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gecko/media/webrtc/signaling/test/mediaconduit_unittests.cpp

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <iostream>
#include <string>
#include <fstream>
#include <unistd.h>
#include <vector>
#include <math.h>
using namespace std;
#include "mozilla/Scoped.h"
#include <MediaConduitInterface.h>
#include "nsIEventTarget.h"
#include "FakeMediaStreamsImpl.h"
#define GTEST_HAS_RTTI 0
#include "gtest/gtest.h"
#include "gtest_utils.h"
#include "mtransport_test_utils.h"
MtransportTestUtils *test_utils;
//Video Frame Color
const int COLOR = 0x80; //Gray
//MWC RNG of George Marsaglia
//taken from xiph.org
static int32_t Rz, Rw;
static inline int32_t fast_rand(void)
{
Rz=36969*(Rz&65535)+(Rz>>16);
Rw=18000*(Rw&65535)+(Rw>>16);
return (Rz<<16)+Rw;
}
/**
* Global structure to store video test results.
*/
struct VideoTestStats
{
int numRawFramesInserted;
int numFramesRenderedSuccessfully;
int numFramesRenderedWrongly;
};
VideoTestStats vidStatsGlobal={0,0,0};
/**
* A Dummy Video Conduit Tester.
* The test-case inserts a 640*480 grey imagerevery 33 milliseconds
* to the video-conduit for encoding and transporting.
*/
class VideoSendAndReceive
{
public:
VideoSendAndReceive():width(640),
height(480)
{
}
~VideoSendAndReceive()
{
}
void Init(mozilla::RefPtr<mozilla::VideoSessionConduit> aSession)
{
mSession = aSession;
}
void GenerateAndReadSamples()
{
int len = ((width * height) * 3 / 2);
uint8_t* frame = (uint8_t*) PR_MALLOC(len);
int numFrames = 121;
memset(frame, COLOR, len);
do
{
mSession->SendVideoFrame((unsigned char*)frame,
len,
width,
height,
mozilla::kVideoI420,
0);
PR_Sleep(PR_MillisecondsToInterval(33));
vidStatsGlobal.numRawFramesInserted++;
numFrames--;
} while(numFrames >= 0);
PR_Free(frame);
}
private:
mozilla::RefPtr<mozilla::VideoSessionConduit> mSession;
int width, height;
};
/**
* A Dummy AudioConduit Tester
* The test reads PCM samples of a standard test file and
* passws to audio-conduit for encoding, RTPfication and
* decoding ebery 10 milliseconds.
* This decoded samples are read-off the conduit for writing
* into output audio file in PCM format.
*/
class AudioSendAndReceive
{
public:
static const unsigned int PLAYOUT_SAMPLE_FREQUENCY; //default is 16000
static const unsigned int PLAYOUT_SAMPLE_LENGTH; //default is 160000
AudioSendAndReceive()
{
}
~AudioSendAndReceive()
{
}
void Init(mozilla::RefPtr<mozilla::AudioSessionConduit> aSession,
mozilla::RefPtr<mozilla::AudioSessionConduit> aOtherSession,
std::string fileIn, std::string fileOut)
{
mSession = aSession;
mOtherSession = aOtherSession;
iFile = fileIn;
oFile = fileOut;
}
//Kick start the test
void GenerateAndReadSamples();
private:
mozilla::RefPtr<mozilla::AudioSessionConduit> mSession;
mozilla::RefPtr<mozilla::AudioSessionConduit> mOtherSession;
std::string iFile;
std::string oFile;
int WriteWaveHeader(int rate, int channels, FILE* outFile);
int FinishWaveHeader(FILE* outFile);
void GenerateMusic(int16_t* buf, int len);
};
const unsigned int AudioSendAndReceive::PLAYOUT_SAMPLE_FREQUENCY = 16000;
const unsigned int AudioSendAndReceive::PLAYOUT_SAMPLE_LENGTH = 160000;
int AudioSendAndReceive::WriteWaveHeader(int rate, int channels, FILE* outFile)
{
//Hardcoded for 16 bit samples
unsigned char header[] = {
// File header
0x52, 0x49, 0x46, 0x46, // 'RIFF'
0x00, 0x00, 0x00, 0x00, // chunk size
0x57, 0x41, 0x56, 0x45, // 'WAVE'
// fmt chunk. We always write 16-bit samples.
