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1 /*
2  * Copyright (c) 2016, Alliance for Open Media. All rights reserved.
3  *
4  * This source code is subject to the terms of the BSD 2 Clause License and
5  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6  * was not distributed with this source code in the LICENSE file, you can
7  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8  * Media Patent License 1.0 was not distributed with this source code in the
9  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10  */
11 
12 #include <cassert>
13 #include <climits>
14 #include <cstdint>
15 #include <cstdlib>
16 #include <cstring>
17 #include <tuple>
18 
19 #include "gtest/gtest.h"
20 
21 #include "config/aom_config.h"
22 
23 #include "aom/aomcx.h"
24 #include "aom/aom_encoder.h"
25 #include "aom/aom_image.h"
26 
27 namespace {
28 
29 #if CONFIG_REALTIME_ONLY
30 const unsigned int kUsage = AOM_USAGE_REALTIME;
31 #else
32 const unsigned int kUsage = AOM_USAGE_GOOD_QUALITY;
33 #endif
34 
Memset16(void * dest,int val,size_t length)35 static void *Memset16(void *dest, int val, size_t length) {
36   uint16_t *dest16 = (uint16_t *)dest;
37   for (size_t i = 0; i < length; ++i) *dest16++ = val;
38   return dest;
39 }
40 
TEST(EncodeAPI,InvalidParams)41 TEST(EncodeAPI, InvalidParams) {
42   uint8_t buf[1] = { 0 };
43   aom_image_t img;
44   aom_codec_ctx_t enc;
45   aom_codec_enc_cfg_t cfg;
46 
47   EXPECT_EQ(&img, aom_img_wrap(&img, AOM_IMG_FMT_I420, 1, 1, 1, buf));
48 
49   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
50             aom_codec_enc_init(nullptr, nullptr, nullptr, 0));
51   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
52             aom_codec_enc_init(&enc, nullptr, nullptr, 0));
53   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
54             aom_codec_encode(nullptr, nullptr, 0, 0, 0));
55   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_encode(nullptr, &img, 0, 0, 0));
56   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_destroy(nullptr));
57   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
58             aom_codec_enc_config_default(nullptr, nullptr, 0));
59   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
60             aom_codec_enc_config_default(nullptr, &cfg, 0));
61   EXPECT_NE(aom_codec_error(nullptr), nullptr);
62 
63   aom_codec_iface_t *iface = aom_codec_av1_cx();
64   SCOPED_TRACE(aom_codec_iface_name(iface));
65   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
66             aom_codec_enc_init(nullptr, iface, nullptr, 0));
67   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
68             aom_codec_enc_init(&enc, iface, nullptr, 0));
69   EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
70             aom_codec_enc_config_default(iface, &cfg, 3));
71   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
72   cfg.g_w = 1 << 16;
73   cfg.g_h = (1 << 14) + 1;
74   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
75   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
76   cfg.g_w = (1 << 14) + 1;
77   cfg.g_h = 1 << 16;
78   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
79   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
80   cfg.g_forced_max_frame_width = 1 << 16;
81   cfg.g_forced_max_frame_height = (1 << 14) + 1;
82   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
83   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
84   cfg.g_forced_max_frame_width = (1 << 14) + 1;
85   cfg.g_forced_max_frame_height = 1 << 16;
86   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
87   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
88   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
89   EXPECT_EQ(nullptr, aom_codec_get_global_headers(nullptr));
90 
91   aom_fixed_buf_t *glob_headers = aom_codec_get_global_headers(&enc);
92   EXPECT_NE(glob_headers->buf, nullptr);
93   if (glob_headers) {
94     free(glob_headers->buf);
95     free(glob_headers);
96   }
97   EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
98   EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
99 }
100 
TEST(EncodeAPI,InvalidControlId)101 TEST(EncodeAPI, InvalidControlId) {
102   aom_codec_iface_t *iface = aom_codec_av1_cx();
103   aom_codec_ctx_t enc;
104   aom_codec_enc_cfg_t cfg;
105   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
106   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
107   EXPECT_EQ(AOM_CODEC_ERROR, aom_codec_control(&enc, -1, 0));
108   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_control(&enc, 0, 0));
109   EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
110 }
111 
TEST(EncodeAPI,TuneIqNotAllIntra)112 TEST(EncodeAPI, TuneIqNotAllIntra) {
113   aom_codec_iface_t *iface = aom_codec_av1_cx();
114   aom_codec_enc_cfg_t cfg;
115   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_REALTIME),
116             AOM_CODEC_OK);
117 
118   aom_codec_ctx_t enc;
119   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
120 
121   ASSERT_EQ(aom_codec_control(&enc, AOME_SET_TUNING, AOM_TUNE_IQ),
122             AOM_CODEC_INCAPABLE);
123 
124   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
125 }
126 
EncodeSetSFrameOnFirstFrame(aom_img_fmt fmt,aom_codec_flags_t flag)127 void EncodeSetSFrameOnFirstFrame(aom_img_fmt fmt, aom_codec_flags_t flag) {
128   constexpr int kWidth = 2;
129   constexpr int kHeight = 128;
130   unsigned char kBuffer[kWidth * kHeight * 3] = { 0 };
131   aom_image_t img;
132   ASSERT_EQ(aom_img_wrap(&img, fmt, kWidth, kHeight, 1, kBuffer), &img);
133 
134   aom_codec_iface_t *iface = aom_codec_av1_cx();
135   aom_codec_enc_cfg_t cfg;
136   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
137   cfg.g_w = kWidth;
138   cfg.g_h = kHeight;
139 
140   aom_codec_ctx_t enc;
141   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, flag), AOM_CODEC_OK);
142   // One of these aom_codec_encode() calls should fail.
