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libfreerdp-codec: move audio format processing code to codec library

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This commit is contained in:
Marc-André Moreau 2013-03-07 14:43:21 -05:00
parent 89cf0a3dd0
commit 96fa4f462f
5 changed files with 329 additions and 260 deletions
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102
channels/rdpsnd/client/rdpsnd_main.c
View File

@ -136,108 +136,6 @@ void rdpsnd_send_quality_mode_pdu(rdpsndPlugin* rdpsnd)
svc_plugin_send((rdpSvcPlugin*) rdpsnd, pdu);
}
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);
}
}
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");
}
}
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;
}
void rdpsnd_select_supported_audio_formats(rdpsndPlugin* rdpsnd)
{
int index;

159
include/freerdp/channels/rdpsnd.h
View File

@ -23,164 +23,7 @@
#include <freerdp/api.h>
#include <freerdp/types.h>
#ifdef _WIN32
#include <mmreg.h>
#endif
struct AUDIO_FORMAT
{
UINT16 wFormatTag;
UINT16 nChannels;
UINT32 nSamplesPerSec;
UINT32 nAvgBytesPerSec;
UINT16 nBlockAlign;
UINT16 wBitsPerSample;
UINT16 cbSize;
BYTE* data;
};
typedef struct AUDIO_FORMAT AUDIO_FORMAT;
#define SNDC_CLOSE 1
#define SNDC_WAVE 2
#define SNDC_SETVOLUME 3
#define SNDC_SETPITCH 4
#define SNDC_WAVECONFIRM 5
#define SNDC_TRAINING 6
#define SNDC_FORMATS 7
#define SNDC_CRYPTKEY 8
#define SNDC_WAVEENCRYPT 9
#define SNDC_UDPWAVE 10
#define SNDC_UDPWAVELAST 11
#define SNDC_QUALITYMODE 12
#define SNDC_WAVE2 13
#define TSSNDCAPS_ALIVE 1
#define TSSNDCAPS_VOLUME 2
#define TSSNDCAPS_PITCH 4
#define DYNAMIC_QUALITY 0x0000
#define MEDIUM_QUALITY 0x0001
#define HIGH_QUALITY 0x0002
/*
* Format Tags:
* http://tools.ietf.org/html/rfc2361
*/
#define WAVE_FORMAT_UNKNOWN 0x0000
#ifndef WAVE_FORMAT_PCM
#define WAVE_FORMAT_PCM 0x0001
#endif
#define WAVE_FORMAT_ADPCM 0x0002
#define WAVE_FORMAT_IEEE_FLOAT 0x0003
#define WAVE_FORMAT_VSELP 0x0004
#define WAVE_FORMAT_IBM_CVSD 0x0005
#define WAVE_FORMAT_ALAW 0x0006
#define WAVE_FORMAT_MULAW 0x0007
#define WAVE_FORMAT_OKI_ADPCM 0x0010
#define WAVE_FORMAT_DVI_ADPCM 0x0011
#define WAVE_FORMAT_MEDIASPACE_ADPCM 0x0012
#define WAVE_FORMAT_SIERRA_ADPCM 0x0013
#define WAVE_FORMAT_G723_ADPCM 0x0014
