mirror of https://github.com/FreeRDP/FreeRDP
libfreerdp-codec: move audio format processing code to codec library
This commit is contained in:
parent
89cf0a3dd0
commit
96fa4f462f
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@ -136,108 +136,6 @@ void rdpsnd_send_quality_mode_pdu(rdpsndPlugin* rdpsnd)
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svc_plugin_send((rdpSvcPlugin*) rdpsnd, pdu);
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}
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void rdpsnd_free_audio_formats(AUDIO_FORMAT* formats, UINT16 count)
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{
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int index;
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AUDIO_FORMAT* format;
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if (formats)
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{
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for (index = 0; index < (int) count; index++)
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{
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format = &formats[index];
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if (format->cbSize)
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free(format->data);
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}
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free(formats);
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}
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}
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char* rdpsnd_get_audio_tag_string(UINT16 wFormatTag)
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{
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switch (wFormatTag)
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{
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case WAVE_FORMAT_PCM:
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return "WAVE_FORMAT_PCM";
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case WAVE_FORMAT_ADPCM:
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return "WAVE_FORMAT_ADPCM";
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case WAVE_FORMAT_ALAW:
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return "WAVE_FORMAT_ALAW";
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case WAVE_FORMAT_MULAW:
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return "WAVE_FORMAT_MULAW";
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case WAVE_FORMAT_DVI_ADPCM:
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return "WAVE_FORMAT_DVI_ADPCM";
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case WAVE_FORMAT_GSM610:
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return "WAVE_FORMAT_GSM610";
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case WAVE_FORMAT_MSG723:
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return "WAVE_FORMAT_MSG723";
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case WAVE_FORMAT_DSPGROUP_TRUESPEECH:
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return "WAVE_FORMAT_DSPGROUP_TRUESPEECH ";
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case WAVE_FORMAT_MPEGLAYER3:
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return "WAVE_FORMAT_MPEGLAYER3";
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case WAVE_FORMAT_WMAUDIO2:
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return "WAVE_FORMAT_WMAUDIO2";
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}
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return "WAVE_FORMAT_UNKNOWN";
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}
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void rdpsnd_print_audio_format(AUDIO_FORMAT* format)
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{
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printf("%s:\t wFormatTag: 0x%04X nChannels: %d nSamplesPerSec: %d nAvgBytesPerSec: %d nBlockAlign: %d wBitsPerSample: %d cbSize: %d\n",
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rdpsnd_get_audio_tag_string(format->wFormatTag), format->wFormatTag,
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format->nChannels, format->nSamplesPerSec, format->nAvgBytesPerSec,
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format->nBlockAlign, format->wBitsPerSample, format->cbSize);
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}
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void rdpsnd_print_audio_formats(AUDIO_FORMAT* formats, UINT16 count)
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{
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int index;
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AUDIO_FORMAT* format;
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if (formats)
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{
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printf("AUDIO_FORMATS (%d) =\n{\n", count);
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for (index = 0; index < (int) count; index++)
