Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 659 insertions, 0 deletions

diff --git a/third_party/aom/test/encode_api_test.cc b/third_party/aom/test/encode_api_test.cc
new file mode 100644
index 0000000000..aa4084f9e4
--- /dev/null
+++ b/third_party/aom/test/encode_api_test.cc
@@ -0,0 +1,659 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. 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 www.aomedia.org/license/patent.
+ */
+
+#include <cassert>
+#include <cstdlib>
+#include <cstring>
+#include <tuple>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "config/aom_config.h"
+
+#include "aom/aomcx.h"
+#include "aom/aom_encoder.h"
+#include "aom/aom_image.h"
+
+namespace {
+
+#if CONFIG_REALTIME_ONLY
+const unsigned int kUsage = AOM_USAGE_REALTIME;
+#else
+const unsigned int kUsage = AOM_USAGE_GOOD_QUALITY;
+#endif
+
+static void *Memset16(void *dest, int val, size_t length) {
+  uint16_t *dest16 = (uint16_t *)dest;
+  for (size_t i = 0; i < length; ++i) *dest16++ = val;
+  return dest;
+}
+
+TEST(EncodeAPI, InvalidParams) {
+  uint8_t buf[1] = { 0 };
+  aom_image_t img;
+  aom_codec_ctx_t enc;
+  aom_codec_enc_cfg_t cfg;
+
+  EXPECT_EQ(&img, aom_img_wrap(&img, AOM_IMG_FMT_I420, 1, 1, 1, buf));
+
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_init(nullptr, nullptr, nullptr, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_init(&enc, nullptr, nullptr, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_encode(nullptr, nullptr, 0, 0, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_encode(nullptr, &img, 0, 0, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_destroy(nullptr));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_config_default(nullptr, nullptr, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_config_default(nullptr, &cfg, 0));
+  EXPECT_NE(aom_codec_error(nullptr), nullptr);
+
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  SCOPED_TRACE(aom_codec_iface_name(iface));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_init(nullptr, iface, nullptr, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_init(&enc, iface, nullptr, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
+            aom_codec_enc_config_default(iface, &cfg, 3));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  cfg.g_w = 1 << 16;
+  cfg.g_h = (1 << 14) + 1;
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  cfg.g_w = (1 << 14) + 1;
+  cfg.g_h = 1 << 16;
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  cfg.g_forced_max_frame_width = 1 << 16;
+  cfg.g_forced_max_frame_height = (1 << 14) + 1;
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  cfg.g_forced_max_frame_width = (1 << 14) + 1;
+  cfg.g_forced_max_frame_height = 1 << 16;
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(nullptr, aom_codec_get_global_headers(nullptr));
+
+  aom_fixed_buf_t *glob_headers = aom_codec_get_global_headers(&enc);
+  EXPECT_NE(glob_headers->buf, nullptr);
+  if (glob_headers) {
+    free(glob_headers->buf);
+    free(glob_headers);
+  }
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
+}
+
+TEST(EncodeAPI, InvalidControlId) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_ctx_t enc;
+  aom_codec_enc_cfg_t cfg;
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_ERROR, aom_codec_control(&enc, -1, 0));
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_control(&enc, 0, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
+}
+
+void EncodeSetSFrameOnFirstFrame(aom_img_fmt fmt, aom_codec_flags_t flag) {
+  constexpr int kWidth = 2;
+  constexpr int kHeight = 128;
+  unsigned char kBuffer[kWidth * kHeight * 3] = { 0 };
+  aom_image_t img;
+  ASSERT_EQ(aom_img_wrap(&img, fmt, kWidth, kHeight, 1, kBuffer), &img);
+
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
+  cfg.g_w = kWidth;
+  cfg.g_h = kHeight;
+
+  aom_codec_ctx_t enc;
+  ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, flag), AOM_CODEC_OK);
+  // One of these aom_codec_encode() calls should fail.