#define WAVE_FORMAT_DIGISTD 0x0015
#define WAVE_FORMAT_DIGIFIX 0x0016
#define WAVE_FORMAT_DIALOGIC_OKI_ADPCM 0x0017
#define WAVE_FORMAT_MEDIAVISION_ADPCM 0x0018
#define WAVE_FORMAT_CU_CODEC 0x0019
#define WAVE_FORMAT_YAMAHA_ADPCM 0x0020
#define WAVE_FORMAT_SONARC 0x0021
#define WAVE_FORMAT_DSPGROUP_TRUESPEECH 0x0022
#define WAVE_FORMAT_ECHOSC1 0x0023
#define WAVE_FORMAT_AUDIOFILE_AF36 0x0024
#define WAVE_FORMAT_APTX 0x0025
#define WAVE_FORMAT_AUDIOFILE_AF10 0x0026
#define WAVE_FORMAT_PROSODY_1612 0x0027
#define WAVE_FORMAT_LRC 0x0028
#define WAVE_FORMAT_DOLBY_AC2 0x0030
#define WAVE_FORMAT_GSM610 0x0031
#define WAVE_FORMAT_MSNAUDIO 0x0032
#define WAVE_FORMAT_ANTEX_ADPCME 0x0033
#define WAVE_FORMAT_CONTROL_RES_VQLPC 0x0034
#define WAVE_FORMAT_DIGIREAL 0x0035
#define WAVE_FORMAT_DIGIADPCM 0x0036
#define WAVE_FORMAT_CONTROL_RES_CR10 0x0037
#define WAVE_FORMAT_NMS_VBXADPCM 0x0038
#define WAVE_FORMAT_ROLAND_RDAC 0x0039
#define WAVE_FORMAT_ECHOSC3 0x003A
#define WAVE_FORMAT_ROCKWELL_ADPCM 0x003B
#define WAVE_FORMAT_ROCKWELL_DIGITALK 0x003C
#define WAVE_FORMAT_XEBEC 0x003D
#define WAVE_FORMAT_G721_ADPCM 0x0040
#define WAVE_FORMAT_G728_CELP 0x0041
#define WAVE_FORMAT_MSG723 0x0042
#define WAVE_FORMAT_MPEG 0x0050
#define WAVE_FORMAT_RT24 0x0052
#define WAVE_FORMAT_PAC 0x0053
#ifndef WAVE_FORMAT_MPEGLAYER3
#define WAVE_FORMAT_MPEGLAYER3 0x0055
#endif
#define WAVE_FORMAT_LUCENT_G723 0x0059
#define WAVE_FORMAT_CIRRUS 0x0060
#define WAVE_FORMAT_ESPCM 0x0061
#define WAVE_FORMAT_VOXWARE 0x0062
#define WAVE_FORMAT_CANOPUS_ATRAC 0x0063
#define WAVE_FORMAT_G726_ADPCM 0x0064
#define WAVE_FORMAT_G722_ADPCM 0x0065
#define WAVE_FORMAT_DSAT 0x0066
#define WAVE_FORMAT_DSAT_DISPLAY 0x0067
#define WAVE_FORMAT_VOXWARE_BYTE_ALIGNED 0x0069
#define WAVE_FORMAT_VOXWARE_AC8 0x0070
#define WAVE_FORMAT_VOXWARE_AC10 0x0071
#define WAVE_FORMAT_VOXWARE_AC16 0x0072
#define WAVE_FORMAT_VOXWARE_AC20 0x0073
#define WAVE_FORMAT_VOXWARE_RT24 0x0074
#define WAVE_FORMAT_VOXWARE_RT29 0x0075
#define WAVE_FORMAT_VOXWARE_RT29HW 0x0076
#define WAVE_FORMAT_VOXWARE_VR12 0x0077
#define WAVE_FORMAT_VOXWARE_VR18 0x0078
#define WAVE_FORMAT_VOXWARE_TQ40 0x0079
#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
#include <freerdp/codec/audio.h>
#endif /* FREERDP_CHANNEL_RDPSND_H */