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{
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format = &formats[index];
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printf("\t");
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rdpsnd_print_audio_format(format);
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}
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printf("}\n");
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}
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}
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UINT32 rdpsnd_compute_audio_time_length(AUDIO_FORMAT* format, int size)
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{
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UINT32 mstime;
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UINT32 wSamples;
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/**
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* [MSDN-AUDIOFORMAT]:
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* http://msdn.microsoft.com/en-us/library/ms713497.aspx
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*/
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wSamples = (size * 8) / format->wBitsPerSample;
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mstime = (((wSamples * 1000) / format->nSamplesPerSec) / format->nChannels);
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return mstime;
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}
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void rdpsnd_select_supported_audio_formats(rdpsndPlugin* rdpsnd)
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{
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int index;
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@ -23,164 +23,7 @@
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#include <freerdp/api.h>
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#include <freerdp/types.h>
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#ifdef _WIN32
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#include <mmreg.h>
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#endif
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struct AUDIO_FORMAT
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{
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UINT16 wFormatTag;
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UINT16 nChannels;
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UINT32 nSamplesPerSec;
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UINT32 nAvgBytesPerSec;
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UINT16 nBlockAlign;
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UINT16 wBitsPerSample;
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UINT16 cbSize;
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BYTE* data;
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};
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typedef struct AUDIO_FORMAT AUDIO_FORMAT;
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#define SNDC_CLOSE 1
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#define SNDC_WAVE 2
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#define SNDC_SETVOLUME 3
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#define SNDC_SETPITCH 4
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#define SNDC_WAVECONFIRM 5
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#define SNDC_TRAINING 6
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#define SNDC_FORMATS 7
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#define SNDC_CRYPTKEY 8
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#define SNDC_WAVEENCRYPT 9
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#define SNDC_UDPWAVE 10
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#define SNDC_UDPWAVELAST 11
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#define SNDC_QUALITYMODE 12
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#define SNDC_WAVE2 13
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#define TSSNDCAPS_ALIVE 1
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#define TSSNDCAPS_VOLUME 2
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#define TSSNDCAPS_PITCH 4
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#define DYNAMIC_QUALITY 0x0000
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#define MEDIUM_QUALITY 0x0001
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#define HIGH_QUALITY 0x0002
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/*
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* Format Tags:
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* http://tools.ietf.org/html/rfc2361
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*/
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#define WAVE_FORMAT_UNKNOWN 0x0000
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#ifndef WAVE_FORMAT_PCM
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#define WAVE_FORMAT_PCM 0x0001