0x66, 0x6d, 0x74, 0x20, // 'fmt '
0x10, 0x00, 0x00, 0x00, // chunk size
0x01, 0x00, // WAVE_FORMAT_PCM
0xFF, 0xFF, // channels
0xFF, 0xFF, 0xFF, 0xFF, // sample rate
0x00, 0x00, 0x00, 0x00, // data rate
0xFF, 0xFF, // frame size in bytes
0x10, 0x00, // bits per sample
// data chunk
0x64, 0x61, 0x74, 0x61, // 'data'
0xFE, 0xFF, 0xFF, 0x7F // chunk size
};
#define set_uint16le(buffer, value) \
(buffer)[0] = (value) & 0xff; \
(buffer)[1] = (value) >> 8;
#define set_uint32le(buffer, value) \
set_uint16le( (buffer), (value) & 0xffff ); \
set_uint16le( (buffer) + 2, (value) >> 16 );
// set dynamic header fields
set_uint16le(header + 22, channels);
set_uint32le(header + 24, rate);
set_uint16le(header + 32, channels*2);
size_t written = fwrite(header, 1, sizeof(header), outFile);
if (written != sizeof(header)) {
cerr << "Writing WAV header failed" << endl;
return -1;
}
return 0;
}
// Update the WAVE file header with the written length
int AudioSendAndReceive::FinishWaveHeader(FILE* outFile)
{
// Measure how much data we've written
long end = ftell(outFile);
if (end < 16) {
cerr << "Couldn't get output file length" << endl;
return (end < 0) ? end : -1;
}
// Update the header
unsigned char size[4];
int err = fseek(outFile, 40, SEEK_SET);
if (err < 0) {
cerr << "Couldn't seek to WAV file header." << endl;
return err;
}
set_uint32le(size, (end - 44) & 0xffffffff);
size_t written = fwrite(size, 1, sizeof(size), outFile);
if (written != sizeof(size)) {
cerr << "Couldn't write data size to WAV header" << endl;
return -1;
}
// Return to the end
err = fseek(outFile, 0, SEEK_END);
if (err < 0) {
cerr << "Couldn't seek to WAV file end." << endl;
return err;
}
return 0;
}
//Code from xiph.org to generate music of predefined length
void AudioSendAndReceive::GenerateMusic(short* buf, int len)
{
cerr <<" Generating Input Music " << endl;
int32_t a1,a2,b1,b2;
int32_t c1,c2,d1,d2;
int32_t i,j;
a1=b1=a2=b2=0;
c1=c2=d1=d2=0;
j=0;
/*60ms silence */
for(i=0;i<2880;i++)
{
buf[i*2]=buf[(i*2)+1]=0;
}
for(i=2880;i<len-1;i+=2)
{
int32_t r;
int32_t v1,v2;
v1=v2=(((j*((j>>12)^((j>>10|j>>12)&26&j>>7)))&128)+128)<<15;
r=fast_rand();v1+=r&65535;v1-=r>>16;
r=fast_rand();v2+=r&65535;v2-=r>>16;
b1=v1-a1+((b1*61+32)>>6);a1=v1;
b2=v2-a2+((b2*61+32)>>6);a2=v2;
c1=(30*(c1+b1+d1)+32)>>6;d1=b1;
c2=(30*(c2+b2+d2)+32)>>6;d2=b2;
v1=(c1+128)>>8;
v2=(c2+128)>>8;
buf[i]=v1>32767?32767:(v1<-32768?-32768:v1);
buf[i+1]=v2>32767?32767:(v2<-32768?-32768:v2);
if(i%6==0)j++;
}
cerr << "Generating Input Music Done " << endl;
}
//Hardcoded for 16 bit samples for now
void AudioSendAndReceive::GenerateAndReadSamples()
{
int16_t audioInput[PLAYOUT_SAMPLE_LENGTH];
int16_t audioOutput[PLAYOUT_SAMPLE_LENGTH];
short* inbuf;
int sampleLengthDecoded = 0;
unsigned int SAMPLES = (PLAYOUT_SAMPLE_FREQUENCY * 10); //10 seconds
int CHANNELS = 1; //mono audio
