예제 #1
0
void
PacketTest :: testCopyPacket()
{
  packet = IPacket::make();
  VS_TUT_ENSURE("was able to allocate packet", packet);

  // everything else should be garbage.
  int64_t position = packet->getPosition();
  VS_TUT_ENSURE("position was not set to -1", position == -1);

  position = 4;
  packet->setPosition(position);
  int64_t dts = 28349762;
  packet->setDts(dts);
  int64_t pts = 82729373;
  packet->setPts(pts);
  RefPointer<IRational> timeBase = IRational::make(3,28972);
  packet->setTimeBase(timeBase.value());
  int32_t streamIndex = 8;
  packet->setStreamIndex(streamIndex);
  int64_t duration = 28387728;
  packet->setDuration(duration);
  int64_t convergenceDuration = 283;
  packet->setConvergenceDuration(convergenceDuration);
  
  // Now, make a copy
  RefPointer<IPacket> newPacket = IPacket::make(packet.value(), false);
  VS_TUT_ENSURE("should not be empty", newPacket);
  
  VS_TUT_ENSURE_EQUALS("should equal", position, newPacket->getPosition());
  VS_TUT_ENSURE_EQUALS("should equal", pts, newPacket->getPts());
  VS_TUT_ENSURE_EQUALS("should equal", dts, newPacket->getDts());
  VS_TUT_ENSURE_EQUALS("should equal", streamIndex, newPacket->getStreamIndex());
  VS_TUT_ENSURE_EQUALS("should equal", duration, newPacket->getDuration());
  VS_TUT_ENSURE_EQUALS("should equal", convergenceDuration,
      newPacket->getConvergenceDuration());
  RefPointer<IRational> newBase = newPacket->getTimeBase();
  VS_TUT_ENSURE("should be equal", newBase->compareTo(timeBase.value()) == 0);
}
예제 #2
0
void
StreamCoderFaacTest :: testDecodingAndEncodingFaacAudio()
{
  RefPointer<IAudioSamples> samples = 0;
  RefPointer<IVideoPicture> frame = 0;
  RefPointer<IRational> num(0);
  RefPointer<IStreamCoder> ic(0);
  RefPointer<IStreamCoder> oc(0);

  RefPointer<ICodec> newcodec;
  newcodec = ICodec::findEncodingCodecByName("libfaac");
  if (!newcodec)
  {
    VS_LOG_ERROR("libfaac not supported by this build; ignoring test");
    return;
  }

  int numSamples = 0;
  int numPackets = 0;
  int numFrames = 0;
  int numKeyFrames = 0;

  int retval = -1;

  LoggerStack stack;
  stack.setGlobalLevel(Logger::LEVEL_WARN, false);

  // use the 20 second file to make memcheck faster
  h->setupReading("testfile_videoonly_20sec.flv");

  RefPointer<IPacket> packet = IPacket::make();

  hw->setupWriting("StreamCoderFaacTest_testDecodingAndEncodingFaacAudio.mov", "mpeg4", "libfaac", "mov");

  RefPointer<IPacket> opacket = IPacket::make();
  VS_TUT_ENSURE("! opacket", opacket);

  {
    // Let's set up audio first.
    ic = h->coders[h->first_input_audio_stream];
    oc = hw->coders[hw->first_output_audio_stream];

    // Set the output coder correctly.
    oc->setSampleRate(ic->getSampleRate());
    oc->setChannels(ic->getChannels());
    oc->setBitRate(ic->getBitRate());

    samples = IAudioSamples::make(1024, ic->getChannels());
    VS_TUT_ENSURE("got no samples", samples);


    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }
  {
    // now, let's set up video.
    ic = h->coders[h->first_input_video_stream];
    oc = hw->coders[hw->first_output_video_stream];

    // We're going to set up high quality video
    oc->setBitRate(720000);
    oc->setGlobalQuality(0);
    oc->setFlags(oc->getFlags() | IStreamCoder::FLAG_QSCALE);

    oc->setPixelType(ic->getPixelType());
    oc->setHeight(ic->getHeight());
    oc->setWidth(ic->getWidth());
    num = IRational::make(1,15);
    oc->setFrameRate(num.value());
    num = ic->getTimeBase();
    oc->setTimeBase(num.value());
    oc->setNumPicturesInGroupOfPictures(
                      ic->getNumPicturesInGroupOfPictures()
                      );

    // Ask the StreamCoder to guess width and height for us
    frame = IVideoPicture::make(
                  ic->getPixelType(),
                  -1, -1);
    VS_TUT_ENSURE("got no frame", frame);
    VS_TUT_ENSURE("should not have width", frame->getWidth() <= 0);
    VS_TUT_ENSURE("should not have height", frame->getHeight() <= 0);

    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }

  // write header
  retval = hw->container->writeHeader();
  VS_TUT_ENSURE("could not write header", retval >= 0);

  while (h->container->readNextPacket(packet.value()) == 0)
  {
    ic = h->coders[packet->getStreamIndex()];
    oc = hw->coders[packet->getStreamIndex()];

    if (packet->getStreamIndex() == h->first_input_audio_stream)
    {
      int offset = 0;

      numPackets++;

      while (offset < packet->getSize())
      {
        retval = ic->decodeAudio(
                     samples.value(),
                     packet.value(),
                     offset);
        VS_TUT_ENSURE("could not decode any audio",
                retval > 0);
        offset += retval;
        VS_TUT_ENSURE("could not write any samples",
                samples->getNumSamples() > 0);
        numSamples += samples->getNumSamples();

        // now, write out the packets.
        unsigned int numSamplesConsumed = 0;
        do {
          retval = oc->encodeAudio(opacket.value(), samples.value(),
                       numSamplesConsumed);
          VS_TUT_ENSURE("Could not encode any audio", retval > 0);
          numSamplesConsumed += retval;

          if (opacket->isComplete())
          {
            VS_TUT_ENSURE("could not encode audio", opacket->getSize() > 0);
            RefPointer<IBuffer> encodedBuffer = opacket->getData();
            VS_TUT_ENSURE("no encoded data", encodedBuffer);
            VS_TUT_ENSURE("less data than there should be",
                    encodedBuffer->getBufferSize() >=
                    opacket->getSize());

            retval = hw->container->writePacket(opacket.value());
            VS_TUT_ENSURE("could not write packet", retval >= 0);
          }
        } while (numSamplesConsumed < samples->getNumSamples());
      }
    } else if (packet->getStreamIndex() == h->first_input_video_stream)
    {
      int offset = 0;

      numPackets++;