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#endif
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#define WAVE_FORMAT_ADPCM 0x0002
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#define WAVE_FORMAT_IEEE_FLOAT 0x0003
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#define WAVE_FORMAT_VSELP 0x0004
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#define WAVE_FORMAT_IBM_CVSD 0x0005
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#define WAVE_FORMAT_ALAW 0x0006
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#define WAVE_FORMAT_MULAW 0x0007
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#define WAVE_FORMAT_OKI_ADPCM 0x0010
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#define WAVE_FORMAT_DVI_ADPCM 0x0011
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#define WAVE_FORMAT_MEDIASPACE_ADPCM 0x0012
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#define WAVE_FORMAT_SIERRA_ADPCM 0x0013
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#define WAVE_FORMAT_G723_ADPCM 0x0014
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#define WAVE_FORMAT_DIGISTD 0x0015
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#define WAVE_FORMAT_DIGIFIX 0x0016
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#define WAVE_FORMAT_DIALOGIC_OKI_ADPCM 0x0017
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#define WAVE_FORMAT_MEDIAVISION_ADPCM 0x0018
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#define WAVE_FORMAT_CU_CODEC 0x0019
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#define WAVE_FORMAT_YAMAHA_ADPCM 0x0020
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#define WAVE_FORMAT_SONARC 0x0021
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#define WAVE_FORMAT_DSPGROUP_TRUESPEECH 0x0022
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#define WAVE_FORMAT_ECHOSC1 0x0023
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#define WAVE_FORMAT_AUDIOFILE_AF36 0x0024
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#define WAVE_FORMAT_APTX 0x0025
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#define WAVE_FORMAT_AUDIOFILE_AF10 0x0026
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#define WAVE_FORMAT_PROSODY_1612 0x0027
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#define WAVE_FORMAT_LRC 0x0028
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#define WAVE_FORMAT_DOLBY_AC2 0x0030
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#define WAVE_FORMAT_GSM610 0x0031
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#define WAVE_FORMAT_MSNAUDIO 0x0032
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#define WAVE_FORMAT_ANTEX_ADPCME 0x0033
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#define WAVE_FORMAT_CONTROL_RES_VQLPC 0x0034
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#define WAVE_FORMAT_DIGIREAL 0x0035
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#define WAVE_FORMAT_DIGIADPCM 0x0036
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#define WAVE_FORMAT_CONTROL_RES_CR10 0x0037
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#define WAVE_FORMAT_NMS_VBXADPCM 0x0038
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#define WAVE_FORMAT_ROLAND_RDAC 0x0039
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#define WAVE_FORMAT_ECHOSC3 0x003A
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#define WAVE_FORMAT_ROCKWELL_ADPCM 0x003B
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#define WAVE_FORMAT_ROCKWELL_DIGITALK 0x003C
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#define WAVE_FORMAT_XEBEC 0x003D
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#define WAVE_FORMAT_G721_ADPCM 0x0040
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#define WAVE_FORMAT_G728_CELP 0x0041
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#define WAVE_FORMAT_MSG723 0x0042
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#define WAVE_FORMAT_MPEG 0x0050
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#define WAVE_FORMAT_RT24 0x0052
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#define WAVE_FORMAT_PAC 0x0053
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#ifndef WAVE_FORMAT_MPEGLAYER3
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#define WAVE_FORMAT_MPEGLAYER3 0x0055
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#endif
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#define WAVE_FORMAT_LUCENT_G723 0x0059
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#define WAVE_FORMAT_CIRRUS 0x0060
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#define WAVE_FORMAT_ESPCM 0x0061
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#define WAVE_FORMAT_VOXWARE 0x0062
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#define WAVE_FORMAT_CANOPUS_ATRAC 0x0063
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#define WAVE_FORMAT_G726_ADPCM 0x0064
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#define WAVE_FORMAT_G722_ADPCM 0x0065
