winlin

add assert to flv.

... ... @@ -53,6 +53,8 @@ int SrsFlvEncoder::initialize(SrsFileWriter* fs)
{
int ret = ERROR_SUCCESS;
srs_assert(fs);
if (!fs->is_open()) {
ret = ERROR_KERNEL_FLV_STREAM_CLOSED;
srs_warn("stream is not open for decoder. ret=%d", ret);
... ... @@ -110,6 +112,8 @@ int SrsFlvEncoder::write_metadata(char* data, int size)
{
int ret = ERROR_SUCCESS;
srs_assert(data);
// 11 bytes tag header
static char tag_header[] = {
(char)18, // TagType UB [5], 18 = script data
... ... @@ -137,6 +141,8 @@ int SrsFlvEncoder::write_audio(int64_t timestamp, char* data, int size)
{
int ret = ERROR_SUCCESS;
srs_assert(data);
timestamp &= 0x7fffffff;
// 11bytes tag header
... ... @@ -169,6 +175,8 @@ int SrsFlvEncoder::write_video(int64_t timestamp, char* data, int size)
{
int ret = ERROR_SUCCESS;
srs_assert(data);
timestamp &= 0x7fffffff;
// 11bytes tag header
... ... @@ -199,6 +207,7 @@ int SrsFlvEncoder::write_video(int64_t timestamp, char* data, int size)
int SrsFlvEncoder::size_tag(int data_size)
{
srs_assert(data_size >= 0);
return SRS_FLV_TAG_HEADER_SIZE + data_size + SRS_FLV_PREVIOUS_TAG_SIZE;
}
... ... @@ -247,6 +256,8 @@ int SrsFlvDecoder::initialize(SrsFileReader* fs)
{
int ret = ERROR_SUCCESS;
srs_assert(fs);
if (!fs->is_open()) {
ret = ERROR_KERNEL_FLV_STREAM_CLOSED;
srs_warn("stream is not open for decoder. ret=%d", ret);
... ... @@ -262,6 +273,8 @@ int SrsFlvDecoder::read_header(char header[9])
{
int ret = ERROR_SUCCESS;
srs_assert(header);
if ((ret = _fs->read(header, 9, NULL)) != ERROR_SUCCESS) {
return ret;
}
... ... @@ -280,6 +293,10 @@ int SrsFlvDecoder::read_tag_header(char* ptype, int32_t* pdata_size, u_int32_t*
{
int ret = ERROR_SUCCESS;
srs_assert(ptype);
srs_assert(pdata_size);
srs_assert(ptime);
char th[11]; // tag header
// read tag header
... ... @@ -316,6 +333,8 @@ int SrsFlvDecoder::read_tag_header(char* ptype, int32_t* pdata_size, u_int32_t*
int SrsFlvDecoder::read_tag_data(char* data, int32_t size)
{
int ret = ERROR_SUCCESS;
srs_assert(data);
if ((ret = _fs->read(data, size, NULL)) != ERROR_SUCCESS) {
if (ret != ERROR_SYSTEM_FILE_EOF) {
... ... @@ -328,12 +347,14 @@ int SrsFlvDecoder::read_tag_data(char* data, int32_t size)
}
int SrsFlvDecoder::read_previous_tag_size(char ts[4])
int SrsFlvDecoder::read_previous_tag_size(char previous_tag_size[4])
{
int ret = ERROR_SUCCESS;
srs_assert(previous_tag_size);
// ignore 4bytes tag size.
