private void testFFMPEGUrlReadTestFile(String filename) {
long retval = 0;
// Call url_open wrapper
FfmpegIOHandle handle = new FfmpegIOHandle();
retval = FfmpegIO.url_open(handle, filename, IURLProtocolHandler.URL_RDONLY_MODE);
assertTrue("url_open(" + filename + ") failed: " + retval, retval >= 0);
// call url_read wrapper
long bytesRead = 0;
byte[] buffer = new byte[1024];
while ((retval = FfmpegIO.url_read(handle, buffer, buffer.length)) > 0) {
bytesRead += retval;
}
assertEquals(4546420, bytesRead);
// call url_close wrapper
retval = FfmpegIO.url_close(handle);
assertTrue("url_close failed: " + retval, retval >= 0);
}
private void testFFMPEGUrlWriteTestFile(String filename) {
int retval = 0;
// Call url_open wrapper
FfmpegIOHandle handle = new FfmpegIOHandle();
retval = FfmpegIO.url_open(handle, filename, IURLProtocolHandler.URL_WRONLY_MODE);
assertTrue("url_open failed for filename: " + filename + "; : " + retval, retval >= 0);
// call url_read wrapper
byte[] buffer = new byte[4];
buffer[0] = 'F';
buffer[1] = 'L';
buffer[2] = 'V';
buffer[3] = 0;
retval = FfmpegIO.url_write(handle, buffer, buffer.length);
assertTrue("url_write failed: " + retval, retval == buffer.length);
// call url_close wrapper
retval = FfmpegIO.url_close(handle);
assertTrue("url_close failed: " + retval, retval >= 0);
}
@Test
public void testAutoUnmapping() throws FileNotFoundException {
int flags = IURLProtocolHandler.URL_RDONLY_MODE;
FileInputStream stream = new FileInputStream(mSampleFile);
// map the URL, telling the factory to unmap it
// when closed
String url = mProtocolString + ":1";
mFactory.mapIO(url, new InputOutputStreamHandler(stream, null, true), true);
int retval = -1;
// now, try opening using FFMPEG
FfmpegIOHandle handle = new FfmpegIOHandle();
retval = FfmpegIO.url_open(handle, url, flags);
assertEquals(0, retval);
assertNull("found handler when we expected it to be unmapped", mFactory.unmapIO(url));
retval = FfmpegIO.url_close(handle);
assertEquals(0, retval);
}
@Test
public void testValidFFMPEGURLFileOpenForReading() throws FileNotFoundException {
int flags = IURLProtocolHandler.URL_RDONLY_MODE;
FileInputStream stream = new FileInputStream(mSampleFile);
String url = mProtocolString + ":" + mSampleFile;
mFactory.mapIO(url, new InputOutputStreamHandler(stream, null, true), false);
int retval = -1;
// Test all the different ways to open a valid file.
mHandler = mFactory.getHandler(XugglerIO.DEFAULT_PROTOCOL, url, flags);
assertTrue("could not find a mHandler using the mFactory", mHandler != null);
// the mFactory should pass the URL to the mHandler
retval = mHandler.open(null, flags);
assertEquals(0, retval);
retval = mHandler.close();
assertEquals(0, retval);
retval = mHandler.open(url, flags);
assertTrue(retval == 0);
retval = mHandler.close();
assertEquals(0, retval);
// now, try opening using FFMPEG
FfmpegIOHandle handle = new FfmpegIOHandle();
retval = FfmpegIO.url_open(handle, url, flags);
assertEquals(0, retval);
retval = FfmpegIO.url_close(handle);
assertTrue(retval == 0);
assertNotNull(mFactory.unmapIO(url));
}