+  if (aom_codec_encode(&enc, &img, 0, 1, AOM_EFLAG_SET_S_FRAME) ==
+      AOM_CODEC_OK) {
+    EXPECT_NE(aom_codec_encode(&enc, nullptr, 0, 0, 0), AOM_CODEC_OK);
+  }
+  EXPECT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+}
+
+TEST(EncodeAPI, SetSFrameOnFirstFrame) {
+  EncodeSetSFrameOnFirstFrame(AOM_IMG_FMT_I420, 0);
+}
+
+#if CONFIG_AV1_HIGHBITDEPTH
+TEST(EncodeAPI, SetSFrameOnFirstFrameHighbd) {
+  EncodeSetSFrameOnFirstFrame(AOM_IMG_FMT_I42016, AOM_CODEC_USE_HIGHBITDEPTH);
+}
+#endif  // CONFIG_AV1_HIGHBITDEPTH
+
+TEST(EncodeAPI, MonochromeInProfiles) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
+  cfg.g_w = 128;
+  cfg.g_h = 128;
+  cfg.monochrome = 1;
+  aom_codec_ctx_t enc;
+
+  // Test Profile 0
+  cfg.g_profile = 0;
+  ASSERT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
+
+  // Test Profile 1
+  cfg.g_profile = 1;
+  ASSERT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+
+  // Test Profile 3
+  cfg.g_profile = 2;
+  ASSERT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
+}
+
+TEST(EncodeAPI, LowBDEncoderLowBDImage) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
+
+  aom_codec_ctx_t enc;
+  ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
+
+  aom_image_t *image =
+      aom_img_alloc(nullptr, AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h, 0);
+  ASSERT_NE(image, nullptr);
+
+  // Set the image to two colors so that av1_set_screen_content_options() will
+  // call av1_get_perpixel_variance().
+  int luma_value = 0;
+  for (unsigned int i = 0; i < image->d_h; ++i) {
+    memset(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
+    luma_value = 255 - luma_value;
+  }
+  unsigned int uv_h = (image->d_h + 1) / 2;
+  unsigned int uv_w = (image->d_w + 1) / 2;
+  for (unsigned int i = 0; i < uv_h; ++i) {
+    memset(image->planes[1] + i * image->stride[1], 128, uv_w);
+    memset(image->planes[2] + i * image->stride[2], 128, uv_w);
+  }
+
+  ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
+
+  aom_img_free(image);
+  ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+}
+
+TEST(EncodeAPI, HighBDEncoderHighBDImage) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
+
+  aom_codec_ctx_t enc;
+  aom_codec_err_t init_status =
+      aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_HIGHBITDEPTH);
+#if !CONFIG_AV1_HIGHBITDEPTH
+  ASSERT_EQ(init_status, AOM_CODEC_INCAPABLE);
+#else
+  ASSERT_EQ(init_status, AOM_CODEC_OK);
+
+  aom_image_t *image =
+      aom_img_alloc(nullptr, AOM_IMG_FMT_I42016, cfg.g_w, cfg.g_h, 0);
+  ASSERT_NE(image, nullptr);
+
+  // Set the image to two colors so that av1_set_screen_content_options() will
+  // call av1_get_perpixel_variance().
+  int luma_value = 0;
+  for (unsigned int i = 0; i < image->d_h; ++i) {
+    Memset16(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
+    luma_value = 255 - luma_value;
+  }
+  unsigned int uv_h = (image->d_h + 1) / 2;
+  unsigned int uv_w = (image->d_w + 1) / 2;
+  for (unsigned int i = 0; i < uv_h; ++i) {
+    Memset16(image->planes[1] + i * image->stride[1], 128, uv_w);
+    Memset16(image->planes[2] + i * image->stride[2], 128, uv_w);
+  }
+
+  ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
+
+  aom_img_free(image);
+  ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+#endif
+}
+
+TEST(EncodeAPI, HighBDEncoderLowBDImage) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
+
+  aom_codec_ctx_t enc;
+  aom_codec_err_t init_status =
+      aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_HIGHBITDEPTH);
+#if !CONFIG_AV1_HIGHBITDEPTH
+  ASSERT_EQ(init_status, AOM_CODEC_INCAPABLE);
+#else
+  ASSERT_EQ(init_status, AOM_CODEC_OK);
+
+  aom_image_t *image =
+      aom_img_alloc(nullptr, AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h, 0);
+  ASSERT_NE(image, nullptr);
+
+  // Set the image to two colors so that av1_set_screen_content_options() will
+  // call av1_get_perpixel_variance().