      VS_LOG_TRACE("packet: pts: %ld; dts: %ld", packet->getPts(),
             packet->getDts());
      while (offset < packet->getSize())
      {

        retval = ic->decodeVideo(
                     frame.value(),
                     packet.value(),
                     offset);
        VS_TUT_ENSURE("could not decode any video", retval>0);
        num = ic->getTimeBase();
        VS_TUT_ENSURE_DISTANCE("time base changed", num->getDouble(), h->expected_time_base, 0.00001);
        offset += retval;
        if (frame->isComplete())
        {
          VS_TUT_ENSURE("should now have a frame width", frame->getWidth() > 0);
          VS_TUT_ENSURE("should now have a frame height", frame->getHeight() > 0);

          numFrames++;
          if (frame->isKeyFrame())
            numKeyFrames++;

          frame->setQuality(0);
          retval = oc->encodeVideo(
                       opacket.value(),
                       frame.value(),
                       -1);

          VS_TUT_ENSURE("could not encode video", retval >= 0);
          VS_TUT_ENSURE("could not encode video", opacket->isComplete());

          VS_TUT_ENSURE("could not encode video", opacket->getSize() > 0);

          RefPointer<IBuffer> encodedBuffer = opacket->getData();
          VS_TUT_ENSURE("no encoded data", encodedBuffer);
          VS_TUT_ENSURE("less data than there should be",
                  encodedBuffer->getBufferSize() >=
                  opacket->getSize());

          // now, write the packet to disk.
          retval = hw->container->writePacket(opacket.value());
          VS_TUT_ENSURE("could not write packet", retval >= 0);


        }
      }
    }
  }
  // sigh; it turns out that to flush the encoding buffers you need to
  // ask the encoder to encode a NULL set of samples.  So, let's do that.
  retval = hw->coders[hw->first_output_audio_stream]->encodeAudio(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any audio", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }
  retval = hw->coders[hw->first_output_video_stream]->encodeVideo(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any video", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }

  retval = hw->container->writeTrailer();
  VS_TUT_ENSURE("! writeTrailer", retval >= 0);

  retval = h->coders[h->first_input_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = h->coders[h->first_input_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  VS_TUT_ENSURE("could not get any audio packets", numPackets > 0);
  VS_TUT_ENSURE("could not decode any audio", numSamples > 0);
  VS_TUT_ENSURE("could not decode any video", numFrames >0);
  VS_TUT_ENSURE("could not find any key frames", numKeyFrames >0);

  if (h->expected_packets)
    VS_TUT_ENSURE_EQUALS("unexpected number of packets",
               numPackets, 1062);
  if (h->expected_audio_samples)
    VS_TUT_ENSURE_EQUALS("unexpected number of audio samples",
               numSamples, 438912);
  if (h->expected_video_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video frames",
               numFrames, 300);
  if (h->expected_video_key_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video key frames",
               numKeyFrames, 25);
}
예제 #3
0
void
MediaPacketTest::testCopyPacket() {
  const int32_t size = 512;
  packet = MediaPacket::make(size);
  TSM_ASSERT("was able to allocate packet", packet);

  // everything else should be garbage.
  int64_t position = packet->getPosition();
  TSM_ASSERT("position was not set to -1", position == -1);

  position = 4;
  packet->setPosition(position);
  int64_t dts = 28349762;
  packet->setDts(dts);
  int64_t pts = 82729373;
  packet->setPts(pts);
  RefPointer<Rational> timeBase = Rational::make(3, 28972);
  packet->setTimeBase(timeBase.value());
  int32_t streamIndex = 8;
  packet->setStreamIndex(streamIndex);
  int64_t duration = 28387728;
  packet->setDuration(duration);
  int64_t convergenceDuration = 283;
  packet->setConvergenceDuration(convergenceDuration);

  // let's get access to the data

  RefPointer<Buffer> data = packet->getData();
  TS_ASSERT_EQUALS(size+16, data->getBufferSize());
  TS_ASSERT_EQUALS(size, packet->getSize());
  uint8_t* raw = (uint8_t*) data->getBytes(0, size);
  for (int i = 0; i < size; i++)
    raw[i] = i % 16;

  // Now, make a copy
  bool tests[] =
    { true, false };
  for (size_t i = 0; i < (sizeof(tests) / sizeof(tests[0])); i++) {
    RefPointer<MediaPacket> newPacket = MediaPacket::make(packet.value(), tests[i]);
    TSM_ASSERT("should not be empty", newPacket);

    // let's make sure that when not copying, the data is the same.

    TSM_ASSERT_EQUALS("should equal", position, newPacket->getPosition());
    TSM_ASSERT_EQUALS("should equal", pts, newPacket->getPts());
    TSM_ASSERT_EQUALS("should equal", dts, newPacket->getDts());
    TSM_ASSERT_EQUALS("should equal", streamIndex, newPacket->getStreamIndex());
    TSM_ASSERT_EQUALS("should equal", duration, newPacket->getDuration());
    TSM_ASSERT_EQUALS("should equal", convergenceDuration,
        newPacket->getConvergenceDuration());
    RefPointer<Rational> newBase = newPacket->getTimeBase();
    TSM_ASSERT("should be equal", newBase->compareTo(timeBase.value()) == 0);

    RefPointer<Buffer> buf = newPacket->getData();
    TS_ASSERT_EQUALS(size, newPacket->getSize());
    TS_ASSERT_EQUALS(size+16, buf->getBufferSize());
    uint8_t* d = (uint8_t*) buf->getBytes(0, size);
    if (!tests[i]) {
      TS_ASSERT_EQUALS(d, raw);
    } else {
      TS_ASSERT_DIFFERS(d, raw);
    }

    TS_ASSERT(d);
    for (int j = 0; j < size; j++) {
      TS_ASSERT_EQUALS(d[j], j % 16);
    }
  }
}
예제 #4
0
void
StreamCoderX264Test :: testDecodingAndEncodingH264Video()
{
  // This test doesn't pass memcheck but we're disabling for now
  const char *memcheck = getenv("VS_TEST_MEMCHECK");
  if (memcheck)
    return;
  return;
  RefPointer<IAudioSamples> samples = 0;
  RefPointer<IVideoPicture> frame = 0;
  RefPointer<IRational> num(0);
  RefPointer<IStreamCoder> ic(0);
  RefPointer<IStreamCoder> oc(0);

  RefPointer<ICodec> newcodec;
  newcodec = ICodec::findEncodingCodecByName("libx264");
  if (!newcodec)
    // we're probably in a LGPL build, and so we shouldn't run this test
    return;

  int numSamples = 0;
  int numPackets = 0;
  int numFrames = 0;
  int numKeyFrames = 0;

  int retval = -1;

  LoggerStack stack;
  stack.setGlobalLevel(Logger::LEVEL_WARN, false);

  // use the 20 second file to make memcheck faster
  h->setupReading("testfile_videoonly_20sec.flv");

  RefPointer<IPacket> packet = IPacket::make();

  hw->setupWriting("StreamCoderX264Test_testDecodingAndEncodingH264Video.mp4", "libx264", "libmp3lame", "mp4");