143   if (aom_codec_encode(&enc, &img, 0, 1, AOM_EFLAG_SET_S_FRAME) ==
144       AOM_CODEC_OK) {
145     EXPECT_NE(aom_codec_encode(&enc, nullptr, 0, 0, 0), AOM_CODEC_OK);
146   }
147   EXPECT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
148 }
149 
TEST(EncodeAPI,SetSFrameOnFirstFrame)150 TEST(EncodeAPI, SetSFrameOnFirstFrame) {
151   EncodeSetSFrameOnFirstFrame(AOM_IMG_FMT_I420, 0);
152 }
153 
154 #if CONFIG_AV1_HIGHBITDEPTH
TEST(EncodeAPI,SetSFrameOnFirstFrameHighbd)155 TEST(EncodeAPI, SetSFrameOnFirstFrameHighbd) {
156   EncodeSetSFrameOnFirstFrame(AOM_IMG_FMT_I42016, AOM_CODEC_USE_HIGHBITDEPTH);
157 }
158 #endif  // CONFIG_AV1_HIGHBITDEPTH
159 
TEST(EncodeAPI,MonochromeInProfiles)160 TEST(EncodeAPI, MonochromeInProfiles) {
161   aom_codec_iface_t *iface = aom_codec_av1_cx();
162   aom_codec_enc_cfg_t cfg;
163   ASSERT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
164   cfg.g_w = 128;
165   cfg.g_h = 128;
166   cfg.monochrome = 1;
167   aom_codec_ctx_t enc;
168 
169   // Test Profile 0
170   cfg.g_profile = 0;
171   ASSERT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
172   EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
173 
174   // Test Profile 1
175   cfg.g_profile = 1;
176   ASSERT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
177 
178   // Test Profile 3
179   cfg.g_profile = 2;
180   ASSERT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
181   EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
182 }
183 
TEST(EncodeAPI,LowBDEncoderLowBDImage)184 TEST(EncodeAPI, LowBDEncoderLowBDImage) {
185   aom_codec_iface_t *iface = aom_codec_av1_cx();
186   aom_codec_enc_cfg_t cfg;
187   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
188 
189   aom_codec_ctx_t enc;
190   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
191 
192   aom_image_t *image =
193       aom_img_alloc(nullptr, AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h, 0);
194   ASSERT_NE(image, nullptr);
195 
196   // Set the image to two colors so that av1_set_screen_content_options() will
197   // call av1_get_perpixel_variance().
198   int luma_value = 0;
199   for (unsigned int i = 0; i < image->d_h; ++i) {
200     memset(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
201     luma_value = 255 - luma_value;
202   }
203   unsigned int uv_h = (image->d_h + 1) / 2;
204   unsigned int uv_w = (image->d_w + 1) / 2;
205   for (unsigned int i = 0; i < uv_h; ++i) {
206     memset(image->planes[1] + i * image->stride[1], 128, uv_w);
207     memset(image->planes[2] + i * image->stride[2], 128, uv_w);
208   }
209 
210   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
211 
212   aom_img_free(image);
213   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
214 }
215 
TEST(EncodeAPI,HighBDEncoderHighBDImage)216 TEST(EncodeAPI, HighBDEncoderHighBDImage) {
217   aom_codec_iface_t *iface = aom_codec_av1_cx();
218   aom_codec_enc_cfg_t cfg;
219   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
220 
221   aom_codec_ctx_t enc;
222   aom_codec_err_t init_status =
223       aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_HIGHBITDEPTH);
224 #if !CONFIG_AV1_HIGHBITDEPTH
225   ASSERT_EQ(init_status, AOM_CODEC_INCAPABLE);
226 #else
227   ASSERT_EQ(init_status, AOM_CODEC_OK);
228 
229   aom_image_t *image =
230       aom_img_alloc(nullptr, AOM_IMG_FMT_I42016, cfg.g_w, cfg.g_h, 0);
231   ASSERT_NE(image, nullptr);
232 
233   // Set the image to two colors so that av1_set_screen_content_options() will
234   // call av1_get_perpixel_variance().
235   int luma_value = 0;
236   for (unsigned int i = 0; i < image->d_h; ++i) {
237     Memset16(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
238     luma_value = 255 - luma_value;
239   }
240   unsigned int uv_h = (image->d_h + 1) / 2;
241   unsigned int uv_w = (image->d_w + 1) / 2;
242   for (unsigned int i = 0; i < uv_h; ++i) {
243     Memset16(image->planes[1] + i * image->stride[1], 128, uv_w);
244     Memset16(image->planes[2] + i * image->stride[2], 128, uv_w);
245   }
246 
247   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
248 
249   aom_img_free(image);
250   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
251 #endif
252 }
253 
TEST(EncodeAPI,HighBDEncoderLowBDImage)254 TEST(EncodeAPI, HighBDEncoderLowBDImage) {
255   aom_codec_iface_t *iface = aom_codec_av1_cx();
256   aom_codec_enc_cfg_t cfg;
257   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
258 
259   aom_codec_ctx_t enc;
260   aom_codec_err_t init_status =
261       aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_HIGHBITDEPTH);
262 #if !CONFIG_AV1_HIGHBITDEPTH
263   ASSERT_EQ(init_status, AOM_CODEC_INCAPABLE);
264 #else
265   ASSERT_EQ(init_status, AOM_CODEC_OK);
266 
267   aom_image_t *image =
268       aom_img_alloc(nullptr, AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h, 0);
269   ASSERT_NE(image, nullptr);
270 
271   // Set the image to two colors so that av1_set_screen_content_options() will
272   // call av1_get_perpixel_variance().
