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Code Issues Releases Wiki Activity

for #299, refine audio codec object name

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This commit is contained in:
winlin 2017-02-12 20:46:24 +08:00
parent caf69f193d
commit d612a21bad
9 changed files with 66 additions and 64 deletions
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22
trunk/src/kernel/srs_kernel_codec.cpp
View file

@ -78,7 +78,7 @@ string srs_audio_codec_id2str(SrsAudioCodecId codec)
}
}
string srs_codec_audio_samplerate2str(SrsAudioSampleRate v)
string srs_audio_sample_rate2str(SrsAudioSampleRate v)
{
switch (v) {
case SrsAudioSampleRate5512: return "5512";
@ -215,20 +215,20 @@ int srs_aac_srates[] =
7350, 0, 0, 0
};
string srs_audio_samplesize2str(SrsAudioSampleSize v)
string srs_audio_sample_bits2str(SrsAudioSampleBits v)
{
switch (v) {
case SrsAudioSampleSize16bit: return "16bits";
case SrsAudioSampleSize8bit: return "8bits";
case SrsAudioSampleBits16bit: return "16bits";
case SrsAudioSampleBits8bit: return "8bits";
default: return "Other";
}
}
string srs_audio_channels2str(SrsAudioSoundType v)
string srs_audio_channels2str(SrsAudioChannels v)
{
switch (v) {
case SrsAudioSoundTypeStereo: return "Stereo";
case SrsAudioSoundTypeMono: return "Mono";
case SrsAudioChannelsStereo: return "Stereo";
case SrsAudioChannelsMono: return "Mono";
default: return "Other";
}
}
@ -363,8 +363,8 @@ SrsAudioCodecConfig::SrsAudioCodecConfig()
{
id = SrsAudioCodecIdForbidden;
sound_rate = SrsAudioSampleRateForbidden;
sound_size = SrsAudioSampleSizeForbidden;
sound_type = SrsAudioSoundTypeForbidden;
sound_size = SrsAudioSampleBitsForbidden;
sound_type = SrsAudioChannelsForbidden;
audio_data_rate = 0;
@ -1270,9 +1270,9 @@ int SrsFormat::audio_aac_demux(SrsBuffer* stream, int64_t timestamp)
SrsAudioCodecId codec_id = (SrsAudioCodecId)sound_format;
acodec->id = codec_id;
acodec->sound_type = (SrsAudioSoundType)sound_type;
acodec->sound_type = (SrsAudioChannels)sound_type;
acodec->sound_rate = (SrsAudioSampleRate)sound_rate;
acodec->sound_size = (SrsAudioSampleSize)sound_size;
acodec->sound_size = (SrsAudioSampleBits)sound_size;
// we support h.264+mp3 for hls.
if (codec_id == SrsAudioCodecIdMP3) {

56
trunk/src/kernel/srs_kernel_codec.hpp
View file

@ -199,7 +199,7 @@ enum SrsAudioSampleRate
SrsAudioSampleRate22050 = 2,
SrsAudioSampleRate44100 = 3,
};
std::string srs_codec_audio_samplerate2str(SrsAudioSampleRate v);
std::string srs_audio_sample_rate2str(SrsAudioSampleRate v);
/**
* The frame type, for example, audio, video or data.
@ -291,40 +291,42 @@ extern int srs_aac_srates[];
#define SrsMaxNbSamples 256
/**
* the FLV/RTMP supported audio sample size.
* Size of each audio sample. This parameter only pertains to
* uncompressed formats. Compressed formats always decode
* to 16 bits internally.
* 0 = 8-bit samples
* 1 = 16-bit samples
*/
enum SrsAudioSampleSize
* The audio sample size in bits.
* @doc video_file_format_spec_v10_1.pdf, page 76, E.4.2 Audio Tags
* Size of each audio sample. This parameter only pertains to
* uncompressed formats. Compressed formats always decode
* to 16 bits internally.
* 0 = 8-bit samples
* 1 = 16-bit samples
*/
enum SrsAudioSampleBits
{
// set to the max value to reserved, for array map.
SrsAudioSampleSizeReserved = 2,
SrsAudioSampleSizeForbidden = 2,
SrsAudioSampleBitsReserved = 2,
SrsAudioSampleBitsForbidden = 2,
SrsAudioSampleSize8bit = 0,
SrsAudioSampleSize16bit = 1,
SrsAudioSampleBits8bit = 0,
SrsAudioSampleBits16bit = 1,
};
std::string srs_audio_samplesize2str(SrsAudioSampleSize v);
std::string srs_audio_sample_bits2str(SrsAudioSampleBits v);
/**
* the FLV/RTMP supported audio sound type/channel.
* Mono or stereo sound
* 0 = Mono sound
* 1 = Stereo sound
*/
enum SrsAudioSoundType
* The audio channels.
* @doc video_file_format_spec_v10_1.pdf, page 77, E.4.2 Audio Tags
* Mono or stereo sound
* 0 = Mono sound
* 1 = Stereo sound
*/
enum SrsAudioChannels
{
// set to the max value to reserved, for array map.
SrsAudioSoundTypeReserved = 2,
SrsAudioSoundTypeForbidden = 2,
SrsAudioChannelsReserved = 2,
SrsAudioChannelsForbidden = 2,
SrsAudioSoundTypeMono = 0,
SrsAudioSoundTypeStereo = 1,
SrsAudioChannelsMono = 0,
SrsAudioChannelsStereo = 1,
};
std::string srs_audio_channels2str(SrsAudioSoundType v);
std::string srs_audio_channels2str(SrsAudioChannels v);
/**
* Table 7-1 - NAL unit type codes, syntax element categories, and NAL unit type classes
@ -518,8 +520,8 @@ public:
SrsAudioCodecId id;
// audio aac specified.
SrsAudioSampleRate sound_rate;
SrsAudioSampleSize sound_size;
SrsAudioSoundType sound_type;
SrsAudioSampleBits sound_size;
SrsAudioChannels sound_type;
int audio_data_rate; // in bps
public:
/**