  RefPointer<IPacket> opacket = IPacket::make();
  VS_TUT_ENSURE("! opacket", opacket);

  {
    // Let's set up audio first.
    ic = h->coders[h->first_input_audio_stream];
    oc = hw->coders[hw->first_output_audio_stream];

    // Set the output coder correctly.
    oc->setSampleRate(ic->getSampleRate());
    oc->setChannels(ic->getChannels());
    oc->setBitRate(ic->getBitRate());

    samples = IAudioSamples::make(1024, ic->getChannels());
    VS_TUT_ENSURE("got no samples", samples);


    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }
  {
    // now, let's set up video.
    ic = h->coders[h->first_input_video_stream];
    oc = hw->coders[hw->first_output_video_stream];

    // We're going to set up high quality video
    oc->setBitRate(720000);
    oc->setGlobalQuality(0);
    oc->setFlags(oc->getFlags() | IStreamCoder::FLAG_QSCALE);

    oc->setPixelType(ic->getPixelType());
    oc->setHeight(ic->getHeight());
    oc->setWidth(ic->getWidth());
    num = IRational::make(1,15);
    oc->setFrameRate(num.value());
    num = ic->getTimeBase();
    oc->setTimeBase(num.value());
    oc->setNumPicturesInGroupOfPictures(
                      ic->getNumPicturesInGroupOfPictures()
                      );

    // Ask the StreamCoder to guess width and height for us
    frame = IVideoPicture::make(
                  ic->getPixelType(),
                  -1, -1);
    VS_TUT_ENSURE("got no frame", frame);
    VS_TUT_ENSURE("should not have width", frame->getWidth() <= 0);
    VS_TUT_ENSURE("should not have height", frame->getHeight() <= 0);

    oc->setProperty("coder", "0");
    oc->setProperty("flags", "+loop");
    oc->setProperty("cmp", "+chroma");
    oc->setProperty("partitions", "-parti8x8+parti4x4+partp8x8-partp4x4-partb8x8");
    oc->setProperty("me_method", "hex");
    oc->setProperty("subq", "3");
    oc->setProperty("me_range", "16");
    oc->setProperty("g", "250");
    oc->setProperty("keyint_min", "25");
    oc->setProperty("sc_threshold", "40");
    oc->setProperty("i_qfactor", "0.71");
    oc->setProperty("b_strategy", "1");
    oc->setProperty("qcomp", "0.6");
    oc->setProperty("qmin", "10");
    oc->setProperty("qmax", "51");
    oc->setProperty("qdiff", "4");
    oc->setProperty("directpred", "1");
    oc->setProperty("flags2", "+fastpskip");
    oc->setProperty("cqp", "0");
    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    if (retval < 0)
      // this fails on Mac builds
      return;
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }

  // write header
  retval = hw->container->writeHeader();
  VS_TUT_ENSURE("could not write header", retval >= 0);

  while (h->container->readNextPacket(packet.value()) == 0)
  {
    ic = h->coders[packet->getStreamIndex()];
    oc = hw->coders[packet->getStreamIndex()];

    if (packet->getStreamIndex() == h->first_input_audio_stream)
    {
      int offset = 0;

      numPackets++;

      while (offset < packet->getSize())
      {
        retval = ic->decodeAudio(
                     samples.value(),
                     packet.value(),
                     offset);
        VS_TUT_ENSURE("could not decode any audio",
                retval > 0);
        offset += retval;
        VS_TUT_ENSURE("could not write any samples",
                samples->getNumSamples() > 0);
        numSamples += samples->getNumSamples();

        // now, write out the packets.
        unsigned int numSamplesConsumed = 0;
        do {
          retval = oc->encodeAudio(opacket.value(), samples.value(),
                       numSamplesConsumed);
          VS_TUT_ENSURE("Could not encode any audio", retval > 0);
          numSamplesConsumed += retval;

          if (opacket->isComplete())
          {
            VS_TUT_ENSURE("could not encode audio", opacket->getSize() > 0);
            RefPointer<IBuffer> encodedBuffer = opacket->getData();
            VS_TUT_ENSURE("no encoded data", encodedBuffer);
            VS_TUT_ENSURE("less data than there should be",
                    encodedBuffer->getBufferSize() >=
                    opacket->getSize());

            retval = hw->container->writePacket(opacket.value());
            VS_TUT_ENSURE("could not write packet", retval >= 0);
          }
        } while (numSamplesConsumed < samples->getNumSamples());
      }
    } else if (packet->getStreamIndex() == h->first_input_video_stream)
    {
      int offset = 0;

      numPackets++;

      VS_LOG_TRACE("packet: pts: %ld; dts: %ld", packet->getPts(),
             packet->getDts());
      while (offset < packet->getSize())
      {

        retval = ic->decodeVideo(
                     frame.value(),
                     packet.value(),
                     offset);
        VS_TUT_ENSURE("could not decode any video", retval>0);
        num = ic->getTimeBase();
        VS_TUT_ENSURE_DISTANCE("time base changed", num->getDouble(), h->expected_time_base, 0.00001);
        offset += retval;
        if (frame->isComplete())
        {
          VS_TUT_ENSURE("should now have a frame width", frame->getWidth() > 0);
          VS_TUT_ENSURE("should now have a frame height", frame->getHeight() > 0);

          numFrames++;
          if (frame->isKeyFrame())
            numKeyFrames++;

          frame->setQuality(0);
          retval = oc->encodeVideo(
                       opacket.value(),
                       frame.value(),
                       -1);
          VS_TUT_ENSURE("could not encode video", retval >= 0);
          if (opacket->isComplete())
          {
            VS_TUT_ENSURE("could not encode video", opacket->isComplete());

            VS_TUT_ENSURE("could not encode video", opacket->getSize() > 0);

            RefPointer<IBuffer> encodedBuffer = opacket->getData();
            VS_TUT_ENSURE("no encoded data", encodedBuffer);
            VS_TUT_ENSURE("less data than there should be",
                encodedBuffer->getBufferSize() >=
                opacket->getSize());

            // now, write the packet to disk.
            retval = hw->container->writePacket(opacket.value());
            VS_TUT_ENSURE("could not write packet", retval >= 0);
          }