273   int luma_value = 0;
274   for (unsigned int i = 0; i < image->d_h; ++i) {
275     memset(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
276     luma_value = 255 - luma_value;
277   }
278   unsigned int uv_h = (image->d_h + 1) / 2;
279   unsigned int uv_w = (image->d_w + 1) / 2;
280   for (unsigned int i = 0; i < uv_h; ++i) {
281     memset(image->planes[1] + i * image->stride[1], 128, uv_w);
282     memset(image->planes[2] + i * image->stride[2], 128, uv_w);
283   }
284 
285   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_INVALID_PARAM);
286 
287   aom_img_free(image);
288   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
289 #endif
290 }
291 
TEST(EncodeAPI,LowBDEncoderHighBDImage)292 TEST(EncodeAPI, LowBDEncoderHighBDImage) {
293   aom_codec_iface_t *iface = aom_codec_av1_cx();
294   aom_codec_enc_cfg_t cfg;
295   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, kUsage), AOM_CODEC_OK);
296 
297   aom_codec_ctx_t enc;
298   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
299 
300   aom_image_t *image =
301       aom_img_alloc(nullptr, AOM_IMG_FMT_I42016, cfg.g_w, cfg.g_h, 0);
302   ASSERT_NE(image, nullptr);
303 
304   // Set the image to two colors so that av1_set_screen_content_options() will
305   // call av1_get_perpixel_variance().
306   int luma_value = 0;
307   for (unsigned int i = 0; i < image->d_h; ++i) {
308     Memset16(image->planes[0] + i * image->stride[0], luma_value, image->d_w);
309     luma_value = 255 - luma_value;
310   }
311   unsigned int uv_h = (image->d_h + 1) / 2;
312   unsigned int uv_w = (image->d_w + 1) / 2;
313   for (unsigned int i = 0; i < uv_h; ++i) {
314     Memset16(image->planes[1] + i * image->stride[1], 128, uv_w);
315     Memset16(image->planes[2] + i * image->stride[2], 128, uv_w);
316   }
317 
318   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_INVALID_PARAM);
319 
320   aom_img_free(image);
321   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
322 }
323 
CreateGrayImage(aom_img_fmt_t fmt,unsigned int w,unsigned int h)324 aom_image_t *CreateGrayImage(aom_img_fmt_t fmt, unsigned int w,
325                              unsigned int h) {
326   aom_image_t *const image = aom_img_alloc(nullptr, fmt, w, h, 1);
327   if (!image) return image;
328 
329   for (unsigned int i = 0; i < image->d_h; ++i) {
330     memset(image->planes[0] + i * image->stride[0], 128, image->d_w);
331   }
332   const unsigned int uv_h = (image->d_h + 1) / 2;
333   const unsigned int uv_w = (image->d_w + 1) / 2;
334   for (unsigned int i = 0; i < uv_h; ++i) {
335     memset(image->planes[1] + i * image->stride[1], 128, uv_w);
336     memset(image->planes[2] + i * image->stride[2], 128, uv_w);
337   }
338   return image;
339 }
340 
TEST(EncodeAPI,Buganizer310548198)341 TEST(EncodeAPI, Buganizer310548198) {
342   aom_codec_iface_t *const iface = aom_codec_av1_cx();
343   aom_codec_enc_cfg_t cfg;
344   const unsigned int usage = AOM_USAGE_REALTIME;
345   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, usage), AOM_CODEC_OK);
346   cfg.g_w = 1;
347   cfg.g_h = 444;
348   cfg.g_pass = AOM_RC_ONE_PASS;
349   cfg.g_lag_in_frames = 0;
350 
351   aom_codec_ctx_t enc;
352   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
353 
354   const int speed = 6;
355   ASSERT_EQ(aom_codec_control(&enc, AOME_SET_CPUUSED, speed), AOM_CODEC_OK);
356 
357   const aom_enc_frame_flags_t flags = 0;
358   int frame_index = 0;
359 
360   // Encode a frame.
361   aom_image_t *image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
362   ASSERT_NE(image, nullptr);
363   ASSERT_EQ(aom_codec_encode(&enc, image, frame_index, 1, flags), AOM_CODEC_OK);
364   frame_index++;
365   const aom_codec_cx_pkt_t *pkt;
366   aom_codec_iter_t iter = nullptr;
367   while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
368     ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
369   }
370   aom_img_free(image);
371 
372   cfg.g_w = 1;
373   cfg.g_h = 254;
374   ASSERT_EQ(aom_codec_enc_config_set(&enc, &cfg), AOM_CODEC_OK)
375       << aom_codec_error_detail(&enc);
376 
377   cfg.g_w = 1;
378   cfg.g_h = 154;
379   ASSERT_EQ(aom_codec_enc_config_set(&enc, &cfg), AOM_CODEC_OK)
380       << aom_codec_error_detail(&enc);
381 
382   // Encode a frame.
383   image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
384   ASSERT_EQ(aom_codec_encode(&enc, image, frame_index, 1, flags), AOM_CODEC_OK);
385   frame_index++;
386   iter = nullptr;
387   while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
388     ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
389   }
390   aom_img_free(image);
391 
392   // Flush the encoder.
393   bool got_data;
394   do {
395     ASSERT_EQ(aom_codec_encode(&enc, nullptr, 0, 0, 0), AOM_CODEC_OK);
396     got_data = false;
397     iter = nullptr;
398     while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
399       ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
400       got_data = true;
401     }
402   } while (got_data);
403 
404   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
405 }
406 
407 // Emulates the WebCodecs VideoEncoder interface.
408 class AV1Encoder {
409  public:
AV1Encoder(int speed)410   explicit AV1Encoder(int speed) : speed_(speed) {}
411   ~AV1Encoder();
412 
413   void Configure(unsigned int threads, unsigned int width, unsigned int height,
414                  aom_rc_mode end_usage, unsigned int usage);
415   void Encode(bool key_frame);
416 
417  private:
418   // Flushes the encoder. Should be called after all the Encode() calls.
