f4334277
 Hu Chunming
提交3rdparty
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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#include "test_precomp.hpp"
#include "opencv2/videoio/container_avi.private.hpp"
#include <cstdio>
using namespace cv;
namespace opencv_test { namespace {
TEST(videoio_builtin, basic_avi)
{
String filename = BunnyParameters::getFilename(".mjpg.avi");
AVIReadContainer in;
in.initStream(filename);
frame_list frames;
ASSERT_TRUE(in.parseRiff(frames));
EXPECT_EQ(frames.size(), static_cast<unsigned>(BunnyParameters::getCount()));
EXPECT_EQ(in.getWidth(), static_cast<unsigned>(BunnyParameters::getWidth()));
EXPECT_EQ(in.getHeight(), static_cast<unsigned>(BunnyParameters::getHeight()));
EXPECT_EQ(in.getFps(), static_cast<unsigned>(BunnyParameters::getFps()));
}
TEST(videoio_builtin, invalid_avi)
{
String filename = BunnyParameters::getFilename(".avi");
AVIReadContainer in;
in.initStream(filename);
frame_list frames;
EXPECT_FALSE(in.parseRiff(frames));
EXPECT_EQ(frames.size(), static_cast<unsigned>(0));
}
TEST(videoio_builtin, read_write_avi)
{
const String filename = cv::tempfile("test.avi");
const double fps = 100;
const Size sz(800, 600);
const size_t count = 10;
const uchar data[count] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0xA};
const Codecs codec = MJPEG;
{
AVIWriteContainer out;
ASSERT_TRUE(out.initContainer(filename, fps, sz, true));
ASSERT_TRUE(out.isOpenedStream());
EXPECT_EQ(out.getWidth(), sz.width);
EXPECT_EQ(out.getHeight(), sz.height);
EXPECT_EQ(out.getChannels(), 3);
out.startWriteAVI(1);
{
out.writeStreamHeader(codec); // starts LIST chunk
size_t chunkPointer = out.getStreamPos();
int avi_index = out.getAVIIndex(0, dc);
{
out.startWriteChunk(avi_index);
out.putStreamBytes(data, count);
size_t tempChunkPointer = out.getStreamPos();
size_t moviPointer = out.getMoviPointer();
out.pushFrameOffset(chunkPointer - moviPointer);
out.pushFrameSize(tempChunkPointer - chunkPointer - 8);
out.endWriteChunk();
}
out.endWriteChunk(); // ends LIST chunk
}
out.writeIndex(0, dc);
out.finishWriteAVI();
}
{
AVIReadContainer in;
in.initStream(filename);
frame_list frames;
ASSERT_TRUE(in.parseRiff(frames));
EXPECT_EQ(in.getFps(), fps);
EXPECT_EQ(in.getWidth(), static_cast<unsigned>(sz.width));
EXPECT_EQ(in.getHeight(), static_cast<unsigned>(sz.height));
ASSERT_EQ(frames.size(), static_cast<unsigned>(1));
std::vector<char> actual = in.readFrame(frames.begin());
ASSERT_EQ(actual.size(), count);
for (size_t i = 0; i < count; ++i)
EXPECT_EQ(actual.at(i), data[i]) << "at index " << i;
}
remove(filename.c_str());
}
}} // opencv_test::<anonymous>::
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