int sampleLengthInBytes = sizeof(audioInput);
//generated audio buffer
inbuf = (short *)moz_xmalloc(sizeof(short)*SAMPLES*CHANNELS);
memset(audioInput,0,sampleLengthInBytes);
memset(audioOutput,0,sampleLengthInBytes);
MOZ_ASSERT(SAMPLES <= PLAYOUT_SAMPLE_LENGTH);
FILE* inFile = fopen( iFile.c_str(), "wb+");
if(!inFile) {
cerr << "Input File Creation Failed " << endl;
return;
}
FILE* outFile = fopen( oFile.c_str(), "wb+");
if(!outFile) {
cerr << "Output File Creation Failed " << endl;
return;
}
//Create input file with the music
WriteWaveHeader(PLAYOUT_SAMPLE_FREQUENCY, 1, inFile);
GenerateMusic(inbuf, SAMPLES);
fwrite(inbuf,1,SAMPLES*sizeof(inbuf[0])*CHANNELS,inFile);
FinishWaveHeader(inFile);
fclose(inFile);
WriteWaveHeader(PLAYOUT_SAMPLE_FREQUENCY, 1, outFile);
unsigned int numSamplesReadFromInput = 0;
do
{
if(!memcpy(audioInput, inbuf, sampleLengthInBytes))
{
return;
}
numSamplesReadFromInput += PLAYOUT_SAMPLE_LENGTH;
inbuf += PLAYOUT_SAMPLE_LENGTH;
mSession->SendAudioFrame(audioInput,
PLAYOUT_SAMPLE_LENGTH,
PLAYOUT_SAMPLE_FREQUENCY,10);
PR_Sleep(PR_MillisecondsToInterval(10));
mOtherSession->GetAudioFrame(audioOutput, PLAYOUT_SAMPLE_FREQUENCY,
10, sampleLengthDecoded);
if(sampleLengthDecoded == 0)
{
cerr << " Zero length Sample " << endl;
}
int wrote_ = fwrite (audioOutput, 1 , sampleLengthInBytes, outFile);
if(wrote_ != sampleLengthInBytes)
{
cerr << "Couldn't Write " << sampleLengthInBytes << "bytes" << endl;
break;
}
}while(numSamplesReadFromInput < SAMPLES);
FinishWaveHeader(outFile);
fclose(outFile);
}
/**
* Dummy Video Target for the conduit
* This class acts as renderer attached to the video conuit
* As of today we just verify if the frames rendered are exactly
* the same as frame inserted at the first place
*/
class DummyVideoTarget: public mozilla::VideoRenderer
{
public:
DummyVideoTarget()
{
}
virtual ~DummyVideoTarget()
{
}
void RenderVideoFrame(const unsigned char* buffer,
unsigned int buffer_size,
uint32_t time_stamp,
int64_t render_time)
{
//write the frame to the file
if(VerifyFrame(buffer, buffer_size) == 0)
{
vidStatsGlobal.numFramesRenderedSuccessfully++;
} else
{
vidStatsGlobal.numFramesRenderedWrongly++;
}
}
void FrameSizeChange(unsigned int, unsigned int, unsigned int)
{
//do nothing
}
//This is hardcoded to check if the contents of frame is COLOR
// as we set while sending.
int VerifyFrame(const unsigned char* buffer, unsigned int buffer_size)
{
int good = 0;
for(int i=0; i < (int) buffer_size; i++)
{
if(buffer[i] == COLOR)
{
++good;
}
else
{
--good;
}
}
return 0;
}
};
/**
* Fake Audio and Video External Transport Class
* The functions in this class will be invoked by the conduit
* when it has RTP/RTCP frame to transmit.
* For everty RTP/RTCP frame we receive, we pass it back
* to the conduit for eventual decoding and rendering.