if ((ret = _fs->read(ts, 4, NULL)) != ERROR_SUCCESS) {
if ((ret = _fs->read(previous_tag_size, 4, NULL)) != ERROR_SUCCESS) {
if (ret != ERROR_SYSTEM_FILE_EOF) {
srs_error("read flv previous tag size failed. ret=%d", ret);
}
... ... @@ -358,6 +379,8 @@ int SrsFlvVodStreamDecoder::initialize(SrsFileReader* fs)
{
int ret = ERROR_SUCCESS;
srs_assert(fs);
if (!fs->is_open()) {
ret = ERROR_KERNEL_FLV_STREAM_CLOSED;
srs_warn("stream is not open for decoder. ret=%d", ret);
... ... @@ -373,7 +396,7 @@ int SrsFlvVodStreamDecoder::read_header_ext(char header[13])
{
int ret = ERROR_SUCCESS;
srs_assert(_fs);
srs_assert(header);
// @remark, always false, for sizeof(char[13]) equals to sizeof(char*)
//srs_assert(13 == sizeof(header));
... ... @@ -390,12 +413,10 @@ int SrsFlvVodStreamDecoder::read_header_ext(char header[13])
int SrsFlvVodStreamDecoder::read_sequence_header_summary(int64_t* pstart, int* psize)
{
*pstart = 0;
*psize = 0;
int ret = ERROR_SUCCESS;
srs_assert(_fs);
srs_assert(pstart);
srs_assert(psize);
// simply, the first video/audio must be the sequence header.
// and must be a sequence video and audio.
... ... @@ -484,8 +505,6 @@ int SrsFlvVodStreamDecoder::read_sequence_header_summary(int64_t* pstart, int* p
int SrsFlvVodStreamDecoder::lseek(int64_t offset)
{
int ret = ERROR_SUCCESS;
srs_assert(_fs);
if (offset >= _fs->filesize()) {
ret = ERROR_SYSTEM_FILE_EOF;
... ...
... ... @@ -69,10 +69,12 @@ public:
* @param data, the amf0 metadata which serialize from:
* AMF0 string: onMetaData,
* AMF0 object: the metadata object.
* @remark assert data is not NULL.
*/
virtual int write_metadata(char* data, int size);
/**
* write audio/video packet.
* @remark assert data is not NULL.
*/
virtual int write_audio(int64_t timestamp, char* data, int size);
virtual int write_video(int64_t timestamp, char* data, int size);
... ... @@ -80,6 +82,7 @@ public:
/**
* get the tag size,
* including the tag header, body, and 4bytes previous tag size.
* @remark assert data_size is not negative.
*/
static int size_tag(int data_size);
private:
... ... @@ -106,10 +109,26 @@ public:
*/
virtual int initialize(SrsFileReader* fs);
public:
/**
* read the flv header, donot including the 4bytes previous tag size.
* @remark assert header not NULL.
*/
virtual int read_header(char header[9]);
/**
* read the tag header infos.
* @remark assert ptype/pdata_size/ptime not NULL.
*/
virtual int read_tag_header(char* ptype, int32_t* pdata_size, u_int32_t* ptime);
/**
* read the tag data.
* @remark assert data not NULL.
*/
virtual int read_tag_data(char* data, int32_t size);
virtual int read_previous_tag_size(char ts[4]);
/**
* read the 4bytes previous tag size.
* @remark assert previous_tag_size not NULL.
*/
virtual int read_previous_tag_size(char previous_tag_size[4]);
};
/**
... ... @@ -137,6 +156,7 @@ public:
/**
* read the flv header and its size.
* @param header, fill it 13bytes(9bytes header, 4bytes previous tag size).
* @remark assert header not NULL.
*/
virtual int read_header_ext(char header[13]);
/**
... ... @@ -144,6 +164,7 @@ public:
* @param pstart, the start offset of sequence header.
* @param psize, output the size, (tag header)+(tag body)+(4bytes previous tag size).
* @remark we think the first audio/video is sequence header.
* @remark assert pstart/psize not NULL.
*/
virtual int read_sequence_header_summary(int64_t* pstart, int* psize);
public:
... ...
