ref: 7dd26ae967734f9b27b0ecbdbf2be89ecc8b6331
dir: /test/simple_encode_test.cc/
#include <memory>
#include <vector>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "vp9/simple_encode.h"
namespace {
TEST(SimpleEncode, ComputeFirstPassStats) {
int w = 352;
int h = 288;
int frame_rate_num = 30;
int frame_rate_den = 1;
int target_bitrate = 200;
int num_frames = 17;
// TODO(angiebird): Figure out how to upload test video to our codebase
FILE *file = fopen("bus_352x288_420_f20_b8.yuv", "r");
SimpleEncode simple_encode(w, h, frame_rate_num, frame_rate_den,
target_bitrate, num_frames, file);
simple_encode.ComputeFirstPassStats();
std::vector<std::vector<double>> frame_stats =
simple_encode.ObserveFirstPassStats();
EXPECT_EQ(frame_stats.size(), static_cast<size_t>(num_frames));
size_t data_num = frame_stats[0].size();
// Read ObserveFirstPassStats before changing FIRSTPASS_STATS.
EXPECT_EQ(data_num, static_cast<size_t>(25));
for (size_t i = 0; i < frame_stats.size(); ++i) {
EXPECT_EQ(frame_stats[i].size(), data_num);
// FIRSTPASS_STATS's first element is frame
EXPECT_EQ(frame_stats[i][0], i);
// FIRSTPASS_STATS's last element is count, and the count is 1 for single
// frame stats
EXPECT_EQ(frame_stats[i][data_num - 1], 1);
}
}
TEST(SimpleEncode, GetCodingFrameNum) {
int w = 352;
int h = 288;
int frame_rate_num = 30;
int frame_rate_den = 1;
int target_bitrate = 200;
int num_frames = 17;
// TODO(angiebird): Figure out how to upload test video to our codebase
FILE *file = fopen("bus_352x288_420_f20_b8.yuv", "r");
SimpleEncode simple_encode(w, h, frame_rate_num, frame_rate_den,
target_bitrate, num_frames, file);
simple_encode.ComputeFirstPassStats();
int num_coding_frames = simple_encode.GetCodingFrameNum();
EXPECT_EQ(num_coding_frames, 19);
}
TEST(SimpleEncode, EncodeFrame) {
int w = 352;
int h = 288;
int frame_rate_num = 30;
int frame_rate_den = 1;
int target_bitrate = 200;
int num_frames = 17;
// TODO(angiebird): Figure out how to upload test video to our codebase
FILE *file = fopen("bus_352x288_420_f20_b8.yuv", "r");
SimpleEncode simple_encode(w, h, frame_rate_num, frame_rate_den,
target_bitrate, num_frames, file);
char cx_data[352 * 288 * 3];
size_t max_size = 352 * 288 * 3;
size_t frame_size;
simple_encode.ComputeFirstPassStats();
int num_coding_frames = simple_encode.GetCodingFrameNum();
simple_encode.StartEncode();
for (int i = 0; i < num_coding_frames; ++i) {
simple_encode.EncodeFrame(cx_data, &frame_size, max_size);
// TODO(angiebird): For now, this test just check whether EncodeFrame can be
// run proprly. Add extra check later.
}
simple_encode.EndEncode();
}
} // namespace