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#define WAVE_FORMAT_DSAT 0x0066
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#define WAVE_FORMAT_DSAT_DISPLAY 0x0067
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#define WAVE_FORMAT_VOXWARE_BYTE_ALIGNED 0x0069
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#define WAVE_FORMAT_VOXWARE_AC8 0x0070
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#define WAVE_FORMAT_VOXWARE_AC10 0x0071
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#define WAVE_FORMAT_VOXWARE_AC16 0x0072
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#define WAVE_FORMAT_VOXWARE_AC20 0x0073
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#define WAVE_FORMAT_VOXWARE_RT24 0x0074
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#define WAVE_FORMAT_VOXWARE_RT29 0x0075
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#define WAVE_FORMAT_VOXWARE_RT29HW 0x0076
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#define WAVE_FORMAT_VOXWARE_VR12 0x0077
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#define WAVE_FORMAT_VOXWARE_VR18 0x0078
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#define WAVE_FORMAT_VOXWARE_TQ40 0x0079
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#define WAVE_FORMAT_SOFTSOUND 0x0080
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#define WAVE_FORMAT_VOXWARE_TQ60 0x0081
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#define WAVE_FORMAT_MSRT24 0x0082
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#define WAVE_FORMAT_G729A 0x0083
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#define WAVE_FORMAT_MVI_MV12 0x0084
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#define WAVE_FORMAT_DF_G726 0x0085
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#define WAVE_FORMAT_DF_GSM610 0x0086
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#define WAVE_FORMAT_ISIAUDIO 0x0088
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#define WAVE_FORMAT_ONLIVE 0x0089
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#define WAVE_FORMAT_SBC24 0x0091
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#define WAVE_FORMAT_DOLBY_AC3_SPDIF 0x0092
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#define WAVE_FORMAT_ZYXEL_ADPCM 0x0097
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#define WAVE_FORMAT_PHILIPS_LPCBB 0x0098
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#define WAVE_FORMAT_PACKED 0x0099
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#define WAVE_FORMAT_RHETOREX_ADPCM 0x0100
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#define WAVE_FORMAT_IRAT 0x0101
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#define WAVE_FORMAT_VIVO_G723 0x0111
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#define WAVE_FORMAT_VIVO_SIREN 0x0112
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#define WAVE_FORMAT_DIGITAL_G723 0x0123
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#define WAVE_FORMAT_WMAUDIO2 0x0161
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#define WAVE_FORMAT_WMAUDIO3 0x0162
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#define WAVE_FORMAT_WMAUDIO_LOSSLESS 0x0163
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#define WAVE_FORMAT_CREATIVE_ADPCM 0x0200
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#define WAVE_FORMAT_CREATIVE_FASTSPEECH8 0x0202
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#define WAVE_FORMAT_CREATIVE_FASTSPEECH10 0x0203
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#define WAVE_FORMAT_QUARTERDECK 0x0220
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#define WAVE_FORMAT_FM_TOWNS_SND 0x0300
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#define WAVE_FORMAT_BTV_DIGITAL 0x0400
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#define WAVE_FORMAT_VME_VMPCM 0x0680
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#define WAVE_FORMAT_OLIGSM 0x1000
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#define WAVE_FORMAT_OLIADPCM 0x1001
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#define WAVE_FORMAT_OLICELP 0x1002
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#define WAVE_FORMAT_OLISBC 0x1003
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#define WAVE_FORMAT_OLIOPR 0x1004
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#define WAVE_FORMAT_LH_CODEC 0x1100
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#define WAVE_FORMAT_NORRIS 0x1400
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#define WAVE_FORMAT_SOUNDSPACE_MUSICOMPRESS 0x1500
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#define WAVE_FORMAT_DVM 0x2000
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#include <freerdp/codec/audio.h>
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#endif /* FREERDP_CHANNEL_RDPSND_H */
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@ -0,0 +1,198 @@
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/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Audio Formats