24
trunk/src/kernel/srs_kernel_mp4.cpp
View file

@ -3861,8 +3861,8 @@ SrsMp4Decoder::SrsMp4Decoder()
pasc = pavcc = NULL;
asc_written = avcc_written = false;
sample_rate = SrsAudioSampleRateForbidden;
sound_bits = SrsAudioSampleSizeForbidden;
channels = SrsAudioSoundTypeForbidden;
sound_bits = SrsAudioSampleBitsForbidden;
channels = SrsAudioChannelsForbidden;
samples = new SrsMp4SampleManager();
current_index = 0;
current_offset = 0;
@ -4062,15 +4062,15 @@ int SrsMp4Decoder::parse_moov(SrsMp4MovieBox* moov)
}
if (mp4a->samplesize == 16) {
sound_bits = SrsAudioSampleSize16bit;
sound_bits = SrsAudioSampleBits16bit;
} else {
sound_bits = SrsAudioSampleSize8bit;
sound_bits = SrsAudioSampleBits8bit;
}
if (mp4a->channelcount == 2) {
channels = SrsAudioSoundTypeStereo;
channels = SrsAudioChannelsStereo;
} else {
channels = SrsAudioSoundTypeMono;
channels = SrsAudioChannelsMono;
}
}
@ -4117,8 +4117,8 @@ int SrsMp4Decoder::parse_moov(SrsMp4MovieBox* moov)
ss << ", soun=" << moov->nb_soun_tracks() << "("
<< srs_audio_codec_id2str(acodec) << "," << nb_asc << "BSH"
<< "," << srs_audio_channels2str(channels)
<< "," << srs_audio_samplesize2str(sound_bits)
<< "," << srs_codec_audio_samplerate2str(sample_rate)
<< "," << srs_audio_sample_bits2str(sound_bits)
<< "," << srs_audio_sample_rate2str(sample_rate)
<< ")";
srs_trace("MP4 moov %s", ss.str().c_str());
@ -4233,8 +4233,8 @@ SrsMp4Encoder::SrsMp4Encoder()
acodec = SrsAudioCodecIdForbidden;
sample_rate = SrsAudioSampleRateForbidden;
sound_bits = SrsAudioSampleSizeForbidden;
channels = SrsAudioSoundTypeForbidden;
sound_bits = SrsAudioSampleBitsForbidden;
channels = SrsAudioChannelsForbidden;
vcodec = SrsVideoCodecIdForbidden;
}
@ -4494,12 +4494,12 @@ int SrsMp4Encoder::flush()
SrsMp4AudioSampleEntry* mp4a = new SrsMp4AudioSampleEntry();
mp4a->samplerate = uint32_t(srs_flv_srates[sample_rate]) << 16;
if (sound_bits == SrsAudioSampleSize16bit) {
if (sound_bits == SrsAudioSampleBits16bit) {
mp4a->samplesize = 16;
} else {
mp4a->samplesize = 8;
}
if (channels == SrsAudioSoundTypeStereo) {
if (channels == SrsAudioChannelsStereo) {
mp4a->channelcount = 2;
} else {
mp4a->channelcount = 1;

8
trunk/src/kernel/srs_kernel_mp4.hpp
View file

@ -1579,9 +1579,9 @@ public:
// The audio sample rate.
SrsAudioSampleRate sample_rate;
// The audio sound bits.
SrsAudioSampleSize sound_bits;
SrsAudioSampleBits sound_bits;
// The audio sound type.
SrsAudioSoundType channels;
SrsAudioChannels channels;
private:
// For AAC, the asc in esds box.
int nb_asc;
@ -1652,9 +1652,9 @@ public:
// The audio sample rate.
SrsAudioSampleRate sample_rate;
// The audio sound bits.
SrsAudioSampleSize sound_bits;
SrsAudioSampleBits sound_bits;
// The audio sound type.
SrsAudioSoundType channels;
SrsAudioChannels channels;
private:
// For AAC, the asc in esds box.
int nb_asc;