419   void Flush();
420 
421   const int speed_;
422   bool initialized_ = false;
423   aom_codec_enc_cfg_t cfg_;
424   aom_codec_ctx_t enc_;
425   int frame_index_ = 0;
426 };
427 
~AV1Encoder()428 AV1Encoder::~AV1Encoder() {
429   if (initialized_) {
430     Flush();
431     EXPECT_EQ(aom_codec_destroy(&enc_), AOM_CODEC_OK);
432   }
433 }
434 
Configure(unsigned int threads,unsigned int width,unsigned int height,aom_rc_mode end_usage,unsigned int usage)435 void AV1Encoder::Configure(unsigned int threads, unsigned int width,
436                            unsigned int height, aom_rc_mode end_usage,
437                            unsigned int usage) {
438   if (!initialized_) {
439     aom_codec_iface_t *const iface = aom_codec_av1_cx();
440     ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg_, usage), AOM_CODEC_OK);
441     cfg_.g_threads = threads;
442     cfg_.g_w = width;
443     cfg_.g_h = height;
444     cfg_.g_forced_max_frame_width = cfg_.g_w;
445     cfg_.g_forced_max_frame_height = cfg_.g_h;
446     cfg_.g_timebase.num = 1;
447     cfg_.g_timebase.den = 1000 * 1000;  // microseconds
448     cfg_.g_pass = AOM_RC_ONE_PASS;
449     cfg_.g_lag_in_frames = 0;
450     cfg_.rc_end_usage = end_usage;
451     cfg_.rc_min_quantizer = 2;
452     cfg_.rc_max_quantizer = 58;
453     ASSERT_EQ(aom_codec_enc_init(&enc_, iface, &cfg_, 0), AOM_CODEC_OK);
454     ASSERT_EQ(aom_codec_control(&enc_, AOME_SET_CPUUSED, speed_), AOM_CODEC_OK);
455     initialized_ = true;
456     return;
457   }
458 
459   ASSERT_EQ(usage, cfg_.g_usage);
460   cfg_.g_threads = threads;
461   cfg_.g_w = width;
462   cfg_.g_h = height;
463   cfg_.rc_end_usage = end_usage;
464   ASSERT_EQ(aom_codec_enc_config_set(&enc_, &cfg_), AOM_CODEC_OK)
465       << aom_codec_error_detail(&enc_);
466 }
467 
Encode(bool key_frame)468 void AV1Encoder::Encode(bool key_frame) {
469   assert(initialized_);
470   // TODO(wtc): Support high bit depths and other YUV formats.
471   aom_image_t *const image =
472       CreateGrayImage(AOM_IMG_FMT_I420, cfg_.g_w, cfg_.g_h);
473   ASSERT_NE(image, nullptr);
474   const aom_enc_frame_flags_t flags = key_frame ? AOM_EFLAG_FORCE_KF : 0;
475   ASSERT_EQ(aom_codec_encode(&enc_, image, frame_index_, 1, flags),
476             AOM_CODEC_OK);
477   frame_index_++;
478   const aom_codec_cx_pkt_t *pkt;
479   aom_codec_iter_t iter = nullptr;
480   while ((pkt = aom_codec_get_cx_data(&enc_, &iter)) != nullptr) {
481     ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
482     if (key_frame) {
483       ASSERT_EQ(pkt->data.frame.flags & AOM_FRAME_IS_KEY, AOM_FRAME_IS_KEY);
484     }
485   }
486   aom_img_free(image);
487 }
488 
Flush()489 void AV1Encoder::Flush() {
490   bool got_data;
491   do {
492     ASSERT_EQ(aom_codec_encode(&enc_, nullptr, 0, 0, 0), AOM_CODEC_OK);
493     got_data = false;
494     const aom_codec_cx_pkt_t *pkt;
495     aom_codec_iter_t iter = nullptr;
496     while ((pkt = aom_codec_get_cx_data(&enc_, &iter)) != nullptr) {
497       ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
498       got_data = true;
499     }
500   } while (got_data);
501 }
502 
TEST(EncodeAPI,Buganizer314858909)503 TEST(EncodeAPI, Buganizer314858909) {
504   AV1Encoder encoder(7);
505 
506   encoder.Configure(6, 1582, 750, AOM_CBR, AOM_USAGE_REALTIME);
507 
508   // Encode a frame.
509   encoder.Encode(false);
510 
511   encoder.Configure(0, 1582, 23, AOM_CBR, AOM_USAGE_REALTIME);
512 
513   // Encode a frame..
514   encoder.Encode(false);
515 
516   encoder.Configure(16, 1542, 363, AOM_CBR, AOM_USAGE_REALTIME);
517 
518   // Encode a frame..
519   encoder.Encode(false);
520 }
521 
522 // Run this test to reproduce the bug in fuzz test: ASSERT: cpi->rec_sse !=
523 // UINT64_MAX in av1_rc_bits_per_mb.
TEST(EncodeAPI,Buganizer310766628)524 TEST(EncodeAPI, Buganizer310766628) {
525   AV1Encoder encoder(7);
526 
527   encoder.Configure(16, 759, 383, AOM_CBR, AOM_USAGE_REALTIME);
528 
529   // Encode a frame.
530   encoder.Encode(false);
531 
532   encoder.Configure(2, 759, 383, AOM_VBR, AOM_USAGE_REALTIME);
533 
534   // Encode a frame. This will trigger the assertion failure.