        }
      }
    }
  }
  // sigh; it turns out that to flush the encoding buffers you need to
  // ask the encoder to encode a NULL set of samples.  So, let's do that.
  retval = hw->coders[hw->first_output_audio_stream]->encodeAudio(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any audio", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }
  retval = hw->coders[hw->first_output_video_stream]->encodeVideo(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any video", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }

  retval = hw->container->writeTrailer();
  VS_TUT_ENSURE("! writeTrailer", retval >= 0);

  retval = h->coders[h->first_input_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = h->coders[h->first_input_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  VS_TUT_ENSURE("could not get any audio packets", numPackets > 0);
  VS_TUT_ENSURE("could not decode any audio", numSamples > 0);
  VS_TUT_ENSURE("could not decode any video", numFrames >0);
  VS_TUT_ENSURE("could not find any key frames", numKeyFrames >0);

  if (h->expected_packets)
    VS_TUT_ENSURE_EQUALS("unexpected number of packets",
               numPackets, 1062);
  if (h->expected_audio_samples)
    VS_TUT_ENSURE_EQUALS("unexpected number of audio samples",
               numSamples, 438912);
  if (h->expected_video_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video frames",
               numFrames, 300);
  if (h->expected_video_key_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video key frames",
               numKeyFrames, 25);
}
예제 #5
0
void
StreamCoderTest :: testDecodingAndEncodingFullyInterleavedFile()
{
  RefPointer<IAudioSamples> samples = 0;
  RefPointer<IVideoPicture> frame = 0;
  RefPointer<IRational> num(0);
  RefPointer<IStreamCoder> ic(0);
  RefPointer<IStreamCoder> oc(0);

  int numSamples = 0;
  int numPackets = 0;
  int numFrames = 0;
  int numKeyFrames = 0;

  int retval = -1;

  h->setupReading(h->SAMPLE_FILE);

  RefPointer<IPacket> packet = IPacket::make();

  hw->setupWriting("StreamCoderTest_6_output.mov", "mpeg4", "libmp3lame", "mov");

  RefPointer<IPacket> opacket = IPacket::make();
  VS_TUT_ENSURE("! opacket", opacket);

  RefPointer<IMetaData> inputProps = IMetaData::make();
  RefPointer<IMetaData> outputProps = IMetaData::make();

  {
    // Let's set up audio first.
    ic = h->coders[h->first_input_audio_stream];
    oc = hw->coders[hw->first_output_audio_stream];

    // Set the output coder correctly.
    oc->setSampleRate(ic->getSampleRate());
    oc->setChannels(ic->getChannels());

    // Using the MetaData structure
    char tmpBuf[1024];
    snprintf(tmpBuf, sizeof(tmpBuf), "%d", ic->getBitRate());

    inputProps->setValue("b", tmpBuf);

    const char* invalidKey="kd82jclkjdi2oc001,ss2-948";
    const char* invalidValue="c9xu1nxL28fJ9";
    inputProps->setValue(invalidKey, invalidValue);

    samples = IAudioSamples::make(1024, ic->getChannels());
    VS_TUT_ENSURE("got no samples", samples);

    retval = ic->open(0,0);
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open(inputProps.value(), outputProps.value());
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);

    // now let's ensure our fake property was not set.
    VS_TUT_ENSURE("Should only have one unset setting", outputProps->getNumKeys() == 1)
    VS_TUT_ENSURE("Should have expected value", strcmp(outputProps->getValue(invalidKey, IMetaData::METADATA_NONE), invalidValue)==0);
  }
  {
    // now, let's set up video.
    ic = h->coders[h->first_input_video_stream];
    oc = hw->coders[hw->first_output_video_stream];

    // We're going to set up high quality video
    oc->setBitRate(720000);
    oc->setGlobalQuality(0);
    oc->setFlags(oc->getFlags() | IStreamCoder::FLAG_QSCALE);

    oc->setPixelType(ic->getPixelType());
    oc->setHeight(ic->getHeight());
    oc->setWidth(ic->getWidth());
    num = IRational::make(1,15);
    oc->setFrameRate(num.value());
    num = ic->getTimeBase();
    oc->setTimeBase(num.value());
    oc->setNumPicturesInGroupOfPictures(
        ic->getNumPicturesInGroupOfPictures()
    );

    // Ask the StreamCoder to guess width and height for us
    frame = IVideoPicture::make(
        ic->getPixelType(),
        -1, -1);
    VS_TUT_ENSURE("got no frame", frame);
    VS_TUT_ENSURE("should not have width", frame->getWidth() <= 0);
    VS_TUT_ENSURE("should not have height", frame->getHeight() <= 0);

    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }

  // write header
  retval = hw->container->writeHeader();
  VS_TUT_ENSURE("could not write header", retval >= 0);

  while (h->container->readNextPacket(packet.value()) == 0)
  {
    ic = h->coders[packet->getStreamIndex()];
    oc = hw->coders[packet->getStreamIndex()];

    if (packet->getStreamIndex() == h->first_input_audio_stream)
    {
      int offset = 0;

      numPackets++;

      while (offset < packet->getSize())
      {
        retval = ic->decodeAudio(
            samples.value(),
            packet.value(),
            offset);
        VS_TUT_ENSURE("could not decode any audio",
            retval > 0);
        offset += retval;
        VS_TUT_ENSURE("could not write any samples",
            samples->getNumSamples() > 0);
        numSamples += samples->getNumSamples();

        // now, write out the packets.
        unsigned int numSamplesConsumed = 0;
        do {
          retval = oc->encodeAudio(opacket.value(), samples.value(),
              numSamplesConsumed);
          VS_TUT_ENSURE("Could not encode any audio", retval > 0);
          numSamplesConsumed += retval;

          if (opacket->isComplete())
          {
            VS_TUT_ENSURE("audio duration not set", opacket->getDuration() > 0);
            VS_TUT_ENSURE("could not encode audio", opacket->getSize() > 0);
            RefPointer<IBuffer> encodedBuffer = opacket->getData();
            VS_TUT_ENSURE("no encoded data", encodedBuffer);
            VS_TUT_ENSURE("less data than there should be",
                encodedBuffer->getBufferSize() >=
                opacket->getSize());

            retval = hw->container->writePacket(opacket.value());
            VS_TUT_ENSURE("could not write packet", retval >= 0);
          }
        } while (numSamplesConsumed < samples->getNumSamples());
      }
    } else if (packet->getStreamIndex() == h->first_input_video_stream)
    {
      int offset = 0;

      numPackets++;

      VS_LOG_TRACE("packet: pts: %ld; dts: %ld", packet->getPts(),
          packet->getDts());
      while (offset < packet->getSize())
      {

        retval = ic->decodeVideo(
            frame.value(),
            packet.value(),
            offset);
        VS_TUT_ENSURE("could not decode any video", retval>0);
        num = ic->getTimeBase();
        VS_TUT_ENSURE_DISTANCE("time base changed", num->getDouble(), h->expected_time_base, 0.0001);
        offset += retval;
        if (frame->isComplete())
        {
          VS_TUT_ENSURE("should now have a frame width", frame->getWidth() > 0);
          VS_TUT_ENSURE("should now have a frame height", frame->getHeight() > 0);
                    
          numFrames++;
          if (frame->isKeyFrame())
            numKeyFrames++;

          frame->setQuality(0);
          retval = oc->encodeVideo(
              opacket.value(),
              frame.value(),
              -1);