*/
class FakeMediaTransport : public mozilla::TransportInterface
{
public:
FakeMediaTransport():numPkts(0),
mAudio(false),
mVideo(false)
{
}
~FakeMediaTransport()
{
}
virtual nsresult SendRtpPacket(const void* data, int len)
{
++numPkts;
if(mAudio)
{
mOtherAudioSession->ReceivedRTPPacket(data,len);
} else
{
mOtherVideoSession->ReceivedRTPPacket(data,len);
}
return NS_OK;
}
virtual nsresult SendRtcpPacket(const void* data, int len)
{
if(mAudio)
{
mOtherAudioSession->ReceivedRTCPPacket(data,len);
} else
{
mOtherVideoSession->ReceivedRTCPPacket(data,len);
}
return NS_OK;
}
//Treat this object as Audio Transport
void SetAudioSession(mozilla::RefPtr<mozilla::AudioSessionConduit> aSession,
mozilla::RefPtr<mozilla::AudioSessionConduit>
aOtherSession)
{
mAudioSession = aSession;
mOtherAudioSession = aOtherSession;
mAudio = true;
}
// Treat this object as Video Transport
void SetVideoSession(mozilla::RefPtr<mozilla::VideoSessionConduit> aSession,
mozilla::RefPtr<mozilla::VideoSessionConduit>
aOtherSession)
{
mVideoSession = aSession;
mOtherVideoSession = aOtherSession;
mVideo = true;
}
private:
mozilla::RefPtr<mozilla::AudioSessionConduit> mAudioSession;
mozilla::RefPtr<mozilla::VideoSessionConduit> mVideoSession;
mozilla::RefPtr<mozilla::VideoSessionConduit> mOtherVideoSession;
mozilla::RefPtr<mozilla::AudioSessionConduit> mOtherAudioSession;
int numPkts;
bool mAudio, mVideo;
};
namespace {
class TransportConduitTest : public ::testing::Test
{
public:
TransportConduitTest()
{
//input and output file names
iAudiofilename = "input.wav";
oAudiofilename = "recorded.wav";
}
~TransportConduitTest()
{
}
//1. Dump audio samples to dummy external transport
void TestDummyAudioAndTransport()
{
//get pointer to AudioSessionConduit
int err=0;
mAudioSession = mozilla::AudioSessionConduit::Create(nullptr);
if( !mAudioSession )
ASSERT_NE(mAudioSession, (void*)nullptr);
mAudioSession2 = mozilla::AudioSessionConduit::Create(nullptr);
if( !mAudioSession2 )
ASSERT_NE(mAudioSession2, (void*)nullptr);
FakeMediaTransport* xport = new FakeMediaTransport();
ASSERT_NE(xport, (void*)nullptr);
xport->SetAudioSession(mAudioSession, mAudioSession2);
mAudioTransport = xport;
// attach the transport to audio-conduit
err = mAudioSession->AttachTransport(mAudioTransport);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mAudioSession2->AttachTransport(mAudioTransport);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
//configure send and recv codecs on the audio-conduit
//mozilla::AudioCodecConfig cinst1(124,"PCMU",8000,80,1,64000);
mozilla::AudioCodecConfig cinst1(124,"opus",48000,960,1,64000);
mozilla::AudioCodecConfig cinst2(125,"L16",16000,320,1,256000);
std::vector<mozilla::AudioCodecConfig*> rcvCodecList;
rcvCodecList.push_back(&cinst1);
rcvCodecList.push_back(&cinst2);
err = mAudioSession->ConfigureSendMediaCodec(&cinst1);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mAudioSession->ConfigureRecvMediaCodecs(rcvCodecList);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mAudioSession2->ConfigureSendMediaCodec(&cinst1);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mAudioSession2->ConfigureRecvMediaCodecs(rcvCodecList);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
//start generating samples
audioTester.Init(mAudioSession,mAudioSession2, iAudiofilename,oAudiofilename);
cerr << " ******************************************************** " << endl;
cerr << " Generating Audio Samples " << endl;
cerr << " ******************************************************** " << endl;
PR_Sleep(PR_SecondsToInterval(2));
audioTester.GenerateAndReadSamples();
PR_Sleep(PR_SecondsToInterval(2));
cerr << " ******************************************************** " << endl;
cerr << " Input Audio File " << iAudiofilename << endl;