535   encoder.Encode(false);
536 }
537 
538 // This test covers a possible use case where the change of frame sizes and
539 // thread numbers happens before and after the first frame coding.
TEST(EncodeAPI,Buganizer310455204)540 TEST(EncodeAPI, Buganizer310455204) {
541   AV1Encoder encoder(7);
542 
543   encoder.Configure(0, 1915, 503, AOM_VBR, AOM_USAGE_REALTIME);
544 
545   encoder.Configure(4, 1, 1, AOM_VBR, AOM_USAGE_REALTIME);
546 
547   encoder.Configure(6, 559, 503, AOM_CBR, AOM_USAGE_REALTIME);
548 
549   // Encode a frame.
550   encoder.Encode(false);
551 
552   // Increase the number of threads.
553   encoder.Configure(16, 1915, 503, AOM_CBR, AOM_USAGE_REALTIME);
554 
555   // Encode a frame.
556   encoder.Encode(false);
557 }
558 
559 // Run this test to reproduce the bug in fuzz test: Float-cast-overflow in
560 // av1_rc_bits_per_mb.
TEST(EncodeAPI,Buganizer310457427)561 TEST(EncodeAPI, Buganizer310457427) {
562   AV1Encoder encoder(7);
563 
564   encoder.Configure(12, 896, 1076, AOM_CBR, AOM_USAGE_REALTIME);
565 
566   encoder.Configure(6, 609, 1076, AOM_VBR, AOM_USAGE_REALTIME);
567 
568   // Encode a frame.
569   encoder.Encode(false);
570 
571   // Encode a frame. This will trigger the float-cast-overflow bug which was
572   // caused by division by zero.
573   encoder.Encode(false);
574 }
575 
TEST(EncodeAPI,PtsSmallerThanInitialPts)576 TEST(EncodeAPI, PtsSmallerThanInitialPts) {
577   // Initialize libaom encoder.
578   aom_codec_iface_t *const iface = aom_codec_av1_cx();
579   aom_codec_ctx_t enc;
580   aom_codec_enc_cfg_t cfg;
581 
582   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_REALTIME),
583             AOM_CODEC_OK);
584 
585   cfg.g_w = 1280;
586   cfg.g_h = 720;
587   cfg.rc_target_bitrate = 1000;
588 
589   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
590 
591   // Create input image.
592   aom_image_t *const image =
593       CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
594   ASSERT_NE(image, nullptr);
595 
596   // Encode frame.
597   ASSERT_EQ(aom_codec_encode(&enc, image, 12, 1, 0), AOM_CODEC_OK);
598   ASSERT_EQ(aom_codec_encode(&enc, image, 13, 1, 0), AOM_CODEC_OK);
599   // pts (10) is smaller than the initial pts (12).
600   ASSERT_EQ(aom_codec_encode(&enc, image, 10, 1, 0), AOM_CODEC_INVALID_PARAM);
601 
602   // Free resources.
603   aom_img_free(image);
604   aom_codec_destroy(&enc);
605 }
606 
TEST(EncodeAPI,PtsOrDurationTooBig)607 TEST(EncodeAPI, PtsOrDurationTooBig) {
608   // Initialize libaom encoder.
609   aom_codec_iface_t *const iface = aom_codec_av1_cx();
610   aom_codec_ctx_t enc;
611   aom_codec_enc_cfg_t cfg;
612 
613   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_REALTIME),
614             AOM_CODEC_OK);
615 
616   cfg.g_w = 1280;
617   cfg.g_h = 720;
618   cfg.rc_target_bitrate = 1000;
619 
620   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
621 
622   // Create input image.
623   aom_image_t *const image =
624       CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
625   ASSERT_NE(image, nullptr);
626 
627   // Encode frame.
628   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
629   // pts, when converted to ticks, is too big.
630   ASSERT_EQ(aom_codec_encode(&enc, image, INT64_MAX / 1000000 + 1, 1, 0),
631             AOM_CODEC_INVALID_PARAM);
632 #if ULONG_MAX > INT64_MAX
633   // duration is too big.
634   ASSERT_EQ(aom_codec_encode(&enc, image, 0, (1ul << 63), 0),
635             AOM_CODEC_INVALID_PARAM);
636   // pts + duration is too big.
637   ASSERT_EQ(aom_codec_encode(&enc, image, 1, INT64_MAX, 0),
638             AOM_CODEC_INVALID_PARAM);
639 #endif
640   // pts + duration, when converted to ticks, is too big.
641 #if ULONG_MAX > INT64_MAX
642   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 0x1c0a0a1a3232, 0),
643             AOM_CODEC_INVALID_PARAM);
644 #endif
645   ASSERT_EQ(aom_codec_encode(&enc, image, INT64_MAX / 1000000, 1, 0),
646             AOM_CODEC_INVALID_PARAM);
647 
648   // Free resources.
649   aom_img_free(image);
650   aom_codec_destroy(&enc);
651 }
652 
653 // Reproduces https://crbug.com/339877165.
TEST(EncodeAPI,Buganizer339877165)654 TEST(EncodeAPI, Buganizer339877165) {
655   // Initialize libaom encoder.
656   aom_codec_iface_t *const iface = aom_codec_av1_cx();
657   aom_codec_ctx_t enc;
658   aom_codec_enc_cfg_t cfg;
659 
660   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_REALTIME),
661             AOM_CODEC_OK);
662 
663   cfg.g_w = 2560;
664   cfg.g_h = 1600;
665   cfg.rc_target_bitrate = 231;
666   cfg.rc_end_usage = AOM_CBR;
667   cfg.g_threads = 8;
668 
669   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
670 
671   // From libaom_av1_encoder.cc in WebRTC.