+  int luma_value = 0;
+  for (unsigned int i = 0; i < image->d_h; ++i) {
+    memset(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
+    luma_value = 255 - luma_value;
+  }
+  unsigned int uv_h = (image->d_h + 1) / 2;
+  unsigned int uv_w = (image->d_w + 1) / 2;
+  for (unsigned int i = 0; i < uv_h; ++i) {
+    memset(image->planes[1] + i * image->stride[1], 128, uv_w);
+    memset(image->planes[2] + i * image->stride[2], 128, uv_w);
+  }
+
+  ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_INVALID_PARAM);
+
+  aom_img_free(image);
+  ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+#endif
+}
+
+TEST(EncodeAPI, LowBDEncoderHighBDImage) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
+
+  aom_codec_ctx_t enc;
+  ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
+
+  aom_image_t *image =
+      aom_img_alloc(nullptr, AOM_IMG_FMT_I42016, cfg.g_w, cfg.g_h, 0);
+  ASSERT_NE(image, nullptr);
+
+  // Set the image to two colors so that av1_set_screen_content_options() will
+  // call av1_get_perpixel_variance().
+  int luma_value = 0;
+  for (unsigned int i = 0; i < image->d_h; ++i) {
+    Memset16(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
+    luma_value = 255 - luma_value;
+  }
+  unsigned int uv_h = (image->d_h + 1) / 2;
+  unsigned int uv_w = (image->d_w + 1) / 2;
+  for (unsigned int i = 0; i < uv_h; ++i) {
+    Memset16(image->planes[1] + i * image->stride[1], 128, uv_w);
+    Memset16(image->planes[2] + i * image->stride[2], 128, uv_w);
+  }
+
+  ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_INVALID_PARAM);
+
+  aom_img_free(image);
+  ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+}
+
+aom_image_t *CreateGrayImage(aom_img_fmt_t fmt, unsigned int w,
+                             unsigned int h) {
+  aom_image_t *const image = aom_img_alloc(nullptr, fmt, w, h, 1);
+  if (!image) return image;
+
+  for (unsigned int i = 0; i < image->d_h; ++i) {
+    memset(image->planes[0] + i * image->stride[0], 128, image->d_w);
+  }
+  const unsigned int uv_h = (image->d_h + 1) / 2;
+  const unsigned int uv_w = (image->d_w + 1) / 2;
+  for (unsigned int i = 0; i < uv_h; ++i) {
+    memset(image->planes[1] + i * image->stride[1], 128, uv_w);
+    memset(image->planes[2] + i * image->stride[2], 128, uv_w);
+  }
+  return image;
+}
+
+TEST(EncodeAPI, Buganizer310548198) {
+  aom_codec_iface_t *const iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  const unsigned int usage = AOM_USAGE_REALTIME;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, usage), AOM_CODEC_OK);
+  cfg.g_w = 1;
+  cfg.g_h = 444;
+  cfg.g_pass = AOM_RC_ONE_PASS;
+  cfg.g_lag_in_frames = 0;
+
+  aom_codec_ctx_t enc;
+  ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
+
+  const int speed = 6;
+  ASSERT_EQ(aom_codec_control(&enc, AOME_SET_CPUUSED, speed), AOM_CODEC_OK);
+
+  const aom_enc_frame_flags_t flags = 0;
+  int frame_index = 0;
+
+  // Encode a frame.