          VS_TUT_ENSURE("could not encode video", retval >= 0);
          VS_TUT_ENSURE("could not encode video", opacket->isComplete());

          VS_TUT_ENSURE("could not encode video", opacket->getSize() > 0);

          RefPointer<IBuffer> encodedBuffer = opacket->getData();
          VS_TUT_ENSURE("no encoded data", encodedBuffer);
          VS_TUT_ENSURE("less data than there should be",
              encodedBuffer->getBufferSize() >=
              opacket->getSize());

          // now, write the packet to disk.
          retval = hw->container->writePacket(opacket.value());
          VS_TUT_ENSURE("could not write packet", retval >= 0);


        }
      }
    }
  }
  // sigh; it turns out that to flush the encoding buffers you need to
  // ask the encoder to encode a NULL set of samples.  So, let's do that.
  retval = hw->coders[hw->first_output_audio_stream]->encodeAudio(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any audio", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }
  retval = hw->coders[hw->first_output_video_stream]->encodeVideo(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any video", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }

  retval = hw->container->writeTrailer();
  VS_TUT_ENSURE("! writeTrailer", retval >= 0);

  retval = h->coders[h->first_input_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = h->coders[h->first_input_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  VS_TUT_ENSURE("could not get any audio packets", numPackets > 0);
  VS_TUT_ENSURE("could not decode any audio", numSamples > 0);
  VS_TUT_ENSURE("could not decode any video", numFrames >0);
  VS_TUT_ENSURE("could not find any key frames", numKeyFrames >0);

  if (h->expected_packets)
    VS_TUT_ENSURE_EQUALS("unexpected number of packets",
        numPackets, h->expected_packets);
  if (h->expected_audio_samples)
    VS_TUT_ENSURE_EQUALS("unexpected number of audio samples",
        numSamples, h->expected_audio_samples);
  if (h->expected_video_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video frames",
        numFrames, h->expected_video_frames);
  if (h->expected_video_key_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video key frames",
        numKeyFrames, h->expected_video_key_frames);
}
void
MediaPictureResamplerTest::testRescale() {

  TestData::Fixture* fixture=mFixtures.getFixture("testfile_h264_mp4a_tmcd.mov");
  TS_ASSERT(fixture);
  char filepath[2048];
  mFixtures.fillPath(fixture, filepath, sizeof(filepath));

  RefPointer<Demuxer> source = Demuxer::make();

  source->open(filepath, 0, false, true, 0, 0);

  int32_t numStreams = source->getNumStreams();
  TS_ASSERT_EQUALS(fixture->num_streams, numStreams);

  int32_t streamToDecode = 0;
  RefPointer<DemuxerStream> stream = source->getStream(streamToDecode);
  TS_ASSERT(stream);
  RefPointer<Decoder> decoder = stream->getDecoder();
  TS_ASSERT(decoder);
  RefPointer<Codec> codec = decoder->getCodec();
  TS_ASSERT(codec);
  TS_ASSERT_EQUALS(Codec::CODEC_ID_H264, codec->getID());

  decoder->open(0, 0);

  TS_ASSERT_EQUALS(PixelFormat::PIX_FMT_YUV420P, decoder->getPixelFormat());

  // now, let's start a decoding loop.
  RefPointer<MediaPacket> packet = MediaPacket::make();

  RefPointer<MediaPicture> picture = MediaPicture::make(
      decoder->getWidth(),
      decoder->getHeight(),
      decoder->getPixelFormat());

  int32_t rescaleW = decoder->getWidth()/4;
  int32_t rescaleH = (int32_t)(decoder->getHeight()*5.22);
  PixelFormat::Type rescaleFmt = PixelFormat::PIX_FMT_RGBA;
  RefPointer<MediaPicture> rescaled = MediaPicture::make(
      rescaleW, rescaleH, rescaleFmt);
  RefPointer<MediaPictureResampler> resampler =
      MediaPictureResampler::make(rescaled->getWidth(),
          rescaled->getHeight(),
          rescaled->getFormat(),
          picture->getWidth(),
          picture->getHeight(),
          picture->getFormat(),
          0);
  resampler->open();

  int32_t frameNo = 0;
  while(source->read(packet.value()) >= 0) {
    // got a packet; now we try to decode it.
    if (packet->getStreamIndex() == streamToDecode &&
        packet->isComplete()) {
      int32_t bytesRead = 0;
      int32_t byteOffset=0;
      do {
        bytesRead = decoder->decodeVideo(picture.value(), packet.value(), byteOffset);
        if (picture->isComplete()) {
          writePicture("MediaPictureResamplerTest_testRescaleVideo",
              &frameNo, picture.value(), resampler.value(), rescaled.value());
        }
        byteOffset += bytesRead;
      } while(byteOffset < packet->getSize());
      // now, handle the case where bytesRead is 0; we need to flush any
      // cached packets
      do {
        decoder->decodeVideo(picture.value(), 0, 0);
        if (picture->isComplete()) {
          writePicture("MediaPictureResamplerTest_testRescaleVideo", &frameNo, picture.value(),
              resampler.value(), rescaled.value());
        }
      } while (picture->isComplete());
    }
    if ((int32_t)(frameNo/30) > 10)
      // 20 pictures should be enough to see if it's working.
      break;
  }
  source->close();
}
void
AudioResamplerTest :: testResamplingAudio()
{
  RefPointer<IAudioResampler> resampler = IAudioResampler::make(2, 1,
      44100, 22050);
  RefPointer<IAudioSamples> samples = 0;
  RefPointer<IAudioSamples> resamples = 0;
  int numSamples = 0;
  int numPackets = 0;
  int retval = -1;
  samples = IAudioSamples::make(1024, 1);
  VS_TUT_ENSURE("got no samples", samples);
  resamples = IAudioSamples::make(1024, 2);
  VS_TUT_ENSURE("got no samples", samples);

  h->setupReading(h->SAMPLE_FILE);

  RefPointer<IPacket> packet = IPacket::make();

  hw->setupWriting("AudioResamplerTest_3_output.flv", 0, "libmp3lame", "flv");
  int outStream = hw->first_output_audio_stream;
  VS_TUT_ENSURE("Could not find an audio stream in the output", outStream >= 0);
  int inStream = h->first_input_audio_stream;
  VS_TUT_ENSURE("Could not find an audio stream in the input", inStream >= 0);

  RefPointer<IStreamCoder> ic = h->coders[inStream];
  RefPointer<IStreamCoder> oc = hw->coders[outStream];
  RefPointer<IPacket> opacket = IPacket::make();
  VS_TUT_ENSURE("! opacket", opacket);