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CODEC_AUDIO_H
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#define FREERDP_CODEC_AUDIO_H
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#include <freerdp/api.h>
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#include <freerdp/types.h>
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#ifdef _WIN32
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#include <mmreg.h>
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#endif
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struct AUDIO_FORMAT
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{
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UINT16 wFormatTag;
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UINT16 nChannels;
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UINT32 nSamplesPerSec;
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UINT32 nAvgBytesPerSec;
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UINT16 nBlockAlign;
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UINT16 wBitsPerSample;
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UINT16 cbSize;
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BYTE* data;
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};
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typedef struct AUDIO_FORMAT AUDIO_FORMAT;
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#define SNDC_CLOSE 1
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#define SNDC_WAVE 2
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#define SNDC_SETVOLUME 3
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#define SNDC_SETPITCH 4
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#define SNDC_WAVECONFIRM 5
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#define SNDC_TRAINING 6
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#define SNDC_FORMATS 7
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#define SNDC_CRYPTKEY 8
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#define SNDC_WAVEENCRYPT 9
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#define SNDC_UDPWAVE 10
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#define SNDC_UDPWAVELAST 11
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#define SNDC_QUALITYMODE 12
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#define SNDC_WAVE2 13
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#define TSSNDCAPS_ALIVE 1
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#define TSSNDCAPS_VOLUME 2
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#define TSSNDCAPS_PITCH 4
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#define DYNAMIC_QUALITY 0x0000
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#define MEDIUM_QUALITY 0x0001
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#define HIGH_QUALITY 0x0002
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/*
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* Format Tags:
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* http://tools.ietf.org/html/rfc2361
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*/
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#define WAVE_FORMAT_UNKNOWN 0x0000
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#ifndef WAVE_FORMAT_PCM
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#define WAVE_FORMAT_PCM 0x0001
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#endif
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#define WAVE_FORMAT_ADPCM 0x0002
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#define WAVE_FORMAT_IEEE_FLOAT 0x0003
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#define WAVE_FORMAT_VSELP 0x0004
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#define WAVE_FORMAT_IBM_CVSD 0x0005
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#define WAVE_FORMAT_ALAW 0x0006
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#define WAVE_FORMAT_MULAW 0x0007
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#define WAVE_FORMAT_OKI_ADPCM 0x0010
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#define WAVE_FORMAT_DVI_ADPCM 0x0011
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#define WAVE_FORMAT_MEDIASPACE_ADPCM 0x0012
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#define WAVE_FORMAT_SIERRA_ADPCM 0x0013
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#define WAVE_FORMAT_G723_ADPCM 0x0014
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#define WAVE_FORMAT_DIGISTD 0x0015
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#define WAVE_FORMAT_DIGIFIX 0x0016
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#define WAVE_FORMAT_DIALOGIC_OKI_ADPCM 0x0017
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#define WAVE_FORMAT_MEDIAVISION_ADPCM 0x0018
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#define WAVE_FORMAT_CU_CODEC 0x0019
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#define WAVE_FORMAT_YAMAHA_ADPCM 0x0020
