video_source.h" | 
 |  | 
 | namespace libaom_test { | 
 | void Encoder::InitEncoder(VideoSource *video) { | 
 |   aom_codec_err_t res; | 
 |   const aom_image_t *img = video->img(); | 
 |  | 
 |   if (video->img() && !encoder_.priv) { | 
 |     cfg_.g_w = img->d_w; | 
 |     cfg_.g_h = img->d_h; | 
 |     cfg_.g_timebase = video->timebase(); | 
 |  | 
 |     res = aom_codec_enc_init(&encoder_, CodecInterface(), &cfg_, init_flags_); | 
 |     ASSERT_EQ(AOM_CODEC_OK, res) << EncoderError(); | 
 |   } | 
 | } | 
 |  | 
 | void Encoder::EncodeFrame(VideoSource *video, const unsigned long frame_flags) { | 
 |   if (video->img()) | 
 |     EncodeFrameInternal(*video, frame_flags); | 
 |   else | 
 |     Flush(); | 
 | } | 
 |  | 
 | void Encoder::EncodeFrameInternal(const VideoSource &video, | 
 |                                   const unsigned long frame_flags) { | 
 |   aom_codec_err_t res; | 
 |   const aom_image_t *img = video.img(); | 
 |  | 
 |   // Handle frame resizing | 
 |   if (cfg_.g_w != img->d_w || cfg_.g_h != img->d_h) { | 
 |     cfg_.g_w = img->d_w; | 
 |     cfg_.g_h = img->d_h; | 
 |     res = aom_codec_enc_config_set(&encoder_, &cfg_); | 
 |     ASSERT_EQ(AOM_CODEC_OK, res) << EncoderError(); | 
 |   } | 
 |  | 
 |   // Encode the frame | 
 |   API_REGISTER_STATE_CHECK(res = | 
 |                                aom_codec_encode(&encoder_, img, video.pts(), | 
 |                                                 video.duration(), frame_flags)); | 
 |   ASSERT_EQ(AOM_CODEC_OK, res) << EncoderError(); | 
 | } | 
 |  | 
 | void Encoder::Flush() { | 
 |   const aom_codec_err_t res = aom_codec_encode(&encoder_, NULL, 0, 0, 0); | 
 |   if (!encoder_.priv) | 
 |     ASSERT_EQ(AOM_CODEC_ERROR, res) << EncoderError(); | 
 |   else | 
 |     ASSERT_EQ(AOM_CODEC_OK, res) << EncoderError(); | 
 | } | 
 |  | 
 | void EncoderTest::InitializeConfig() { | 
 |   const aom_codec_err_t res = codec_->DefaultEncoderConfig(&cfg_, 0); | 
 |   ASSERT_EQ(AOM_CODEC_OK, res); | 
 | } | 
 |  | 
 | void EncoderTest::SetMode(TestMode mode) { | 
 |   switch (mode) { | 
 |     case kOnePassGood: break; | 
 |     default: ASSERT_TRUE(false) << "Unexpected mode " << mode; | 
 |   } | 
 |   mode_ = mode; | 
 |   passes_ = 1; | 
 | } | 
 |  | 
 | static bool compare_plane(const uint8_t *const _buf1, int stride1, | 
 |                           const uint8_t *const _buf2, int stride2, int w, int h, | 
 |                           int *const mismatch_row, int *const mismatch_col, | 
 |                           int *const mismatch_pix1, int *const mismatch_pix2) { | 
 |   int r, c; | 
 |  | 
 |   for (r = 0; r < h; ++r) { | 
 |     const uint16_t *buf1 = (const uint16_t *)(_buf1 + r * stride1); | 
 |     const uint16_t *buf2 = (const uint16_t *)(_buf2 + r * stride2); | 
 |     for (c = 0; c < w; ++c) { | 
 |       const int pix1 = buf1[c]; | 
 |       const int pix2 = buf2[c]; | 
 |  | 
 |       if (pix1 != pix2) { | 
 |         if (mismatch_row != NULL) *mismatch_row = r; | 
 |         if (mismatch_col != NULL) *mismatch_col = c; | 
 |         if (mismatch_pix1 != NULL) *mismatch_pix1 = pix1; | 
 |         if (mismatch_pix2 != NULL) *mismatch_pix2 = pix2; | 
 |         return false; | 
 |       } | 
 |     } | 
 |   } | 
 |  | 
 |   return true; | 
 | } | 
 |  | 
 | // The function should return "true" most of the time, therefore no early | 
 | // break-out is implemented within the match checking process. | 
 | static bool compare_img(const aom_image_t *img1, const aom_image_t *img2, | 
 |                         int *const mismatch_row, int *const mismatch_col, | 