672   ASSERT_EQ(aom_codec_control(&enc, AOME_SET_CPUUSED, 11), AOM_CODEC_OK);
673   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_CDEF, 1), AOM_CODEC_OK);
674   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_TPL_MODEL, 0),
675             AOM_CODEC_OK);
676   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_DELTAQ_MODE, 0), AOM_CODEC_OK);
677   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_ORDER_HINT, 0),
678             AOM_CODEC_OK);
679   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_AQ_MODE, 3), AOM_CODEC_OK);
680   ASSERT_EQ(aom_codec_control(&enc, AOME_SET_MAX_INTRA_BITRATE_PCT, 300),
681             AOM_CODEC_OK);
682   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_COEFF_COST_UPD_FREQ, 3),
683             AOM_CODEC_OK);
684   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_MODE_COST_UPD_FREQ, 3),
685             AOM_CODEC_OK);
686   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_MV_COST_UPD_FREQ, 3),
687             AOM_CODEC_OK);
688   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN),
689             AOM_CODEC_OK);
690   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_PALETTE, 1), AOM_CODEC_OK);
691   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_TILE_ROWS, 1), AOM_CODEC_OK);
692   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_TILE_COLUMNS, 2), AOM_CODEC_OK);
693   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_OBMC, 0), AOM_CODEC_OK);
694   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_NOISE_SENSITIVITY, 0),
695             AOM_CODEC_OK);
696   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_WARPED_MOTION, 0),
697             AOM_CODEC_OK);
698   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_GLOBAL_MOTION, 0),
699             AOM_CODEC_OK);
700   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_REF_FRAME_MVS, 0),
701             AOM_CODEC_OK);
702   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_SUPERBLOCK_SIZE,
703                               AOM_SUPERBLOCK_SIZE_DYNAMIC),
704             AOM_CODEC_OK);
705   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_CFL_INTRA, 0),
706             AOM_CODEC_OK);
707   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_SMOOTH_INTRA, 0),
708             AOM_CODEC_OK);
709   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_ANGLE_DELTA, 0),
710             AOM_CODEC_OK);
711   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_FILTER_INTRA, 0),
712             AOM_CODEC_OK);
713   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_INTRA_DEFAULT_TX_ONLY, 1),
714             AOM_CODEC_OK);
715   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_DISABLE_TRELLIS_QUANT, 1),
716             AOM_CODEC_OK);
717   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_DIST_WTD_COMP, 0),
718             AOM_CODEC_OK);
719   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_DIFF_WTD_COMP, 0),
720             AOM_CODEC_OK);
721   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_DUAL_FILTER, 0),
722             AOM_CODEC_OK);
723   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_INTERINTRA_COMP, 0),
724             AOM_CODEC_OK);
725   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_INTERINTRA_WEDGE, 0),
726             AOM_CODEC_OK);
727   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_INTRA_EDGE_FILTER, 0),
728             AOM_CODEC_OK);
729   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_INTRABC, 0), AOM_CODEC_OK);
730   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_MASKED_COMP, 0),
731             AOM_CODEC_OK);
732   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_PAETH_INTRA, 0),
733             AOM_CODEC_OK);
734   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_QM, 0), AOM_CODEC_OK);
735   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_RECT_PARTITIONS, 0),
736             AOM_CODEC_OK);
737   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_RESTORATION, 0),
738             AOM_CODEC_OK);
739   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_SMOOTH_INTERINTRA, 0),
740             AOM_CODEC_OK);
741   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_ENABLE_TX64, 0), AOM_CODEC_OK);
742   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_MAX_REFERENCE_FRAMES, 3),
743             AOM_CODEC_OK);
744   ASSERT_EQ(aom_codec_enc_config_set(&enc, &cfg), AOM_CODEC_OK);
745 
746   aom_svc_params_t svc_params = {};
747   svc_params.number_spatial_layers = 2;
748   svc_params.number_temporal_layers = 1;
749   svc_params.max_quantizers[0] = svc_params.max_quantizers[1] = 56;
750   svc_params.min_quantizers[0] = svc_params.min_quantizers[1] = 10;
751   svc_params.scaling_factor_num[0] = svc_params.scaling_factor_num[1] = 1;
752   svc_params.scaling_factor_den[0] = 2;
753   svc_params.scaling_factor_den[1] = 1;
754   svc_params.layer_target_bitrate[0] = cfg.rc_target_bitrate;
755   svc_params.framerate_factor[0] = 1;
756   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_SVC_PARAMS, &svc_params),
757             AOM_CODEC_OK);
758 
759   aom_svc_layer_id_t layer_id = {};
760   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_SVC_LAYER_ID, &layer_id),
761             AOM_CODEC_OK);
762 
763   aom_svc_ref_frame_config_t ref_frame_config = {};
764   ref_frame_config.refresh[0] = 1;
765   ASSERT_EQ(
766       aom_codec_control(&enc, AV1E_SET_SVC_REF_FRAME_CONFIG, &ref_frame_config),
767       AOM_CODEC_OK);
768 
769   // Create input image.
770   aom_image_t *const image =
771       CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
772   ASSERT_NE(image, nullptr);
773 
774   // Encode layer 0.
775   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
776 
777   layer_id.spatial_layer_id = 1;
778   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_SVC_LAYER_ID, &layer_id),
779             AOM_CODEC_OK);
780 
781   ref_frame_config.refresh[0] = 0;
782   ASSERT_EQ(
783       aom_codec_control(&enc, AV1E_SET_SVC_REF_FRAME_CONFIG, &ref_frame_config),
784       AOM_CODEC_OK);
785 
786   // Encode layer 1.
787   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
788 
789   // Free resources.