  // Set the output coder correctly.
  int outChannels = 2;
  int outRate = 44100;
  resampler = IAudioResampler::make(outChannels, ic->getChannels(),
      outRate, ic->getSampleRate());
  oc->setSampleRate(outRate);
  oc->setChannels(outChannels);
  oc->setBitRate(ic->getBitRate());

  int maxSamples = 10 * ic->getSampleRate(); // 10 seconds

  retval = ic->open();
  VS_TUT_ENSURE("Could not open input coder", retval >= 0);
  retval = oc->open();
  VS_TUT_ENSURE("Could not open output coder", retval >= 0);

  // write header
  retval = hw->container->writeHeader();
  VS_TUT_ENSURE("could not write header", retval >= 0);

  while (h->container->readNextPacket(packet.value()) == 0
      && numSamples < maxSamples)
  {
    if (packet->getStreamIndex() == inStream)
    {
      int offset = 0;

      numPackets++;

      while (offset < packet->getSize())
      {
        retval = ic->decodeAudio(
            samples.value(),
            packet.value(),
            offset);
        VS_TUT_ENSURE("could not decode any audio",
            retval > 0);
        offset += retval;
        VS_TUT_ENSURE("could not write any samples",
            samples->getNumSamples() > 0);
        numSamples += samples->getNumSamples();
        resamples = IAudioSamples::make((samples->getNumSamples()*2),2);
        // now, resample the audio
        retval = resampler->resample(resamples.value(), samples.value(), 0);
        VS_TUT_ENSURE("could not resample", retval > 0);
        VS_TUT_ENSURE("no resamples", resamples->getNumSamples() > 0);
        VS_TUT_ENSURE_EQUALS("wrong sample rate", resamples->getSampleRate(),
            outRate);
        VS_TUT_ENSURE_EQUALS("wrong channels", resamples->getChannels(),
            outChannels);
        // now, write out the packets.
        unsigned int samplesConsumed = 0;
        do {
          retval = oc->encodeAudio(opacket.value(), resamples.value(),
              samplesConsumed);
          VS_TUT_ENSURE("Could not encode any audio", retval >= 0);
          samplesConsumed += (unsigned int)retval;
          VS_LOG_TRACE("packet: %d; is: %d; os: %d",
              numPackets, numSamples, samplesConsumed);

          if (opacket->isComplete())
          {
            VS_TUT_ENSURE("could not encode audio", opacket->getSize() > 0);
            RefPointer<IBuffer> encodedBuffer = opacket->getData();
            VS_TUT_ENSURE("no encoded data", encodedBuffer);
            VS_TUT_ENSURE("less data than there should be",
                encodedBuffer->getBufferSize() >=
                opacket->getSize());
            retval = hw->container->writePacket(opacket.value());
            VS_TUT_ENSURE("could not write packet", retval >= 0);
          }
          // keep going until we've encoded all samples in this buffer.
        } while (samplesConsumed < resamples->getNumSamples());
      }
    }
  }
  // sigh; it turns out that to flush the encoding buffers you need to
  // ask the encoder to encode a NULL set of samples.  So, let's do that.
  retval = oc->encodeAudio(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any audio", retval >= 0);
  if (retval > 0)
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }

  retval = hw->container->writeTrailer();
  VS_TUT_ENSURE("! writeTrailer", retval >= 0);

  retval = ic->close();
  VS_TUT_ENSURE("! close", retval >= 0);
  retval = oc->close();

  VS_TUT_ENSURE("! close", retval >= 0);
  VS_TUT_ENSURE("could not get any audio packets", numPackets > 0);
  VS_TUT_ENSURE("could not decode any audio", numSamples > 0);
}
void
StreamCoderSpeexTest :: testEncodingSpeexAudio()
{
  // disable because broken on Windows
  return;
  RefPointer<IAudioSamples> samples = 0;
  RefPointer<IAudioSamples> outSamples = 0;
  RefPointer<IVideoPicture> frame = 0;
  RefPointer<IRational> num(0);
  RefPointer<IStreamCoder> ic(0);
  RefPointer<IStreamCoder> oc(0);

  RefPointer<IAudioResampler> resampler;
  
  int numSamples = 0;
  int numPackets = 0;
  int numFrames = 0;
  int numKeyFrames = 0;

  int retval = -1;

  h->setupReading(h->SAMPLE_FILE);

  RefPointer<IPacket> packet = IPacket::make();

  hw->setupWriting("StreamCoderSpeexTest_output.ogg",
      "libtheora", "libspeex", "ogg");

  RefPointer<IPacket> opacket = IPacket::make();
  VS_TUT_ENSURE("! opacket", opacket);

  {
    // Let's set up audio first.
    ic = h->coders[h->first_input_audio_stream];
    oc = hw->coders[hw->first_output_audio_stream];

    // Set the output coder correctly.
    oc->setSampleRate(16000);
    oc->setChannels(1);
    oc->setBitRate(ic->getBitRate());

    samples = IAudioSamples::make(1024, ic->getChannels());
    VS_TUT_ENSURE("got no samples", samples);
    
    outSamples = IAudioSamples::make(1024, 1);
    VS_TUT_ENSURE("got no samples", outSamples);

    resampler = IAudioResampler::make(1, ic->getChannels(),
        16000, ic->getSampleRate());

    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }
  {
    // now, let's set up video.
    ic = h->coders[h->first_input_video_stream];
    oc = hw->coders[hw->first_output_video_stream];

    // We're going to set up high quality video
    oc->setBitRate(720000);
    oc->setGlobalQuality(0);
    oc->setFlags(oc->getFlags() | IStreamCoder::FLAG_QSCALE);

    oc->setPixelType(ic->getPixelType());
    oc->setHeight(ic->getHeight());
    oc->setWidth(ic->getWidth());
    num = IRational::make(1,15);
    oc->setFrameRate(num.value());
    num = ic->getTimeBase();
    oc->setTimeBase(num.value());
    oc->setNumPicturesInGroupOfPictures(
        ic->getNumPicturesInGroupOfPictures()
    );

    // Ask the StreamCoder to guess width and height for us
    frame = IVideoPicture::make(
        ic->getPixelType(),
        -1, -1);
    VS_TUT_ENSURE("got no frame", frame);
    VS_TUT_ENSURE("should not have width", frame->getWidth() <= 0);
    VS_TUT_ENSURE("should not have height", frame->getHeight() <= 0);

    retval = ic->open();
    VS_TUT_ENSURE("Could not open input coder", retval >= 0);
    retval = oc->open();
    VS_TUT_ENSURE("Could not open output coder", retval >= 0);
  }