 |                         int *const mismatch_plane, int *const mismatch_pix1, | 
 |                         int *const mismatch_pix2) { | 
 |   if (img1->fmt != img2->fmt || img1->cp != img2->cp || img1->tc != img2->tc || | 
 |       img1->mc != img2->mc || img1->d_w != img2->d_w || | 
 |       img1->d_h != img2->d_h || img1->monochrome != img2->monochrome) { | 
 |     if (mismatch_row != NULL) *mismatch_row = -1; | 
 |     if (mismatch_col != NULL) *mismatch_col = -1; | 
 |     return false; | 
 |   } | 
 |  | 
 |   const int num_planes = img1->monochrome ? 1 : 3; | 
 |   for (int plane = 0; plane < num_planes; plane++) { | 
 |     if (!compare_plane(img1->planes[plane], img1->stride[plane], | 
 |                        img2->planes[plane], img2->stride[plane], | 
 |                        aom_img_plane_width(img1, plane), | 
 |                        aom_img_plane_height(img1, plane), mismatch_row, | 
 |                        mismatch_col, mismatch_pix1, mismatch_pix2)) { | 
 |       if (mismatch_plane != NULL) *mismatch_plane = plane; | 
 |       return false; | 
 |     } | 
 |   } | 
 |  | 
 |   return true; | 
 | } | 
 |  | 
 | void EncoderTest::MismatchHook(const aom_image_t *img_enc, | 
 |                                const aom_image_t *img_dec) { | 
 |   int mismatch_row = 0; | 
 |   int mismatch_col = 0; | 
 |   int mismatch_plane = 0; | 
 |   int mismatch_pix_enc = 0; | 
 |   int mismatch_pix_dec = 0; | 
 |  | 
 |   ASSERT_FALSE(compare_img(img_enc, img_dec, &mismatch_row, &mismatch_col, | 
 |                            &mismatch_plane, &mismatch_pix_enc, | 
 |                            &mismatch_pix_dec)); | 
 |  | 
 |   GTEST_FAIL() << "Encode/Decode mismatch found:" << std::endl | 
 |                << "  pixel value enc/dec: " << mismatch_pix_enc << "/" | 
 |                << mismatch_pix_dec << std::endl | 
 |                << "                plane: " << mismatch_plane << std::endl | 
 |                << "              row/col: " << mismatch_row << "/" | 
 |                << mismatch_col << std::endl; | 
 | } | 
 |  | 
 | void EncoderTest::RunLoop(VideoSource *video) { | 
 |   aom_codec_dec_cfg_t dec_cfg = aom_codec_dec_cfg_t(); | 
 |  | 
 |   ASSERT_EQ(1, (int)passes_); | 
 |   for (unsigned int pass = 0; pass < passes_; pass++) { | 
 |     last_pts_ = 0; | 
 |  | 
 |     if (passes_ == 1) | 
 |       cfg_.g_pass = AOM_RC_ONE_PASS; | 
 |     else if (pass == 0) | 
 |       cfg_.g_pass = AOM_RC_FIRST_PASS; | 
 |     else | 
 |       cfg_.g_pass = AOM_RC_LAST_PASS; | 
 |  | 
 |     BeginPassHook(pass); | 
 |     std::unique_ptr<Encoder> encoder(codec_->CreateEncoder(cfg_, init_flags_)); | 
 |     ASSERT_TRUE(encoder.get() != NULL); | 
 |  | 
 |     ASSERT_NO_FATAL_FAILURE(video->Begin()); | 
 |     encoder->InitEncoder(video); | 
 |  | 
 |     ASSERT_FALSE(::testing::Test::HasFatalFailure()); | 
 |  | 
 |     std::unique_ptr<Decoder> decoder( | 
 |         codec_->CreateDecoder(dec_cfg, 0 /* flags */)); | 
 | #if CONFIG_AV1_DECODER | 
 |     if (decoder->IsAV1()) { | 
 |       // Set dec_cfg.tile_row = -1 and dec_cfg.tile_col = -1 so that the whole | 
 |       // frame is decoded. | 
 |       decoder->Control(AV1_SET_TILE_MODE, cfg_.large_scale_tile); | 
 |       decoder->Control(AV1D_EXT_TILE_DEBUG, 1); | 
 |       decoder->Control(AV1_SET_DECODE_TILE_ROW, -1); | 
 |       decoder->Control(AV1_SET_DECODE_TILE_COL, -1); | 
 |     } | 
 | #endif | 
 |  | 
 |     number_spatial_layers_ = GetNumSpatialLayers(); | 
 |  | 
 |     bool again; | 
 |     DxDataIterator dec_iter = decoder->GetDxData(); | 
 |     for (again = true; again; video->Next()) { | 