+  aom_image_t *image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
+  ASSERT_NE(image, nullptr);
+  ASSERT_EQ(aom_codec_encode(&enc, image, frame_index, 1, flags), AOM_CODEC_OK);
+  frame_index++;
+  const aom_codec_cx_pkt_t *pkt;
+  aom_codec_iter_t iter = nullptr;
+  while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
+    ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
+  }
+  aom_img_free(image);
+
+  cfg.g_w = 1;
+  cfg.g_h = 254;
+  ASSERT_EQ(aom_codec_enc_config_set(&enc, &cfg), AOM_CODEC_OK)
+      << aom_codec_error_detail(&enc);
+
+  cfg.g_w = 1;
+  cfg.g_h = 154;
+  ASSERT_EQ(aom_codec_enc_config_set(&enc, &cfg), AOM_CODEC_OK)
+      << aom_codec_error_detail(&enc);
+
+  // Encode a frame.
+  image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
+  ASSERT_EQ(aom_codec_encode(&enc, image, frame_index, 1, flags), AOM_CODEC_OK);
+  frame_index++;
+  iter = nullptr;
+  while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
+    ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
+  }
+  aom_img_free(image);
+
+  // Flush the encoder.
+  bool got_data;
+  do {
+    ASSERT_EQ(aom_codec_encode(&enc, nullptr, 0, 0, 0), AOM_CODEC_OK);
+    got_data = false;
+    iter = nullptr;
+    while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
+      ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
+      got_data = true;
+    }
+  } while (got_data);
+
+  ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+}
+
+// Emulates the WebCodecs VideoEncoder interface.
+class AV1Encoder {
+ public:
+  explicit AV1Encoder(int speed) : speed_(speed) {}
+  ~AV1Encoder();
+
+  void Configure(unsigned int threads, unsigned int width, unsigned int height,
+                 aom_rc_mode end_usage, unsigned int usage);
+  void Encode(bool key_frame);
+
+ private:
+  // Flushes the encoder. Should be called after all the Encode() calls.
+  void Flush();
+
+  const int speed_;
+  bool initialized_ = false;
+  aom_codec_enc_cfg_t cfg_;
+  aom_codec_ctx_t enc_;
+  int frame_index_ = 0;
+};
+
+AV1Encoder::~AV1Encoder() {
+  if (initialized_) {
+    Flush();
+    EXPECT_EQ(aom_codec_destroy(&enc_), AOM_CODEC_OK);
+  }
+}
+
+void AV1Encoder::Configure(unsigned int threads, unsigned int width,
+                           unsigned int height, aom_rc_mode end_usage,
+                           unsigned int usage) {
+  if (!initialized_) {
+    aom_codec_iface_t *const iface = aom_codec_av1_cx();
+    ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg_, usage), AOM_CODEC_OK);
+    cfg_.g_threads = threads;
+    cfg_.g_w = width;
+    cfg_.g_h = height;
+    cfg_.g_forced_max_frame_width = cfg_.g_w;
+    cfg_.g_forced_max_frame_height = cfg_.g_h;
+    cfg_.g_timebase.num = 1;
+    cfg_.g_timebase.den = 1000 * 1000;  // microseconds
+    cfg_.g_pass = AOM_RC_ONE_PASS;
+    cfg_.g_lag_in_frames = 0;
+    cfg_.rc_end_usage = end_usage;
+    cfg_.rc_min_quantizer = 2;
+    cfg_.rc_max_quantizer = 58;
+    ASSERT_EQ(aom_codec_enc_init(&enc_, iface, &cfg_, 0), AOM_CODEC_OK);
+    ASSERT_EQ(aom_codec_control(&enc_, AOME_SET_CPUUSED, speed_), AOM_CODEC_OK);
+    initialized_ = true;
+    return;
+  }
+
+  ASSERT_EQ(usage, cfg_.g_usage);
+  cfg_.g_threads = threads;
+  cfg_.g_w = width;
+  cfg_.g_h = height;
+  cfg_.rc_end_usage = end_usage;
+  ASSERT_EQ(aom_codec_enc_config_set(&enc_, &cfg_), AOM_CODEC_OK)
+      << aom_codec_error_detail(&enc_);
+}
+
+void AV1Encoder::Encode(bool key_frame) {
+  assert(initialized_);
+  // TODO(wtc): Support high bit depths and other YUV formats.