... ... @@ -176,6 +176,10 @@ void MockSrsFileReader::mock_reset_offset()
offset = 0;
}
/**
* test the codec,
* whether H.264 keyframe
*/
VOID TEST(KernelCodecTest, IsKeyFrame)
{
int8_t data;
... ... @@ -188,6 +192,10 @@ VOID TEST(KernelCodecTest, IsKeyFrame)
EXPECT_FALSE(SrsFlvCodec::video_is_keyframe(&data, 1));
}
/**
* test the codec,
* check whether H.264 video
*/
VOID TEST(KernelCodecTest, IsH264)
{
int8_t data;
... ... @@ -204,6 +212,10 @@ VOID TEST(KernelCodecTest, IsH264)
EXPECT_FALSE(SrsFlvCodec::video_is_h264(&data, 1));
}
/**
* test the codec,
* whether H.264 video sequence header
*/
VOID TEST(KernelCodecTest, IsSequenceHeader)
{
int16_t data;
... ... @@ -224,6 +236,10 @@ VOID TEST(KernelCodecTest, IsSequenceHeader)
EXPECT_FALSE(SrsFlvCodec::video_is_sequence_header((int8_t*)pp, 2));
}
/**
* test the codec,
* check whether AAC codec
*/
VOID TEST(KernelCodecTest, IsAAC)
{
int8_t data;
... ... @@ -240,6 +256,10 @@ VOID TEST(KernelCodecTest, IsAAC)
EXPECT_FALSE(SrsFlvCodec::audio_is_aac(&data, 1));
}
/**
* test the codec,
* AAC audio sequence header
*/
VOID TEST(KernelCodecTest, IsAudioSequenceHeader)
{
int16_t data;
... ... @@ -258,6 +278,10 @@ VOID TEST(KernelCodecTest, IsAudioSequenceHeader)
EXPECT_FALSE(SrsFlvCodec::video_is_sequence_header((int8_t*)pp, 2));
}
/**
* test the flv encoder,
* exception: file stream not open
*/
VOID TEST(KernelFlvTest, FlvEncoderStreamClosed)
{
MockSrsFileWriter fs;
... ... @@ -265,6 +289,10 @@ VOID TEST(KernelFlvTest, FlvEncoderStreamClosed)
ASSERT_TRUE(ERROR_SUCCESS != enc.initialize(&fs));
}
/**
* test the flv encoder,
* write flv header
*/
VOID TEST(KernelFlvTest, FlvEncoderWriteHeader)
{
MockSrsFileWriter fs;
... ... @@ -301,6 +329,10 @@ VOID TEST(KernelFlvTest, FlvEncoderWriteHeader)
EXPECT_TRUE(srs_bytes_equals(pts, fs.data + 9, 4));
}
/**
* test the flv encoder,
* write metadata tag
*/
VOID TEST(KernelFlvTest, FlvEncoderWriteMetadata)
{
MockSrsFileWriter fs;
... ... @@ -331,6 +363,10 @@ VOID TEST(KernelFlvTest, FlvEncoderWriteMetadata)
EXPECT_TRUE(srs_bytes_equals(pts, fs.data + 19, 4));
}
/**
* test the flv encoder,
* write audio tag
*/
VOID TEST(KernelFlvTest, FlvEncoderWriteAudio)
{
MockSrsFileWriter fs;
... ... @@ -361,6 +397,10 @@ VOID TEST(KernelFlvTest, FlvEncoderWriteAudio)
EXPECT_TRUE(srs_bytes_equals(pts, fs.data + 11 + 8, 4));
}
/**
* test the flv encoder,
* write video tag
*/
VOID TEST(KernelFlvTest, FlvEncoderWriteVideo)
{
MockSrsFileWriter fs;
... ... @@ -391,12 +431,20 @@ VOID TEST(KernelFlvTest, FlvEncoderWriteVideo)
EXPECT_TRUE(srs_bytes_equals(pts, fs.data + 11 + 8, 4));
}
/**
* test the flv encoder,
* calc the tag size.
*/
VOID TEST(KernelFlvTest, FlvEncoderSizeTag)
{
EXPECT_EQ(11+4+10, SrsFlvEncoder::size_tag(10));
EXPECT_EQ(11+4+0, SrsFlvEncoder::size_tag(0));
}
/**
* test the flv decoder,
* exception: file stream not open.