790   aom_img_free(image);
791   aom_codec_destroy(&enc);
792 }
793 
TEST(EncodeAPI,AomediaIssue3509VbrMinSection2Percent)794 TEST(EncodeAPI, AomediaIssue3509VbrMinSection2Percent) {
795   // Initialize libaom encoder.
796   aom_codec_iface_t *const iface = aom_codec_av1_cx();
797   aom_codec_ctx_t enc;
798   aom_codec_enc_cfg_t cfg;
799 
800   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_REALTIME),
801             AOM_CODEC_OK);
802 
803   cfg.g_w = 1920;
804   cfg.g_h = 1080;
805   cfg.rc_target_bitrate = 1000000;
806   // Set this to more than 1 percent to cause a signed integer overflow in the
807   // multiplication rc->avg_frame_bandwidth * oxcf->rc_cfg.vbrmin_section in
808   // av1_rc_update_framerate() if the multiplication is done in the `int` type.
809   cfg.rc_2pass_vbr_minsection_pct = 2;
810 
811   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
812 
813   // Create input image.
814   aom_image_t *const image =
815       CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
816   ASSERT_NE(image, nullptr);
817 
818   // Encode frame.
819   // `duration` can go as high as 300, but the UBSan error is gone if
820   // `duration` is 301 or higher.
821   ASSERT_EQ(aom_codec_encode(&enc, image, 0, /*duration=*/300, 0),
822             AOM_CODEC_OK);
823 
824   // Free resources.
825   aom_img_free(image);
826   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
827 }
828 
TEST(EncodeAPI,AomediaIssue3509VbrMinSection101Percent)829 TEST(EncodeAPI, AomediaIssue3509VbrMinSection101Percent) {
830   // Initialize libaom encoder.
831   aom_codec_iface_t *const iface = aom_codec_av1_cx();
832   aom_codec_ctx_t enc;
833   aom_codec_enc_cfg_t cfg;
834 
835   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_REALTIME),
836             AOM_CODEC_OK);
837 
838   cfg.g_w = 1920;
839   cfg.g_h = 1080;
840   cfg.rc_target_bitrate = 1000000;
841   // Set this to more than 100 percent to cause an error when vbr_min_bits is
842   // cast to `int` in av1_rc_update_framerate() if vbr_min_bits is not clamped
843   // to INT_MAX.
844   cfg.rc_2pass_vbr_minsection_pct = 101;
845 
846   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
847 
848   // Create input image.
849   aom_image_t *const image =
850       CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
851   ASSERT_NE(image, nullptr);
852 
853   // Encode frame.
854   // `duration` can go as high as 300, but the UBSan error is gone if
855   // `duration` is 301 or higher.
856   ASSERT_EQ(aom_codec_encode(&enc, image, 0, /*duration=*/300, 0),
857             AOM_CODEC_OK);
858 
859   // Free resources.
860   aom_img_free(image);
861   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
862 }
863 
864 class EncodeAPIParameterized
865     : public testing::TestWithParam<std::tuple<
866           /*usage=*/unsigned int, /*speed=*/int, /*aq_mode=*/unsigned int>> {};
867 
868 // Encodes two frames at a given usage, speed, and aq_mode setting.
869 // Reproduces b/303023614
TEST_P(EncodeAPIParameterized,HighBDEncoderHighBDFrames)870 TEST_P(EncodeAPIParameterized, HighBDEncoderHighBDFrames) {
871   const unsigned int usage = std::get<0>(GetParam());
872   int speed = std::get<1>(GetParam());
873 
874   if (speed == 10 && usage != AOM_USAGE_REALTIME) {
875     speed = 9;  // 10 is only allowed in AOM_USAGE_REALTIME
876   }
877 
878   aom_codec_iface_t *iface = aom_codec_av1_cx();
879   aom_codec_enc_cfg_t cfg;
880   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, usage), AOM_CODEC_OK);
881   cfg.g_w = 500;
882   cfg.g_h = 400;
883 
884   aom_codec_ctx_t enc;
885   aom_codec_err_t init_status =
886       aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_HIGHBITDEPTH);
887 #if !CONFIG_AV1_HIGHBITDEPTH
888   ASSERT_EQ(init_status, AOM_CODEC_INCAPABLE);
889 #else
890   ASSERT_EQ(init_status, AOM_CODEC_OK);
891 
892   const unsigned int aq_mode = std::get<2>(GetParam());
893 
894   ASSERT_EQ(aom_codec_control(&enc, AOME_SET_CPUUSED, speed), AOM_CODEC_OK);
895   ASSERT_EQ(aom_codec_control(&enc, AV1E_SET_AQ_MODE, aq_mode), AOM_CODEC_OK);
896 
897   aom_image_t *image =
898       aom_img_alloc(nullptr, AOM_IMG_FMT_I42016, cfg.g_w, cfg.g_h, 0);
899   ASSERT_NE(image, nullptr);
900 
901   for (unsigned int i = 0; i < image->d_h; ++i) {
902     Memset16(image->planes[0] + i * image->stride[0], 128, image->d_w);
903   }
904   unsigned int uv_h = (image->d_h + 1) / 2;
905   unsigned int uv_w = (image->d_w + 1) / 2;
906   for (unsigned int i = 0; i < uv_h; ++i) {
907     Memset16(image->planes[1] + i * image->stride[1], 128, uv_w);
908     Memset16(image->planes[2] + i * image->stride[2], 128, uv_w);
909   }
910 
911   // Encode two frames.