 |       again = (video->img() != NULL); | 
 |  | 
 |       for (int sl = 0; sl < number_spatial_layers_; sl++) { | 
 |         PreEncodeFrameHook(video); | 
 |         PreEncodeFrameHook(video, encoder.get()); | 
 |         PreDecodeFrameHook(video, decoder.get()); | 
 |         encoder->EncodeFrame(video, frame_flags_); | 
 |  | 
 |         CxDataIterator iter = encoder->GetCxData(); | 
 |         if (!HandleEncodeResult(video, encoder.get())) break; | 
 |         bool has_cxdata = false; | 
 |         bool has_dxdata = false; | 
 |         aom_codec_err_t res_dec = AOM_CODEC_OK; | 
 |         bool pkt_decoded = false; | 
 |         while (const aom_codec_cx_pkt_t *pkt = iter.Next()) { | 
 |           pkt = MutateEncoderOutputHook(pkt); | 
 |           again = true; | 
 |           switch (pkt->kind) { | 
 |             case AOM_CODEC_CX_FRAME_NULL_PKT: | 
 |               has_cxdata = true; | 
 |               if (decoder.get() != NULL && DoDecode()) { | 
 |                 if (!HandleDecodeResult(res_dec, decoder.get())) break; | 
 |                 has_dxdata = true; | 
 |               } | 
 |               ASSERT_GE(pkt->data.frame.pts, last_pts_); | 
 |               if (sl == number_spatial_layers_) last_pts_ = pkt->data.frame.pts; | 
 |               FramePktHook(pkt, &dec_iter); | 
 |               break; | 
 |             case AOM_CODEC_CX_FRAME_PKT: | 
 |               has_cxdata = true; | 
 |               if (decoder.get() != NULL && DoDecode()) { | 
 |                 if (DoDecodeInvisible()) { | 
 |                   res_dec = decoder->DecodeFrame( | 
 |                       (const uint8_t *)pkt->data.frame.buf, pkt->data.frame.sz); | 
 |                 } else { | 
 |                   res_dec = decoder->DecodeFrame( | 
 |                       (const uint8_t *)pkt->data.frame.buf + | 
 |                           (pkt->data.frame.sz - pkt->data.frame.vis_frame_size), | 
 |                       pkt->data.frame.vis_frame_size); | 
 |                 } | 
 |  | 
 |                 if (!HandleDecodeResult(res_dec, decoder.get())) break; | 
 |  | 
 |                 has_dxdata = true; | 
 |                 pkt_decoded = true; | 
 |               } | 
 |               ASSERT_GE(pkt->data.frame.pts, last_pts_); | 
 |               if (sl == number_spatial_layers_) last_pts_ = pkt->data.frame.pts; | 
 |               FramePktHook(pkt, NULL); | 
 |               break; | 
 |  | 
 |             case AOM_CODEC_PSNR_PKT: PSNRPktHook(pkt); break; | 
 |  | 
 |             default: break; | 
 |           } | 
 |         } | 
 |  | 
 |         if (has_dxdata && has_cxdata) { | 
 |           const aom_image_t *img_enc = encoder->GetPreviewFrame(); | 
 |           if (pkt_decoded) { | 
 |             // reset iterator only if a pkt was decoded, else continue | 
 |             // with the previous iterator to get the next frame. | 
 |             dec_iter = decoder->GetDxData(); | 
 |           } | 
 |           const aom_image_t *img_dec = dec_iter.Next(); | 
 |           if (img_enc && img_dec) { | 
 |             const bool res = | 
 |                 compare_img(img_enc, img_dec, NULL, NULL, NULL, NULL, NULL); | 
 |             if (!res) {  // Mismatch | 
 |               MismatchHook(img_enc, img_dec); | 
 |             } | 
 |           } | 
 |           if (img_dec) DecompressedFrameHook(*img_dec, video->pts()); | 
 |         } | 
 |         if (!Continue()) break; | 
 |       }  // Loop over spatial layers | 
 |     } | 
 |  | 
 |     EndPassHook(); | 
 |  | 
 |     if (!Continue()) break; | 
 |   } | 
 | } | 
 |  | 
 | }  // namespace libaom_test |