*/
VOID TEST(KernelFlvTest, FlvDecoderStreamClosed)
{
MockSrsFileReader fs;
... ... @@ -404,6 +452,10 @@ VOID TEST(KernelFlvTest, FlvDecoderStreamClosed)
ASSERT_TRUE(ERROR_SUCCESS != dec.initialize(&fs));
}
/**
* test the flv decoder,
* decode flv header
*/
VOID TEST(KernelFlvTest, FlvDecoderHeader)
{
MockSrsFileReader fs;
... ... @@ -432,6 +484,10 @@ VOID TEST(KernelFlvTest, FlvDecoderHeader)
EXPECT_TRUE(srs_bytes_equals(pts, data, 4));
}
/**
* test the flv decoder,
* decode metadata tag
*/
VOID TEST(KernelFlvTest, FlvDecoderMetadata)
{
MockSrsFileReader fs;
... ... @@ -474,6 +530,10 @@ VOID TEST(KernelFlvTest, FlvDecoderMetadata)
EXPECT_TRUE(srs_bytes_equals(pts, data, 4));
}
/**
* test the flv decoder,
* decode audio tag
*/
VOID TEST(KernelFlvTest, FlvDecoderAudio)
{
MockSrsFileReader fs;
... ... @@ -516,6 +576,10 @@ VOID TEST(KernelFlvTest, FlvDecoderAudio)
EXPECT_TRUE(srs_bytes_equals(pts, data, 4));
}
/**
* test the flv decoder,
* decode video tag
*/
VOID TEST(KernelFlvTest, FlvDecoderVideo)
{
MockSrsFileReader fs;
... ... @@ -558,6 +622,10 @@ VOID TEST(KernelFlvTest, FlvDecoderVideo)
EXPECT_TRUE(srs_bytes_equals(pts, data, 4));
}
/**
* test the flv vod stream decoder,
* exception: file stream not open.
*/
VOID TEST(KernelFlvTest, FlvVSDecoderStreamClosed)
{
MockSrsFileReader fs;
... ... @@ -565,6 +633,10 @@ VOID TEST(KernelFlvTest, FlvVSDecoderStreamClosed)
ASSERT_TRUE(ERROR_SUCCESS != dec.initialize(&fs));
}
/**
* test the flv vod stream decoder,
* decode the flv header
*/
VOID TEST(KernelFlvTest, FlvVSDecoderHeader)
{
MockSrsFileReader fs;
... ... @@ -591,6 +663,11 @@ VOID TEST(KernelFlvTest, FlvVSDecoderHeader)
EXPECT_TRUE(srs_bytes_equals(flv_header, data, 9));
}
/**
* test the flv vod stream decoder,
* get the start offset and size of sequence header
* mock data: metadata-audio-video
*/
VOID TEST(KernelFlvTest, FlvVSDecoderSequenceHeader)
{
MockSrsFileReader fs;
... ... @@ -598,6 +675,7 @@ VOID TEST(KernelFlvTest, FlvVSDecoderSequenceHeader)
ASSERT_TRUE(ERROR_SUCCESS == fs.open(""));
ASSERT_TRUE(ERROR_SUCCESS == dec.initialize(&fs));
// push metadata tag
if (true) {
// 11 bytes tag header
char tag_header[] = {
... ... @@ -616,6 +694,7 @@ VOID TEST(KernelFlvTest, FlvVSDecoderSequenceHeader)
fs.mock_append_data(md, 8);
fs.mock_append_data(pts, 4);
}
// push audio tag
if (true) {
// 11bytes tag header
char tag_header[] = {
... ... @@ -634,6 +713,7 @@ VOID TEST(KernelFlvTest, FlvVSDecoderSequenceHeader)
fs.mock_append_data(audio, 8);
fs.mock_append_data(pts, 4);
}
// push video tag
if (true) {
// 11bytes tag header
char tag_header[] = {
... ... @@ -662,6 +742,90 @@ VOID TEST(KernelFlvTest, FlvVSDecoderSequenceHeader)
EXPECT_TRUE(46 == size);
}
/**
* test the flv vod stream decoder,
* get the start offset and size of sequence header
* mock data: metadata-video-audio
*/
VOID TEST(KernelFlvTest, FlvVSDecoderSequenceHeader2)
{
MockSrsFileReader fs;
SrsFlvVodStreamDecoder dec;
ASSERT_TRUE(ERROR_SUCCESS == fs.open(""));
ASSERT_TRUE(ERROR_SUCCESS == dec.initialize(&fs));
// push metadata tag
if (true) {
// 11 bytes tag header
char tag_header[] = {
(char)18, // TagType UB [5], 18 = script data
(char)0x00, (char)0x00, (char)0x08, // DataSize UI24 Length of the message.