  // write header
  retval = hw->container->writeHeader();
  VS_TUT_ENSURE("could not write header", retval >= 0);

  while (h->container->readNextPacket(packet.value()) == 0)
  {
    ic = h->coders[packet->getStreamIndex()];
    oc = hw->coders[packet->getStreamIndex()];

    if (packet->getStreamIndex() == h->first_input_audio_stream)
    {
      int offset = 0;

      numPackets++;

      while (offset < packet->getSize())
      {
        retval = ic->decodeAudio(
            samples.value(),
            packet.value(),
            offset);
        VS_TUT_ENSURE("could not decode any audio",
            retval > 0);
        offset += retval;
        VS_TUT_ENSURE("could not write any samples",
            samples->getNumSamples() > 0);
        numSamples += samples->getNumSamples();
        retval = resampler->resample(outSamples.value(),
            samples.value(),
            samples->getNumSamples());
        VS_TUT_ENSURE("Could not resample audio", retval > 0);
        

        // now, write out the packets.
        unsigned int numSamplesConsumed = 0;
        do {
          retval = oc->encodeAudio(opacket.value(),
              outSamples.value(),
              numSamplesConsumed);
          VS_TUT_ENSURE("Could not encode any audio", retval > 0);
          numSamplesConsumed += retval;

          if (opacket->isComplete())
          {
            VS_TUT_ENSURE("could not encode audio", opacket->getSize() > 0);
            RefPointer<IBuffer> encodedBuffer = opacket->getData();
            VS_TUT_ENSURE("no encoded data", encodedBuffer);
            VS_TUT_ENSURE("less data than there should be",
                encodedBuffer->getBufferSize() >=
                opacket->getSize());

            retval = hw->container->writePacket(opacket.value());
            VS_TUT_ENSURE("could not write packet", retval >= 0);
          }
        } while (numSamplesConsumed < outSamples->getNumSamples());
      }
    } else if (packet->getStreamIndex() == h->first_input_video_stream)
    {
      int offset = 0;

      numPackets++;

      VS_LOG_TRACE("packet: pts: %ld; dts: %ld", packet->getPts(),
          packet->getDts());
      while (offset < packet->getSize())
      {

        retval = ic->decodeVideo(
            frame.value(),
            packet.value(),
            offset);
        VS_TUT_ENSURE("could not decode any video", retval>0);
        num = ic->getTimeBase();
        VS_TUT_ENSURE_EQUALS("time base changed", num->getDouble(), h->expected_time_base);
        offset += retval;
        if (frame->isComplete())
        {
          VS_TUT_ENSURE("should now have a frame width", frame->getWidth() > 0);
          VS_TUT_ENSURE("should now have a frame height", frame->getHeight() > 0);
                    
          numFrames++;
          if (frame->isKeyFrame())
            numKeyFrames++;

          frame->setQuality(0);
          retval = oc->encodeVideo(
              opacket.value(),
              frame.value(),
              -1);

          VS_TUT_ENSURE("could not encode video", retval >= 0);
          VS_TUT_ENSURE("could not encode video", opacket->isComplete());

          VS_TUT_ENSURE("could not encode video", opacket->getSize() > 0);

          RefPointer<IBuffer> encodedBuffer = opacket->getData();
          VS_TUT_ENSURE("no encoded data", encodedBuffer);
          VS_TUT_ENSURE("less data than there should be",
              encodedBuffer->getBufferSize() >=
              opacket->getSize());

          // now, write the packet to disk.
          retval = hw->container->writePacket(opacket.value());
          VS_TUT_ENSURE("could not write packet", retval >= 0);


        }
      }
    }
  }
  // sigh; it turns out that to flush the encoding buffers you need to
  // ask the encoder to encode a NULL set of samples.  So, let's do that.
  retval = hw->coders[hw->first_output_audio_stream]->encodeAudio(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any audio", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }
  retval = hw->coders[hw->first_output_video_stream]->encodeVideo(opacket.value(), 0, 0);
  VS_TUT_ENSURE("Could not encode any video", retval >= 0);
  if (opacket->isComplete())
  {
    retval = hw->container->writePacket(opacket.value());
    VS_TUT_ENSURE("could not write packet", retval >= 0);
  }

  retval = hw->container->writeTrailer();
  VS_TUT_ENSURE("! writeTrailer", retval >= 0);

  retval = h->coders[h->first_input_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = h->coders[h->first_input_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_audio_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  retval = hw->coders[hw->first_output_video_stream]->close();
  VS_TUT_ENSURE("! close", retval >= 0);

  VS_TUT_ENSURE("could not get any audio packets", numPackets > 0);
  VS_TUT_ENSURE("could not decode any audio", numSamples > 0);
  VS_TUT_ENSURE("could not decode any video", numFrames >0);
  VS_TUT_ENSURE("could not find any key frames", numKeyFrames >0);

  if (h->expected_packets)
    VS_TUT_ENSURE_EQUALS("unexpected number of packets",
        numPackets, h->expected_packets);
  if (h->expected_audio_samples)
    VS_TUT_ENSURE_EQUALS("unexpected number of audio samples",
        numSamples, h->expected_audio_samples);
  if (h->expected_video_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video frames",
        numFrames, h->expected_video_frames);
  if (h->expected_video_key_frames)
    VS_TUT_ENSURE_EQUALS("unexpected number of video key frames",
        numKeyFrames, h->expected_video_key_frames);
}
예제 #9
0
/**
 * This test will read ironman (FLV, H263 video and mp3 audio) and transcode
 * to MP4 (H264 Video and aac audio).
 */
void
EncoderTest::testTranscode()
{
  // enable trace logging
  Logger::setGlobalIsLogging(Logger::LEVEL_TRACE, false);
  const bool isMemCheck = getenv("VS_TEST_MEMCHECK") ? true : false;
  LoggerStack stack;
  stack.setGlobalLevel(Logger::LEVEL_INFO, false);

  TestData::Fixture* fixture;
  fixture=mFixtures.getFixture("testfile.flv");
//  fixture=mFixtures.getFixture("testfile_h264_mp4a_tmcd.mov");
//  fixture=mFixtures.getFixture("bigbuckbunny_h264_aac_5.1.mp4");
  TS_ASSERT(fixture);
  char filepath[2048];
  mFixtures.fillPath(fixture, filepath, sizeof(filepath));

  RefPointer<Demuxer> source = Demuxer::make();
  source->open(filepath, 0, false, true, 0, 0);
  int32_t numStreams = source->getNumStreams();
  TS_ASSERT_EQUALS(fixture->num_streams, numStreams);

  // Let's create a helper object to help us with decoding
  typedef struct {
    MediaDescriptor::Type type;
    RefPointer<DemuxerStream> stream;
    RefPointer<Decoder> decoder;
    RefPointer<MediaSampled> media;
  } DemuxerStreamHelper;