cerr << " Output Audio File " << oAudiofilename << endl;
cerr << " ******************************************************** " << endl;
}
//2. Dump audio samples to dummy external transport
void TestDummyVideoAndTransport()
{
int err = 0;
//get pointer to VideoSessionConduit
mVideoSession = mozilla::VideoSessionConduit::Create(nullptr);
if( !mVideoSession )
ASSERT_NE(mVideoSession, (void*)nullptr);
// This session is for other one
mVideoSession2 = mozilla::VideoSessionConduit::Create(nullptr);
if( !mVideoSession2 )
ASSERT_NE(mVideoSession2,(void*)nullptr);
mVideoRenderer = new DummyVideoTarget();
ASSERT_NE(mVideoRenderer, (void*)nullptr);
FakeMediaTransport* xport = new FakeMediaTransport();
ASSERT_NE(xport, (void*)nullptr);
xport->SetVideoSession(mVideoSession,mVideoSession2);
mVideoTransport = xport;
// attach the transport and renderer to video-conduit
err = mVideoSession2->AttachRenderer(mVideoRenderer);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mVideoSession->AttachTransport(mVideoTransport);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mVideoSession2->AttachTransport(mVideoTransport);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
//configure send and recv codecs on theconduit
mozilla::VideoCodecConfig cinst1(120, "VP8", 0);
mozilla::VideoCodecConfig cinst2(124, "I420", 0);
std::vector<mozilla::VideoCodecConfig* > rcvCodecList;
rcvCodecList.push_back(&cinst1);
rcvCodecList.push_back(&cinst2);
err = mVideoSession->ConfigureSendMediaCodec(&cinst1);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
err = mVideoSession2->ConfigureRecvMediaCodecs(rcvCodecList);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
//start generating samples
cerr << " *************************************************" << endl;
cerr << " Starting the Video Sample Generation " << endl;
cerr << " *************************************************" << endl;
PR_Sleep(PR_SecondsToInterval(2));
videoTester.Init(mVideoSession);
videoTester.GenerateAndReadSamples();
PR_Sleep(PR_SecondsToInterval(2));
cerr << " **************************************************" << endl;
cerr << " Done With The Testing " << endl;
cerr << " VIDEO TEST STATS " << endl;
cerr << " Num Raw Frames Inserted: "<<
vidStatsGlobal.numRawFramesInserted << endl;
cerr << " Num Frames Successfully Rendered: "<<
vidStatsGlobal.numFramesRenderedSuccessfully << endl;
cerr << " Num Frames Wrongly Rendered: "<<
vidStatsGlobal.numFramesRenderedWrongly << endl;
cerr << " Done With The Testing " << endl;
cerr << " **************************************************" << endl;
ASSERT_EQ(0, vidStatsGlobal.numFramesRenderedWrongly);
ASSERT_EQ(vidStatsGlobal.numRawFramesInserted,
vidStatsGlobal.numFramesRenderedSuccessfully);
}
void TestVideoConduitCodecAPI()
{
int err = 0;
mozilla::RefPtr<mozilla::VideoSessionConduit> mVideoSession;
//get pointer to VideoSessionConduit
mVideoSession = mozilla::VideoSessionConduit::Create(nullptr);
if( !mVideoSession )
ASSERT_NE(mVideoSession, (void*)nullptr);
//Test Configure Recv Codec APIS
cerr << " *************************************************" << endl;
cerr << " Test Receive Codec Configuration API Now " << endl;
cerr << " *************************************************" << endl;
std::vector<mozilla::VideoCodecConfig* > rcvCodecList;
//Same APIs
cerr << " *************************************************" << endl;
cerr << " 1. Same Codec (VP8) Repeated Twice " << endl;
cerr << " *************************************************" << endl;
mozilla::VideoCodecConfig cinst1(120, "VP8", 0);
mozilla::VideoCodecConfig cinst2(120, "VP8", 0);
rcvCodecList.push_back(&cinst1);
rcvCodecList.push_back(&cinst2);
err = mVideoSession->ConfigureRecvMediaCodecs(rcvCodecList);
EXPECT_NE(err,mozilla::kMediaConduitNoError);