(char)0x00, (char)0x00, (char)0x00, // Timestamp UI24 Time in milliseconds at which the data in this tag applies.
(char)0x00, // TimestampExtended UI8
(char)0x00, (char)0x00, (char)0x00, // StreamID UI24 Always 0.
};
char md[] = {
(char)0x01, (char)0x02, (char)0x03, (char)0x04,
(char)0x04, (char)0x03, (char)0x02, (char)0x01
};
char pts[] = { (char)0x00, (char)0x00, (char)0x00, (char)19 };
fs.mock_append_data(tag_header, 11);
fs.mock_append_data(md, 8);
fs.mock_append_data(pts, 4);
}
// push video tag
if (true) {
// 11bytes tag header
char tag_header[] = {
(char)9, // TagType UB [5], 9 = video
(char)0x00, (char)0x00, (char)0x08, // DataSize UI24 Length of the message.
(char)0x00, (char)0x00, (char)0x30, // Timestamp UI24 Time in milliseconds at which the data in this tag applies.
(char)0x00, // TimestampExtended UI8
(char)0x00, (char)0x00, (char)0x00, // StreamID UI24 Always 0.
};
char video[] = {
(char)0x01, (char)0x02, (char)0x03, (char)0x04,
(char)0x04, (char)0x03, (char)0x02, (char)0x01
};
char pts[] = { (char)0x00, (char)0x00, (char)0x00, (char)19 };
fs.mock_append_data(tag_header, 11);
fs.mock_append_data(video, 8);
fs.mock_append_data(pts, 4);
}
// push audio tag
if (true) {
// 11bytes tag header
char tag_header[] = {
(char)8, // TagType UB [5], 8 = audio
(char)0x00, (char)0x00, (char)0x08, // DataSize UI24 Length of the message.
(char)0x00, (char)0x00, (char)0x30, // Timestamp UI24 Time in milliseconds at which the data in this tag applies.
(char)0x00, // TimestampExtended UI8
(char)0x00, (char)0x00, (char)0x00, // StreamID UI24 Always 0.
};
char audio[] = {
(char)0x01, (char)0x02, (char)0x03, (char)0x04,
(char)0x04, (char)0x03, (char)0x02, (char)0x01
};
char pts[] = { (char)0x00, (char)0x00, (char)0x00, (char)19 };
fs.mock_append_data(tag_header, 11);
fs.mock_append_data(audio, 8);
fs.mock_append_data(pts, 4);
}
fs.mock_reset_offset();
int64_t start = 0;
int size = 0;
EXPECT_TRUE(ERROR_SUCCESS == dec.read_sequence_header_summary(&start, &size));
EXPECT_TRUE(23 == start);
EXPECT_TRUE(46 == size);
}
/**
* test the flv vod stream decoder,
* seek stream after got the offset and start of flv sequence header,
* to directly response flv data by seek to the offset of file.
*/
VOID TEST(KernelFlvTest, FlvVSDecoderSeek)
{
MockSrsFileReader fs;
... ...