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#define WAVE_FORMAT_SONARC 0x0021
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#define WAVE_FORMAT_DSPGROUP_TRUESPEECH 0x0022
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#define WAVE_FORMAT_ECHOSC1 0x0023
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#define WAVE_FORMAT_AUDIOFILE_AF36 0x0024
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#define WAVE_FORMAT_APTX 0x0025
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#define WAVE_FORMAT_AUDIOFILE_AF10 0x0026
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#define WAVE_FORMAT_PROSODY_1612 0x0027
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#define WAVE_FORMAT_LRC 0x0028
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#define WAVE_FORMAT_DOLBY_AC2 0x0030
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#define WAVE_FORMAT_GSM610 0x0031
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#define WAVE_FORMAT_MSNAUDIO 0x0032
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#define WAVE_FORMAT_ANTEX_ADPCME 0x0033
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#define WAVE_FORMAT_CONTROL_RES_VQLPC 0x0034
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#define WAVE_FORMAT_DIGIREAL 0x0035
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#define WAVE_FORMAT_DIGIADPCM 0x0036
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#define WAVE_FORMAT_CONTROL_RES_CR10 0x0037
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#define WAVE_FORMAT_NMS_VBXADPCM 0x0038
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#define WAVE_FORMAT_ROLAND_RDAC 0x0039
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#define WAVE_FORMAT_ECHOSC3 0x003A
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#define WAVE_FORMAT_ROCKWELL_ADPCM 0x003B
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#define WAVE_FORMAT_ROCKWELL_DIGITALK 0x003C
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#define WAVE_FORMAT_XEBEC 0x003D
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#define WAVE_FORMAT_G721_ADPCM 0x0040
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#define WAVE_FORMAT_G728_CELP 0x0041
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#define WAVE_FORMAT_MSG723 0x0042
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#define WAVE_FORMAT_MPEG 0x0050
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#define WAVE_FORMAT_RT24 0x0052
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#define WAVE_FORMAT_PAC 0x0053
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#ifndef WAVE_FORMAT_MPEGLAYER3
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#define WAVE_FORMAT_MPEGLAYER3 0x0055
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#endif
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#define WAVE_FORMAT_LUCENT_G723 0x0059
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#define WAVE_FORMAT_CIRRUS 0x0060
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#define WAVE_FORMAT_ESPCM 0x0061
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#define WAVE_FORMAT_VOXWARE 0x0062
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#define WAVE_FORMAT_CANOPUS_ATRAC 0x0063
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#define WAVE_FORMAT_G726_ADPCM 0x0064
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#define WAVE_FORMAT_G722_ADPCM 0x0065
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#define WAVE_FORMAT_DSAT 0x0066
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#define WAVE_FORMAT_DSAT_DISPLAY 0x0067
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#define WAVE_FORMAT_VOXWARE_BYTE_ALIGNED 0x0069
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#define WAVE_FORMAT_VOXWARE_AC8 0x0070
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#define WAVE_FORMAT_VOXWARE_AC10 0x0071
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#define WAVE_FORMAT_VOXWARE_AC16 0x0072
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#define WAVE_FORMAT_VOXWARE_AC20 0x0073
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#define WAVE_FORMAT_VOXWARE_RT24 0x0074
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#define WAVE_FORMAT_VOXWARE_RT29 0x0075
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#define WAVE_FORMAT_VOXWARE_RT29HW 0x0076
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#define WAVE_FORMAT_VOXWARE_VR12 0x0077
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#define WAVE_FORMAT_VOXWARE_VR18 0x0078
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#define WAVE_FORMAT_VOXWARE_TQ40 0x0079
|
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#define WAVE_FORMAT_SOFTSOUND 0x0080
|
||||
#define WAVE_FORMAT_VOXWARE_TQ60 0x0081
|
||||
#define WAVE_FORMAT_MSRT24 0x0082
|
||||
#define WAVE_FORMAT_G729A 0x0083
|
||||
#define WAVE_FORMAT_MVI_MV12 0x0084
|
||||
#define WAVE_FORMAT_DF_G726 0x0085
|
||||
#define WAVE_FORMAT_DF_GSM610 0x0086
|
||||
#define WAVE_FORMAT_ISIAUDIO 0x0088
|
||||
#define WAVE_FORMAT_ONLIVE 0x0089
|
||||