198
include/freerdp/codec/audio.h Normal file
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@ -0,0 +1,198 @@
/**
* 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.
*/
#ifndef FREERDP_CODEC_AUDIO_H
#define FREERDP_CODEC_AUDIO_H
#include <freerdp/api.h>
#include <freerdp/types.h>
#ifdef _WIN32
#include <mmreg.h>
#endif
struct AUDIO_FORMAT
{
UINT16 wFormatTag;
UINT16 nChannels;
UINT32 nSamplesPerSec;
UINT32 nAvgBytesPerSec;
UINT16 nBlockAlign;
UINT16 wBitsPerSample;
UINT16 cbSize;
BYTE* data;
};
typedef struct AUDIO_FORMAT AUDIO_FORMAT;
#define SNDC_CLOSE 1
#define SNDC_WAVE 2
#define SNDC_SETVOLUME 3
#define SNDC_SETPITCH 4
#define SNDC_WAVECONFIRM 5
#define SNDC_TRAINING 6
#define SNDC_FORMATS 7
#define SNDC_CRYPTKEY 8
#define SNDC_WAVEENCRYPT 9
#define SNDC_UDPWAVE 10
#define SNDC_UDPWAVELAST 11
#define SNDC_QUALITYMODE 12
#define SNDC_WAVE2 13
#define TSSNDCAPS_ALIVE 1
#define TSSNDCAPS_VOLUME 2
#define TSSNDCAPS_PITCH 4
#define DYNAMIC_QUALITY 0x0000
#define MEDIUM_QUALITY 0x0001
#define HIGH_QUALITY 0x0002
/*
* Format Tags:
* http://tools.ietf.org/html/rfc2361
*/
#define WAVE_FORMAT_UNKNOWN 0x0000
#ifndef WAVE_FORMAT_PCM
#define WAVE_FORMAT_PCM 0x0001
#endif
#define WAVE_FORMAT_ADPCM 0x0002
#define WAVE_FORMAT_IEEE_FLOAT 0x0003
#define WAVE_FORMAT_VSELP 0x0004
#define WAVE_FORMAT_IBM_CVSD 0x0005
#define WAVE_FORMAT_ALAW 0x0006
#define WAVE_FORMAT_MULAW 0x0007
#define WAVE_FORMAT_OKI_ADPCM 0x0010
#define WAVE_FORMAT_DVI_ADPCM 0x0011
#define WAVE_FORMAT_MEDIASPACE_ADPCM 0x0012
#define WAVE_FORMAT_SIERRA_ADPCM 0x0013
#define WAVE_FORMAT_G723_ADPCM 0x0014
#define WAVE_FORMAT_DIGISTD 0x0015
#define WAVE_FORMAT_DIGIFIX 0x0016
#define WAVE_FORMAT_DIALOGIC_OKI_ADPCM 0x0017
#define WAVE_FORMAT_MEDIAVISION_ADPCM 0x0018
#define WAVE_FORMAT_CU_CODEC 0x0019
#define WAVE_FORMAT_YAMAHA_ADPCM 0x0020
#define WAVE_FORMAT_SONARC 0x0021
#define WAVE_FORMAT_DSPGROUP_TRUESPEECH 0x0022
#define WAVE_FORMAT_ECHOSC1 0x0023
#define WAVE_FORMAT_AUDIOFILE_AF36 0x0024
#define WAVE_FORMAT_APTX 0x0025
#define WAVE_FORMAT_AUDIOFILE_AF10 0x0026
#define WAVE_FORMAT_PROSODY_1612 0x0027
#define WAVE_FORMAT_LRC 0x0028
#define WAVE_FORMAT_DOLBY_AC2 0x0030
#define WAVE_FORMAT_GSM610 0x0031
#define WAVE_FORMAT_MSNAUDIO 0x0032
#define WAVE_FORMAT_ANTEX_ADPCME 0x0033
#define WAVE_FORMAT_CONTROL_RES_VQLPC 0x0034
#define WAVE_FORMAT_DIGIREAL 0x0035
#define WAVE_FORMAT_DIGIADPCM 0x0036
#define WAVE_FORMAT_CONTROL_RES_CR10 0x0037
#define WAVE_FORMAT_NMS_VBXADPCM 0x0038
#define WAVE_FORMAT_ROLAND_RDAC 0x0039
#define WAVE_FORMAT_ECHOSC3 0x003A
#define WAVE_FORMAT_ROCKWELL_ADPCM 0x003B
#define WAVE_FORMAT_ROCKWELL_DIGITALK 0x003C
#define WAVE_FORMAT_XEBEC 0x003D
#define WAVE_FORMAT_G721_ADPCM 0x0040
#define WAVE_FORMAT_G728_CELP 0x0041
#define WAVE_FORMAT_MSG723 0x0042
#define WAVE_FORMAT_MPEG 0x0050
#define WAVE_FORMAT_RT24 0x0052
#define WAVE_FORMAT_PAC 0x0053
#ifndef WAVE_FORMAT_MPEGLAYER3
#define WAVE_FORMAT_MPEGLAYER3 0x0055
#endif
#define WAVE_FORMAT_LUCENT_G723 0x0059
#define WAVE_FORMAT_CIRRUS 0x0060
#define WAVE_FORMAT_ESPCM 0x0061
#define WAVE_FORMAT_VOXWARE 0x0062
#define WAVE_FORMAT_CANOPUS_ATRAC 0x0063
#define WAVE_FORMAT_G726_ADPCM 0x0064
#define WAVE_FORMAT_G722_ADPCM 0x0065
#define WAVE_FORMAT_DSAT 0x0066
#define WAVE_FORMAT_DSAT_DISPLAY 0x0067
#define WAVE_FORMAT_VOXWARE_BYTE_ALIGNED 0x0069
#define WAVE_FORMAT_VOXWARE_AC8 0x0070
#define WAVE_FORMAT_VOXWARE_AC10 0x0071
#define WAVE_FORMAT_VOXWARE_AC16 0x0072
#define WAVE_FORMAT_VOXWARE_AC20 0x0073
#define WAVE_FORMAT_VOXWARE_RT24 0x0074
#define WAVE_FORMAT_VOXWARE_RT29 0x0075
#define WAVE_FORMAT_VOXWARE_RT29HW 0x0076
#define WAVE_FORMAT_VOXWARE_VR12 0x0077
#define WAVE_FORMAT_VOXWARE_VR18 0x0078
#define WAVE_FORMAT_VOXWARE_TQ40 0x0079
#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 */

1
libfreerdp/codec/CMakeLists.txt
View File

@ -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

129
libfreerdp/codec/audio.c Normal file
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@ -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);
}
}