rcvCodecList.pop_back();
rcvCodecList.pop_back();
PR_Sleep(PR_SecondsToInterval(2));
cerr << " *************************************************" << endl;
cerr << " 2. Codec With Invalid Payload Names " << endl;
cerr << " *************************************************" << endl;
cerr << " Setting payload 1 with name: I4201234tttttthhhyyyy89087987y76t567r7756765rr6u6676" << endl;
cerr << " Setting payload 2 with name of zero length" << endl;
mozilla::VideoCodecConfig cinst3(124, "I4201234tttttthhhyyyy89087987y76t567r7756765rr6u6676", 0);
mozilla::VideoCodecConfig cinst4(124, "", 0);
rcvCodecList.push_back(&cinst3);
rcvCodecList.push_back(&cinst4);
err = mVideoSession->ConfigureRecvMediaCodecs(rcvCodecList);
EXPECT_TRUE(err != mozilla::kMediaConduitNoError);
rcvCodecList.pop_back();
rcvCodecList.pop_back();
PR_Sleep(PR_SecondsToInterval(2));
cerr << " *************************************************" << endl;
cerr << " 3. Null Codec Parameter " << endl;
cerr << " *************************************************" << endl;
rcvCodecList.push_back(0);
err = mVideoSession->ConfigureRecvMediaCodecs(rcvCodecList);
EXPECT_TRUE(err != mozilla::kMediaConduitNoError);
rcvCodecList.pop_back();
cerr << " *************************************************" << endl;
cerr << " Test Send Codec Configuration API Now " << endl;
cerr << " *************************************************" << endl;
cerr << " *************************************************" << endl;
cerr << " 1. Same Codec (VP8) Repeated Twice " << endl;
cerr << " *************************************************" << endl;
err = mVideoSession->ConfigureSendMediaCodec(&cinst1);
EXPECT_EQ(mozilla::kMediaConduitNoError, err);
err = mVideoSession->ConfigureSendMediaCodec(&cinst1);
EXPECT_EQ(mozilla::kMediaConduitCodecInUse, err);
cerr << " *************************************************" << endl;
cerr << " 2. Codec With Invalid Payload Names " << endl;
cerr << " *************************************************" << endl;
cerr << " Setting payload with name: I4201234tttttthhhyyyy89087987y76t567r7756765rr6u6676" << endl;
err = mVideoSession->ConfigureSendMediaCodec(&cinst3);
EXPECT_TRUE(err != mozilla::kMediaConduitNoError);
cerr << " *************************************************" << endl;
cerr << " 3. Null Codec Parameter " << endl;
cerr << " *************************************************" << endl;
err = mVideoSession->ConfigureSendMediaCodec(nullptr);
EXPECT_TRUE(err != mozilla::kMediaConduitNoError);
}
void DumpMaxFs(int orig_width, int orig_height, int max_fs,
int new_width, int new_height)
{
cerr << "Applying max_fs=" << max_fs << " to input resolution " <<
orig_width << "x" << orig_height << endl;
cerr << "New resolution: " << new_width << "x" << new_height << endl;
cerr << endl;
}
// Calculate new resolution for sending video by applying max-fs constraint.
void GetVideoResolutionWithMaxFs(int orig_width, int orig_height, int max_fs,
int *new_width, int *new_height)
{
int err = 0;
// Get pointer to VideoSessionConduit.
mVideoSession = mozilla::VideoSessionConduit::Create(nullptr);
if( !mVideoSession )
ASSERT_NE(mVideoSession, (void*)nullptr);
// Configure send codecs on the conduit.
mozilla::VideoCodecConfig cinst1(120, "VP8", 0, max_fs, 0);
err = mVideoSession->ConfigureSendMediaCodec(&cinst1);
ASSERT_EQ(mozilla::kMediaConduitNoError, err);
// Send one frame.
MOZ_ASSERT(!(orig_width & 1));
MOZ_ASSERT(!(orig_height & 1));
int len = ((orig_width * orig_height) * 3 / 2);
uint8_t* frame = (uint8_t*) PR_MALLOC(len);
memset(frame, COLOR, len);
mVideoSession->SendVideoFrame((unsigned char*)frame,
len,
orig_width,
orig_height,
mozilla::kVideoI420,
0);
PR_Free(frame);
// Get the new resolution as adjusted by the max-fs constraint.