+  aom_image_t *const image =
+      CreateGrayImage(AOM_IMG_FMT_I420, cfg_.g_w, cfg_.g_h);
+  ASSERT_NE(image, nullptr);
+  const aom_enc_frame_flags_t flags = key_frame ? AOM_EFLAG_FORCE_KF : 0;
+  ASSERT_EQ(aom_codec_encode(&enc_, image, frame_index_, 1, flags),
+            AOM_CODEC_OK);
+  frame_index_++;
+  const aom_codec_cx_pkt_t *pkt;
+  aom_codec_iter_t iter = nullptr;
+  while ((pkt = aom_codec_get_cx_data(&enc_, &iter)) != nullptr) {
+    ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
+    if (key_frame) {
+      ASSERT_EQ(pkt->data.frame.flags & AOM_FRAME_IS_KEY, AOM_FRAME_IS_KEY);
+    }
+  }
+  aom_img_free(image);
+}
+
+void AV1Encoder::Flush() {
+  bool got_data;
+  do {
+    ASSERT_EQ(aom_codec_encode(&enc_, nullptr, 0, 0, 0), AOM_CODEC_OK);
+    got_data = false;
+    const aom_codec_cx_pkt_t *pkt;
+    aom_codec_iter_t iter = nullptr;
+    while ((pkt = aom_codec_get_cx_data(&enc_, &iter)) != nullptr) {
+      ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
+      got_data = true;
+    }
+  } while (got_data);
+}
+
+TEST(EncodeAPI, Buganizer314858909) {
+  AV1Encoder encoder(7);
+
+  encoder.Configure(6, 1582, 750, AOM_CBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame.
+  encoder.Encode(false);
+
+  encoder.Configure(0, 1582, 23, AOM_CBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame..
+  encoder.Encode(false);
+
+  encoder.Configure(16, 1542, 363, AOM_CBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame..
+  encoder.Encode(false);
+}
+
+// Run this test to reproduce the bug in fuzz test: ASSERT: cpi->rec_sse !=
+// UINT64_MAX in av1_rc_bits_per_mb.
+TEST(EncodeAPI, Buganizer310766628) {
+  AV1Encoder encoder(7);
+
+  encoder.Configure(16, 759, 383, AOM_CBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame.
+  encoder.Encode(false);
+
+  encoder.Configure(2, 759, 383, AOM_VBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame. This will trigger the assertion failure.
+  encoder.Encode(false);
+}
+
+// This test covers a possible use case where the change of frame sizes and
+// thread numbers happens before and after the first frame coding.
+TEST(EncodeAPI, Buganizer310455204) {
+  AV1Encoder encoder(7);
+
+  encoder.Configure(0, 1915, 503, AOM_VBR, AOM_USAGE_REALTIME);
+
+  encoder.Configure(4, 1, 1, AOM_VBR, AOM_USAGE_REALTIME);
+
+  encoder.Configure(6, 559, 503, AOM_CBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame.
+  encoder.Encode(false);
+
+  // Increase the number of threads.
+  encoder.Configure(16, 1915, 503, AOM_CBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame.
+  encoder.Encode(false);
+}
+
+// Run this test to reproduce the bug in fuzz test: Float-cast-overflow in
+// av1_rc_bits_per_mb.
+TEST(EncodeAPI, Buganizer310457427) {
+  AV1Encoder encoder(7);
+
+  encoder.Configure(12, 896, 1076, AOM_CBR, AOM_USAGE_REALTIME);
+
+  encoder.Configure(6, 609, 1076, AOM_VBR, AOM_USAGE_REALTIME);
+
+  // Encode a frame.
+  encoder.Encode(false);
+
+  // Encode a frame. This will trigger the float-cast-overflow bug which was
+  // caused by division by zero.
+  encoder.Encode(false);
+}
+
+class EncodeAPIParameterized
+    : public testing::TestWithParam<std::tuple<
+          /*usage=*/unsigned int, /*speed=*/int, /*aq_mode=*/unsigned int>> {};
+
+// Encodes two frames at a given usage, speed, and aq_mode setting.