912   ASSERT_EQ(
913       aom_codec_encode(&enc, image, /*pts=*/0, /*duration=*/1, /*flags=*/0),
914       AOM_CODEC_OK);
915   ASSERT_EQ(
916       aom_codec_encode(&enc, image, /*pts=*/1, /*duration=*/1, /*flags=*/0),
917       AOM_CODEC_OK);
918 
919   aom_img_free(image);
920   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
921 #endif
922 }
923 
924 const unsigned int kUsages[] = {
925   AOM_USAGE_REALTIME,
926 #if !CONFIG_REALTIME_ONLY
927   AOM_USAGE_GOOD_QUALITY,
928   AOM_USAGE_ALL_INTRA,
929 #endif
930 };
931 
932 INSTANTIATE_TEST_SUITE_P(All, EncodeAPIParameterized,
933                          testing::Combine(
934                              /*usage=*/testing::ValuesIn(kUsages),
935                              /*speed=*/testing::Values(6, 7, 10),
936                              /*aq_mode=*/testing::Values(0, 1, 2, 3)));
937 
938 #if !CONFIG_REALTIME_ONLY
TEST(EncodeAPI,AllIntraMode)939 TEST(EncodeAPI, AllIntraMode) {
940   aom_codec_iface_t *iface = aom_codec_av1_cx();
941   aom_codec_ctx_t enc;
942   aom_codec_enc_cfg_t cfg;
943   EXPECT_EQ(AOM_CODEC_OK,
944             aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA));
945   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, 0));
946   EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
947 
948   // Set g_lag_in_frames to a nonzero value. This should cause
949   // aom_codec_enc_init() to fail.
950   EXPECT_EQ(AOM_CODEC_OK,
951             aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA));
952   cfg.g_lag_in_frames = 1;
953   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
954 
955   // Set kf_max_dist to a nonzero value. This should cause aom_codec_enc_init()
956   // to fail.
957   EXPECT_EQ(AOM_CODEC_OK,
958             aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA));
959   cfg.kf_max_dist = 1;
960   EXPECT_EQ(AOM_CODEC_INVALID_PARAM, aom_codec_enc_init(&enc, iface, &cfg, 0));
961 }
962 
TEST(EncodeAPI,AllIntraAndUsePsnr)963 TEST(EncodeAPI, AllIntraAndUsePsnr) {
964   aom_codec_iface_t *iface = aom_codec_av1_cx();
965   aom_codec_enc_cfg_t cfg;
966   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA),
967             AOM_CODEC_OK);
968 
969   aom_codec_ctx_t enc;
970   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, AOM_CODEC_USE_PSNR),
971             AOM_CODEC_OK);
972 
973   aom_image_t *image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
974   ASSERT_NE(image, nullptr);
975 
976   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
977   const aom_codec_cx_pkt_t *pkt;
978   aom_codec_iter_t iter = nullptr;
979   while ((pkt = aom_codec_get_cx_data(&enc, &iter)) != nullptr) {
980     if (pkt->kind != AOM_CODEC_CX_FRAME_PKT) {
981       ASSERT_EQ(pkt->kind, AOM_CODEC_PSNR_PKT);
982     }
983   }
984 
985   aom_img_free(image);
986   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
987 }
988 
TEST(EncodeAPI,AllIntraAndTuneIq)989 TEST(EncodeAPI, AllIntraAndTuneIq) {
990   aom_codec_iface_t *iface = aom_codec_av1_cx();
991   aom_codec_enc_cfg_t cfg;
992   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA),
993             AOM_CODEC_OK);
994 
995   aom_codec_ctx_t enc;
996   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
997 
998   ASSERT_EQ(aom_codec_control(&enc, AOME_SET_TUNING, AOM_TUNE_IQ),
999             AOM_CODEC_OK);
1000 
1001   aom_image_t *image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
1002   ASSERT_NE(image, nullptr);
1003 
1004   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, 0), AOM_CODEC_OK);
1005   const aom_codec_cx_pkt_t *pkt;
1006   aom_codec_iter_t iter = nullptr;
1007   pkt = aom_codec_get_cx_data(&enc, &iter);
1008   ASSERT_NE(pkt, nullptr);
1009   ASSERT_EQ(pkt->kind, AOM_CODEC_CX_FRAME_PKT);
1010   pkt = aom_codec_get_cx_data(&enc, &iter);
1011   ASSERT_EQ(pkt, nullptr);
1012 
1013   // Flush the encoder.
1014   ASSERT_EQ(aom_codec_encode(&enc, nullptr, 0, 0, 0), AOM_CODEC_OK);
1015   iter = nullptr;
1016   pkt = aom_codec_get_cx_data(&enc, &iter);
1017   ASSERT_EQ(pkt, nullptr);
1018 
1019   aom_img_free(image);
1020   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
1021 }
1022 
1023 // A test that reproduces bug aomedia:3534.
TEST(EncodeAPI,AllIntraAndNoRefLast)1024 TEST(EncodeAPI, AllIntraAndNoRefLast) {
1025   aom_codec_iface_t *iface = aom_codec_av1_cx();
1026   aom_codec_enc_cfg_t cfg;
1027   ASSERT_EQ(aom_codec_enc_config_default(iface, &cfg, AOM_USAGE_ALL_INTRA),
1028             AOM_CODEC_OK);
1029 
1030   aom_codec_ctx_t enc;
1031   ASSERT_EQ(aom_codec_enc_init(&enc, iface, &cfg, 0), AOM_CODEC_OK);
1032 
1033   aom_image_t *image = CreateGrayImage(AOM_IMG_FMT_I420, cfg.g_w, cfg.g_h);
1034   ASSERT_NE(image, nullptr);
1035 
1036   ASSERT_EQ(aom_codec_encode(&enc, image, 0, 1, AOM_EFLAG_NO_REF_LAST),
1037             AOM_CODEC_OK);
1038 
1039   aom_img_free(image);
1040   ASSERT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
1041 }
1042 #endif  // !CONFIG_REALTIME_ONLY
1043 
1044 }  // namespace
1045