*new_width = mVideoSession->SendingWidth();
*new_height = mVideoSession->SendingHeight();
}
void TestVideoConduitMaxFs()
{
int orig_width, orig_height, width, height, max_fs;
// No limitation.
cerr << "Test no max-fs limition" << endl;
orig_width = 640;
orig_height = 480;
max_fs = 0;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 640);
ASSERT_EQ(height, 480);
// VGA to QVGA.
cerr << "Test resizing from VGA to QVGA" << endl;
orig_width = 640;
orig_height = 480;
max_fs = 300;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 320);
ASSERT_EQ(height, 240);
// Extreme input resolution.
cerr << "Test extreme input resolution" << endl;
orig_width = 3072;
orig_height = 100;
max_fs = 300;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 768);
ASSERT_EQ(height, 26);
// Small max-fs.
cerr << "Test small max-fs (case 1)" << endl;
orig_width = 8;
orig_height = 32;
max_fs = 1;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 4);
ASSERT_EQ(height, 16);
// Small max-fs.
cerr << "Test small max-fs (case 2)" << endl;
orig_width = 4;
orig_height = 50;
max_fs = 1;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 2);
ASSERT_EQ(height, 16);
// Small max-fs.
cerr << "Test small max-fs (case 3)" << endl;
orig_width = 872;
orig_height = 136;
max_fs = 3;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 48);
ASSERT_EQ(height, 8);
// Small max-fs.
cerr << "Test small max-fs (case 4)" << endl;
orig_width = 160;
orig_height = 8;
max_fs = 5;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 80);
ASSERT_EQ(height, 4);
// Extremely small width and height(see bug 919979).
cerr << "Test with extremely small width and height" << endl;
orig_width = 2;
orig_height = 2;
max_fs = 5;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs, &width, &height);
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ASSERT_EQ(width, 2);
ASSERT_EQ(height, 2);
// Random values.
cerr << "Test with random values" << endl;
for (int i = 0; i < 30; i++) {
cerr << ".";
max_fs = rand() % 1000;
orig_width = ((rand() % 2000) & ~1) + 2;
orig_height = ((rand() % 2000) & ~1) + 2;
GetVideoResolutionWithMaxFs(orig_width, orig_height, max_fs,
&width, &height);
if (max_fs > 0 &&
ceil(width / 16.) * ceil(height / 16.) > max_fs) {
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ADD_FAILURE();
}
if ((width & 1) || (height & 1)) {
DumpMaxFs(orig_width, orig_height, max_fs, width, height);
ADD_FAILURE();
}
}
cerr << endl;
}
private:
//Audio Conduit Test Objects
mozilla::RefPtr<mozilla::AudioSessionConduit> mAudioSession;
mozilla::RefPtr<mozilla::AudioSessionConduit> mAudioSession2;
mozilla::RefPtr<mozilla::TransportInterface> mAudioTransport;
AudioSendAndReceive audioTester;
//Video Conduit Test Objects
mozilla::RefPtr<mozilla::VideoSessionConduit> mVideoSession;
mozilla::RefPtr<mozilla::VideoSessionConduit> mVideoSession2;
mozilla::RefPtr<mozilla::VideoRenderer> mVideoRenderer;
mozilla::RefPtr<mozilla::TransportInterface> mVideoTransport;
VideoSendAndReceive videoTester;
std::string fileToPlay;
std::string fileToRecord;
std::string iAudiofilename;
std::string oAudiofilename;
};
// Test 1: Test Dummy External Xport
TEST_F(TransportConduitTest, TestDummyAudioWithTransport) {
TestDummyAudioAndTransport();
}
// Test 2: Test Dummy External Xport
TEST_F(TransportConduitTest, TestDummyVideoWithTransport) {
TestDummyVideoAndTransport();
}
TEST_F(TransportConduitTest, TestVideoConduitCodecAPI) {
TestVideoConduitCodecAPI();
}
TEST_F(TransportConduitTest, TestVideoConduitMaxFs) {
TestVideoConduitMaxFs();
}
} // end namespace
int main(int argc, char **argv)
{
// This test can cause intermittent oranges on the builders
CHECK_ENVIRONMENT_FLAG("MOZ_WEBRTC_MEDIACONDUIT_TESTS")
test_utils = new MtransportTestUtils();
::testing::InitGoogleTest(&argc, argv);
int rv = RUN_ALL_TESTS();
delete test_utils;
return rv;
}
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