+// Reproduces b/303023614
+TEST_P(EncodeAPIParameterized, HighBDEncoderHighBDFrames) {
+  const unsigned int usage = std::get<0>(GetParam());
+  int speed = std::get<1>(GetParam());
+
+  if (speed == 10 && usage != AOM_USAGE_REALTIME) {
+    speed = 9;  // 10 is only allowed in AOM_USAGE_REALTIME
+  }
+
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_enc_cfg_t cfg;
+  ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, usage), AOM_CODEC_OK);
+  cfg.g_w = 500;
+  cfg.g_h = 400;
+
+  aom_codec_ctx_t enc;
+  aom_codec_err_t init_status =
+      aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_HIGHBITDEPTH);
+#if !CONFIG_AV1_HIGHBITDEPTH
+  ASSERT_EQ(init_status, AOM_CODEC_INCAPABLE);
+#else
+  ASSERT_EQ(init_status, AOM_CODEC_OK);
+
+  const unsigned int aq_mode = std::get<2>(GetParam());
+
+  ASSERT_EQ(aom_codec_control(&enc, AOME_SET_CPUUSED, speed), AOM_CODEC_OK);
+  ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_AQ_MODE, aq_mode), AOM_CODEC_OK);
+
+  aom_image_t *image =
+      aom_img_alloc(nullptr, AOM_IMG_FMT_I42016, cfg.g_w, cfg.g_h, 0);
+  ASSERT_NE(image, nullptr);
+
+  for (unsigned int i = 0; i < image->d_h; ++i) {
+    Memset16(image->planes[0] + i * image->stride[0], 128, image->d_w);
+  }
+  unsigned int uv_h = (image->d_h + 1) / 2;
+  unsigned int uv_w = (image->d_w + 1) / 2;
+  for (unsigned int i = 0; i < uv_h; ++i) {
+    Memset16(image->planes[1] + i * image->stride[1], 128, uv_w);
+    Memset16(image->planes[2] + i * image->stride[2], 128, uv_w);
+  }
+
+  // Encode two frames.
+  ASSERT_EQ(
+      aom_codec_encode(&enc, image, /*pts=*/0, /*duration=*/1, /*flags=*/0),
+      AOM_CODEC_OK);
+  ASSERT_EQ(
+      aom_codec_encode(&enc, image, /*pts=*/1, /*duration=*/1, /*flags=*/0),
+      AOM_CODEC_OK);
+
+  aom_img_free(image);
+  ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
+#endif
+}
+
+const unsigned int kUsages[] = {
+  AOM_USAGE_REALTIME,
+#if !CONFIG_REALTIME_ONLY
+  AOM_USAGE_GOOD_QUALITY,
+  AOM_USAGE_ALL_INTRA,
+#endif
+};
+
+INSTANTIATE_TEST_SUITE_P(All, EncodeAPIParameterized,
+                         testing::Combine(
+                             /*usage=*/testing::ValuesIn(kUsages),
+                             /*speed=*/testing::Values(6, 7, 10),
+                             /*aq_mode=*/testing::Values(0, 1, 2, 3)));
+
+#if !CONFIG_REALTIME_ONLY
+TEST(EncodeAPI, AllIntraMode) {
+  aom_codec_iface_t *iface = aom_codec_av1_cx();
+  aom_codec_ctx_t enc;
+  aom_codec_enc_cfg_t cfg;
+  EXPECT_EQ(AOM_CODEC_OK,
+            aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
+  EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
+
+  // Set g_lag_in_frames to a nonzero value. This should cause
+  // aom_codec_enc_init() to fail.
+  EXPECT_EQ(AOM_CODEC_OK,
+            aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA));
+  cfg.g_lag_in_frames = 1;
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+
+  // Set kf_max_dist to a nonzero value. This should cause aom_codec_enc_init()
+  // to fail.
+  EXPECT_EQ(AOM_CODEC_OK,
+            aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA));
+  cfg.kf_max_dist = 1;
+  EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
+}
+#endif
+
+}  // namespace