  // I know there are only 2 in the input file.
  DemuxerStreamHelper inputHelpers[10];
  for(int32_t i = 0; i < numStreams; i++) {
    DemuxerStreamHelper* input = &inputHelpers[i];
    input->stream = source->getStream(i);
    input->decoder = input->stream->getDecoder();
    if (!input->decoder)
      // skip
      break;
    input->decoder->open(0, 0);
    input->type = input->decoder->getCodecType();
    if (input->type == MediaDescriptor::MEDIA_AUDIO)
      input->media = MediaAudio::make(
          input->decoder->getFrameSize(),
          input->decoder->getSampleRate(),
          input->decoder->getChannels(),
          input->decoder->getChannelLayout(),
          input->decoder->getSampleFormat());
    else if (input->type  == MediaDescriptor::MEDIA_VIDEO)
      input->media = MediaPicture::make(
          input->decoder->getWidth(),
          input->decoder->getHeight(),
          input->decoder->getPixelFormat()
      );
  }

  // now, let's set up our output file.
  RefPointer<Muxer> muxer = Muxer::make("EncoderTest_testTranscode.mp4", 0, 0);
  RefPointer<MuxerFormat> format = muxer->getFormat();

  // Let's create a helper object to help us with decoding
  typedef struct {
    MediaDescriptor::Type type;
    RefPointer<MuxerStream> stream;
    RefPointer<MediaResampler> resampler;
    RefPointer<MediaSampled> media;
    RefPointer<Encoder> encoder;
  } MuxerStreamHelper;

  MuxerStreamHelper outputHelpers[10];
  for(int32_t i = 0; i < numStreams; i++) {
    DemuxerStreamHelper *input = &inputHelpers[i];
    MuxerStreamHelper *output = &outputHelpers[i];
    if (!input->decoder)
      // skip
      break;
    output->type = input->type;
    RefPointer<Encoder> encoder;
    if (output->type == MediaDescriptor::MEDIA_VIDEO) {
      RefPointer<Codec> codec = Codec::findEncodingCodec(Codec::CODEC_ID_H264);
      encoder = Encoder::make(codec.value());

      // set the encoder properties we need
      encoder->setWidth(input->decoder->getWidth());
      encoder->setHeight(input->decoder->getHeight());
      encoder->setPixelFormat(input->decoder->getPixelFormat());
      encoder->setProperty("b", (int64_t)400000); // bitrate
      encoder->setProperty("g", (int64_t) 10); // gop
      encoder->setProperty("bf", (int64_t)0); // max b frames
      RefPointer<Rational> tb = Rational::make(1,2997);
      encoder->setTimeBase(tb.value());


    } else if (output->type == MediaDescriptor::MEDIA_AUDIO) {
      RefPointer<Codec> codec = Codec::findEncodingCodec(Codec::CODEC_ID_AAC);
      encoder = Encoder::make(codec.value());

      // set the encoder properties we need
      encoder->setSampleRate(input->decoder->getSampleRate());
      encoder->setSampleFormat(input->decoder->getSampleFormat());
      encoder->setSampleFormat(AudioFormat::SAMPLE_FMT_S16);
      encoder->setChannelLayout(input->decoder->getChannelLayout());
      encoder->setChannels(input->decoder->getChannels());
      encoder->setProperty("b", (int64_t)64000); // bitrate
      RefPointer<Rational> tb = Rational::make(1,encoder->getSampleRate());
      encoder->setTimeBase(tb.value());
      //      //input->decoder->getTimeBase();
      //      output->encoder->setTimeBase(tb.value());

    }
    output->encoder.reset(encoder.value(), true);
    if (output->encoder) {
      if (format->getFlag(MuxerFormat::GLOBAL_HEADER))
        output->encoder->setFlag(Encoder::FLAG_GLOBAL_HEADER, true);

      output->encoder->open(0,0);

      // sometimes encoders need to change parameters to fit; let's see
      // if that happened.
      output->stream = muxer->addNewStream(output->encoder.value());
    }
    output->media = input->media;
    output->resampler = 0;
    if (output->type == MediaDescriptor::MEDIA_AUDIO) {
      // sometimes encoders only accept certain media types and discard
      // our suggestions. Let's check.
      if (
          output->encoder->getSampleRate() != input->decoder->getSampleRate() ||
          output->encoder->getSampleFormat() != input->decoder->getSampleFormat() ||
          output->encoder->getChannelLayout() != input->decoder->getChannelLayout() ||
          output->encoder->getChannels() != input->decoder->getChannels()
          )
      {
        // we need a resampler.
        VS_LOG_DEBUG("Resampling: [%"PRId32", %"PRId32", %"PRId32"] [%"PRId32", %"PRId32", %"PRId32"]",
                     (int32_t)output->encoder->getChannelLayout(),
                     (int32_t)output->encoder->getSampleRate(),
                     (int32_t)output->encoder->getSampleFormat(),
                     (int32_t)input->decoder->getChannelLayout(),
                     (int32_t)input->decoder->getSampleRate(),
                     (int32_t)input->decoder->getSampleFormat()
        );
        RefPointer<MediaAudioResampler> resampler = MediaAudioResampler::make(
            output->encoder->getChannelLayout(),
            output->encoder->getSampleRate(),
            output->encoder->getSampleFormat(),
            input->decoder->getChannelLayout(),
            input->decoder->getSampleRate(),
            input->decoder->getSampleFormat()
            );
        resampler->open();
        output->resampler.reset(resampler.value(), true);
        output->media = MediaAudio::make(
                  output->encoder->getFrameSize(),
                  output->encoder->getSampleRate(),
                  output->encoder->getChannels(),
                  output->encoder->getChannelLayout(),
                  output->encoder->getSampleFormat());
      }
    }
  }
  // now we should be ready to open the muxer
  muxer->open(0, 0);

  // now, let's start a decoding loop.
  RefPointer<MediaPacket> packet = MediaPacket::make();

  int numPackets = 0;
  while(source->read(packet.value()) >= 0) {
    // got a packet; now we try to decode it.
    if (packet->isComplete()) {
      int32_t streamNo = packet->getStreamIndex();
      DemuxerStreamHelper *input = &inputHelpers[streamNo];
      MuxerStreamHelper* output = &outputHelpers[streamNo];
      if (input->decoder) decodeAndEncode(
          packet.value(),
          input->decoder.value(),
          input->media.value(),
          output->resampler.value(),
          output->media.value(),
          muxer.value(),
          output->encoder.value());
      ++numPackets;
      if (isMemCheck && numPackets > 100) {
        VS_LOG_WARN("Exiting early under valgrind");
        break;
      }
    }
  }

  // now, flush any cached packets
  for(int i = 0; i < numStreams; i++) {
    DemuxerStreamHelper *input = &inputHelpers[i];
    MuxerStreamHelper* output = &outputHelpers[i];
    if (input->decoder) decodeAndEncode(
        0,
        input->decoder.value(),
        input->media.value(),
        output->resampler.value(),
        output->media.value(),
        muxer.value(),
        output->encoder.value());

  }
  source->close();
  muxer->close();
}