#define WAVE_FORMAT_SBC24 0x0091
|
||||
#define WAVE_FORMAT_DOLBY_AC3_SPDIF 0x0092
|
||||
#define WAVE_FORMAT_ZYXEL_ADPCM 0x0097
|
||||
#define WAVE_FORMAT_PHILIPS_LPCBB 0x0098
|
||||
#define WAVE_FORMAT_PACKED 0x0099
|
||||
#define WAVE_FORMAT_RHETOREX_ADPCM 0x0100
|
||||
#define WAVE_FORMAT_IRAT 0x0101
|
||||
#define WAVE_FORMAT_VIVO_G723 0x0111
|
||||
#define WAVE_FORMAT_VIVO_SIREN 0x0112
|
||||
#define WAVE_FORMAT_DIGITAL_G723 0x0123
|
||||
#define WAVE_FORMAT_WMAUDIO2 0x0161
|
||||
#define WAVE_FORMAT_WMAUDIO3 0x0162
|
||||
#define WAVE_FORMAT_WMAUDIO_LOSSLESS 0x0163
|
||||
#define WAVE_FORMAT_CREATIVE_ADPCM 0x0200
|
||||
#define WAVE_FORMAT_CREATIVE_FASTSPEECH8 0x0202
|
||||
#define WAVE_FORMAT_CREATIVE_FASTSPEECH10 0x0203
|
||||
#define WAVE_FORMAT_QUARTERDECK 0x0220
|
||||
#define WAVE_FORMAT_FM_TOWNS_SND 0x0300
|
||||
#define WAVE_FORMAT_BTV_DIGITAL 0x0400
|
||||
#define WAVE_FORMAT_VME_VMPCM 0x0680
|
||||
#define WAVE_FORMAT_OLIGSM 0x1000
|
||||
#define WAVE_FORMAT_OLIADPCM 0x1001
|
||||
#define WAVE_FORMAT_OLICELP 0x1002
|
||||
#define WAVE_FORMAT_OLISBC 0x1003
|
||||
#define WAVE_FORMAT_OLIOPR 0x1004
|
||||
#define WAVE_FORMAT_LH_CODEC 0x1100
|
||||
#define WAVE_FORMAT_NORRIS 0x1400
|
||||
#define WAVE_FORMAT_SOUNDSPACE_MUSICOMPRESS 0x1500
|
||||
#define WAVE_FORMAT_DVM 0x2000
|
||||
|
||||
/**
|
||||
* Audio Format Functions
|
||||
*/
|
||||
|
||||
FREERDP_API UINT32 rdpsnd_compute_audio_time_length(AUDIO_FORMAT* format, int size);
|
||||
|
||||
FREERDP_API char* rdpsnd_get_audio_tag_string(UINT16 wFormatTag);
|
||||
|
||||
FREERDP_API void rdpsnd_print_audio_format(AUDIO_FORMAT* format);
|
||||
FREERDP_API void rdpsnd_print_audio_formats(AUDIO_FORMAT* formats, UINT16 count);
|
||||
|
||||
FREERDP_API void rdpsnd_free_audio_formats(AUDIO_FORMAT* formats, UINT16 count);
|
||||
|
||||
#endif /* FREERDP_CODEC_AUDIO_H */
|
|
@ -22,6 +22,7 @@ set(${MODULE_PREFIX}_SRCS
|
|||
dsp.c
|
||||
bitmap.c
|
||||
color.c
|
||||
audio.c
|
||||
rfx_bitstream.h
|
||||
rfx_constants.h
|
||||
rfx_decode.c
|
||||
|
|
|
@ -0,0 +1,129 @@
|
|||
/**
|
||||
* FreeRDP: A Remote Desktop Protocol Implementation
|
||||
* Audio Formats
|
||||
*
|
||||
* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <winpr/crt.h>
|
||||
|
||||
#include <freerdp/codec/audio.h>
|
||||
|
||||
UINT32 rdpsnd_compute_audio_time_length(AUDIO_FORMAT* format, int size)
|
||||
{
|
||||
UINT32 mstime;
|
||||
UINT32 wSamples;
|
||||
|
||||
/**
|
||||
* [MSDN-AUDIOFORMAT]:
|
||||
* http://msdn.microsoft.com/en-us/library/ms713497.aspx
|
||||
*/
|
||||
|
||||
wSamples = (size * 8) / format->wBitsPerSample;
|
||||
mstime = (((wSamples * 1000) / format->nSamplesPerSec) / format->nChannels);
|
||||
|
||||
return mstime;
|
||||
}
|
||||
|
||||
char* rdpsnd_get_audio_tag_string(UINT16 wFormatTag)
|
||||
{
|
||||
switch (wFormatTag)
|
||||
{
|
||||
case WAVE_FORMAT_PCM:
|
||||
return "WAVE_FORMAT_PCM";
|
||||
|
||||
case WAVE_FORMAT_ADPCM:
|
||||
return "WAVE_FORMAT_ADPCM";
|
||||
|
||||
case WAVE_FORMAT_ALAW:
|
||||
return "WAVE_FORMAT_ALAW";
|
||||
|
||||
case WAVE_FORMAT_MULAW:
|
||||
return "WAVE_FORMAT_MULAW";
|
||||
|
||||
case WAVE_FORMAT_DVI_ADPCM:
|
||||
return "WAVE_FORMAT_DVI_ADPCM";
|
||||
|
||||
case WAVE_FORMAT_GSM610:
|
||||
return "WAVE_FORMAT_GSM610";
|
||||
|
||||
case WAVE_FORMAT_MSG723:
|
||||
return "WAVE_FORMAT_MSG723";
|
||||
|
||||
case WAVE_FORMAT_DSPGROUP_TRUESPEECH:
|
||||
return "WAVE_FORMAT_DSPGROUP_TRUESPEECH ";
|
||||
|
||||
case WAVE_FORMAT_MPEGLAYER3:
|
||||
return "WAVE_FORMAT_MPEGLAYER3";
|
||||
|
||||
case WAVE_FORMAT_WMAUDIO2:
|
||||
return "WAVE_FORMAT_WMAUDIO2";
|
||||
}
|
||||
|
||||
return "WAVE_FORMAT_UNKNOWN";
|
||||
}
|
||||
|
||||
void rdpsnd_print_audio_format(AUDIO_FORMAT* format)
|
||||
{
|
||||
printf("%s:\t wFormatTag: 0x%04X nChannels: %d nSamplesPerSec: %d nAvgBytesPerSec: %d "
|
||||
"nBlockAlign: %d wBitsPerSample: %d cbSize: %d\n",
|
||||
rdpsnd_get_audio_tag_string(format->wFormatTag), format->wFormatTag,
|
||||
format->nChannels, format->nSamplesPerSec, format->nAvgBytesPerSec,
|
||||
format->nBlockAlign, format->wBitsPerSample, format->cbSize);
|
||||
}
|
||||
|
||||
void rdpsnd_print_audio_formats(AUDIO_FORMAT* formats, UINT16 count)
|
||||
{
|
||||
int index;
|
||||
AUDIO_FORMAT* format;
|
||||
|
||||
if (formats)
|
||||
{
|
||||
printf("AUDIO_FORMATS (%d) =\n{\n", count);
|
||||
|
||||
for (index = 0; index < (int) count; index++)
|
||||
{
|
||||
format = &formats[index];
|
||||
|
||||
printf("\t");
|
||||
rdpsnd_print_audio_format(format);
|
||||
}
|
||||
|
||||
printf("}\n");
|
||||
}
|
||||
}
|
||||
|
||||
void rdpsnd_free_audio_formats(AUDIO_FORMAT* formats, UINT16 count)
|
||||
{
|
||||
int index;
|
||||
AUDIO_FORMAT* format;
|
||||
|
||||
if (formats)
|
||||
{
|
||||
for (index = 0; index < (int) count; index++)
|
||||
{
|
||||
format = &formats[index];
|
||||
|
||||
if (format->cbSize)
|
||||
free(format->data);
|
||||
}
|
||||
|
||||
free(formats);
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue