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authorLaxmikant Rashinkar <LK.Rashinkar@gmail.com>2014-01-07 19:50:20 -0800
committerLaxmikant Rashinkar <LK.Rashinkar@gmail.com>2014-01-07 19:50:20 -0800
commit43b7b84182285652f4f160d38088d15d295a1a31 (patch)
tree1a4602db003c38dbe82f6d661049deb030d8dc83 /sesman/chansrv/sound.c
parentf0560e1467fae116a50e867a8f7f3c6e6f7bc2cb (diff)
downloadxrdp-proprietary-43b7b84182285652f4f160d38088d15d295a1a31.tar.gz
xrdp-proprietary-43b7b84182285652f4f160d38088d15d295a1a31.zip
missed some files for microphone redirection using rdesktop
Diffstat (limited to 'sesman/chansrv/sound.c')
-rw-r--r--sesman/chansrv/sound.c701
1 files changed, 585 insertions, 116 deletions
diff --git a/sesman/chansrv/sound.c b/sesman/chansrv/sound.c
index 4d334051..12e7a773 100644
--- a/sesman/chansrv/sound.c
+++ b/sesman/chansrv/sound.c
@@ -19,14 +19,25 @@
#include "sound.h"
#include "thread_calls.h"
#include "defines.h"
+#include "fifo.h"
extern int g_rdpsnd_chan_id; /* in chansrv.c */
extern int g_display_num; /* in chansrv.c */
-static struct trans *g_audio_l_trans = 0; /* listener */
-static struct trans *g_audio_c_trans = 0; /* connection */
-static int g_training_sent_time = 0;
-static int g_cBlockNo = 0;
+/* audio out: sound_server -> xrdp -> NeutrinoRDP */
+static struct trans *g_audio_l_trans_out = 0; /* listener */
+static struct trans *g_audio_c_trans_out = 0; /* connection */
+
+/* audio in: sound_server <- xrdp <- NeutrinoRDP */
+static struct trans *g_audio_l_trans_in = 0; /* listener */
+static struct trans *g_audio_c_trans_in = 0; /* connection */
+
+static int g_training_sent_time = 0;
+static int g_cBlockNo = 0;
+static int g_bytes_in_stream = 0;
+static FIFO in_fifo;
+
+static struct stream *g_stream_inp = NULL;
#define BBUF_SIZE (1024 * 8)
char g_buffer[BBUF_SIZE];
@@ -38,7 +49,8 @@ static void *DEFAULT_CC
read_raw_audio_data(void *arg);
#endif
-#define CHANSRV_PORT_STR "/tmp/.xrdp/xrdp_chansrv_audio_socket_%d"
+#define CHANSRV_PORT_OUT_STR "/tmp/.xrdp/xrdp_chansrv_audio_out_socket_%d"
+#define CHANSRV_PORT_IN_STR "/tmp/.xrdp/xrdp_chansrv_audio_in_socket_%d"
struct xr_wave_format_ex
{
@@ -52,8 +64,10 @@ struct xr_wave_format_ex
char *data;
};
-static char g_pmc_22050_data[] = { 0 };
-static struct xr_wave_format_ex g_pmc_22050 =
+/* output formats */
+
+static char g_pcm_22050_data[] = { 0 };
+static struct xr_wave_format_ex g_pcm_22050 =
{
1, /* wFormatTag - WAVE_FORMAT_PCM */
2, /* num of channels */
@@ -62,11 +76,11 @@ static struct xr_wave_format_ex g_pmc_22050 =
4, /* block align */
16, /* bits per sample */
0, /* data size */
- g_pmc_22050_data /* data */
+ g_pcm_22050_data /* data */
};
-static char g_pmc_44100_data[] = { 0 };
-static struct xr_wave_format_ex g_pmc_44100 =
+static char g_pcm_44100_data[] = { 0 };
+static struct xr_wave_format_ex g_pcm_44100 =
{
1, /* wFormatTag - WAVE_FORMAT_PCM */
2, /* num of channels */
@@ -75,24 +89,63 @@ static struct xr_wave_format_ex g_pmc_44100 =
4, /* block align */
16, /* bits per sample */
0, /* data size */
- g_pmc_44100_data /* data */
+ g_pcm_44100_data /* data */
};
-#define NUM_BUILT_IN 2
-static struct xr_wave_format_ex *g_wave_formats[NUM_BUILT_IN] =
+#define SND_NUM_OUTP_FORMATS 2
+static struct xr_wave_format_ex *g_wave_outp_formats[SND_NUM_OUTP_FORMATS] =
{
- &g_pmc_44100,
- &g_pmc_22050
+ &g_pcm_44100,
+ &g_pcm_22050
};
/* index into list from client */
static int g_current_client_format_index = 0;
+
/* index into list from server */
static int g_current_server_format_index = 0;
+/* input formats */
+
+static char g_pcm_inp_22050_data[] = { 0 };
+static struct xr_wave_format_ex g_pcm_inp_22050 =
+{
+ 1, /* wFormatTag - WAVE_FORMAT_PCM */
+ 2, /* num of channels */
+ 22050, /* samples per sec */
+ 88200, /* avg bytes per sec */
+ 4, /* block align */
+ 16, /* bits per sample */
+ 0, /* data size */
+ g_pcm_inp_22050_data /* data */
+};
+
+static char g_pcm_inp_44100_data[] = { 0 };
+static struct xr_wave_format_ex g_pcm_inp_44100 =
+{
+ 1, /* wFormatTag - WAVE_FORMAT_PCM */
+ 2, /* num of channels */
+ 44100, /* samples per sec */
+ 176400, /* avg bytes per sec */
+ 4, /* block align */
+ 16, /* bits per sample */
+ 0, /* data size */
+ g_pcm_inp_44100_data /* data */
+};
+
+#define SND_NUM_INP_FORMATS 2
+static struct xr_wave_format_ex *g_wave_inp_formats[SND_NUM_INP_FORMATS] =
+{
+ &g_pcm_inp_22050,
+ &g_pcm_inp_44100
+};
+
+static int g_client_input_format_index = 0;
+static int g_server_input_format_index = 0;
+
/*****************************************************************************/
static int APP_CC
-sound_send_server_formats(void)
+sound_send_server_output_formats(void)
{
struct stream *s;
int bytes;
@@ -103,15 +156,15 @@ sound_send_server_formats(void)
init_stream(s, 8182);
out_uint16_le(s, SNDC_FORMATS);
size_ptr = s->p;
- out_uint16_le(s, 0); /* size, set later */
- out_uint32_le(s, 0); /* dwFlags */
- out_uint32_le(s, 0); /* dwVolume */
- out_uint32_le(s, 0); /* dwPitch */
- out_uint16_le(s, 0); /* wDGramPort */
- out_uint16_le(s, NUM_BUILT_IN); /* wNumberOfFormats */
- out_uint8(s, g_cBlockNo); /* cLastBlockConfirmed */
- out_uint16_le(s, 2); /* wVersion */
- out_uint8(s, 0); /* bPad */
+ out_uint16_le(s, 0); /* size, set later */
+ out_uint32_le(s, 0); /* dwFlags */
+ out_uint32_le(s, 0); /* dwVolume */
+ out_uint32_le(s, 0); /* dwPitch */
+ out_uint16_le(s, 0); /* wDGramPort */
+ out_uint16_le(s, SND_NUM_OUTP_FORMATS); /* wNumberOfFormats */
+ out_uint8(s, g_cBlockNo); /* cLastBlockConfirmed */
+ out_uint16_le(s, 2); /* wVersion */
+ out_uint8(s, 0); /* bPad */
/* sndFormats */
/*
@@ -132,19 +185,19 @@ sound_send_server_formats(void)
00 00
*/
- for (index = 0; index < NUM_BUILT_IN; index++)
+ for (index = 0; index < SND_NUM_OUTP_FORMATS; index++)
{
- out_uint16_le(s, g_wave_formats[index]->wFormatTag);
- out_uint16_le(s, g_wave_formats[index]->nChannels);
- out_uint32_le(s, g_wave_formats[index]->nSamplesPerSec);
- out_uint32_le(s, g_wave_formats[index]->nAvgBytesPerSec);
- out_uint16_le(s, g_wave_formats[index]->nBlockAlign);
- out_uint16_le(s, g_wave_formats[index]->wBitsPerSample);
- bytes = g_wave_formats[index]->cbSize;
+ out_uint16_le(s, g_wave_outp_formats[index]->wFormatTag);
+ out_uint16_le(s, g_wave_outp_formats[index]->nChannels);
+ out_uint32_le(s, g_wave_outp_formats[index]->nSamplesPerSec);
+ out_uint32_le(s, g_wave_outp_formats[index]->nAvgBytesPerSec);
+ out_uint16_le(s, g_wave_outp_formats[index]->nBlockAlign);
+ out_uint16_le(s, g_wave_outp_formats[index]->wBitsPerSample);
+ bytes = g_wave_outp_formats[index]->cbSize;
out_uint16_le(s, bytes);
if (bytes > 0)
{
- out_uint8p(s, g_wave_formats[index]->data, bytes);
+ out_uint8p(s, g_wave_outp_formats[index]->data, bytes);
}
}
@@ -159,6 +212,7 @@ sound_send_server_formats(void)
}
/*****************************************************************************/
+
static int
sound_send_training(void)
{
@@ -189,26 +243,29 @@ sound_send_training(void)
/*****************************************************************************/
static int APP_CC
-sound_process_format(int aindex, int wFormatTag, int nChannels,
- int nSamplesPerSec, int nAvgBytesPerSec,
- int nBlockAlign, int wBitsPerSample,
- int cbSize, char *data)
-{
- LOG(0, ("sound_process_format:"));
- LOG(0, (" wFormatTag %d", wFormatTag));
- LOG(0, (" nChannels %d", nChannels));
- LOG(0, (" nSamplesPerSec %d", nSamplesPerSec));
- LOG(0, (" nAvgBytesPerSec %d", nAvgBytesPerSec));
- LOG(0, (" nBlockAlign %d", nBlockAlign));
- LOG(0, (" wBitsPerSample %d", wBitsPerSample));
- LOG(0, (" cbSize %d", cbSize));
+sound_process_output_format(int aindex, int wFormatTag, int nChannels,
+ int nSamplesPerSec, int nAvgBytesPerSec,
+ int nBlockAlign, int wBitsPerSample,
+ int cbSize, char *data)
+{
+ LOG(1, ("sound_process_output_format:"));
+ LOG(1, (" wFormatTag %d", wFormatTag));
+ LOG(1, (" nChannels %d", nChannels));
+ LOG(1, (" nSamplesPerSec %d", nSamplesPerSec));
+ LOG(1, (" nAvgBytesPerSec %d", nAvgBytesPerSec));
+ LOG(1, (" nBlockAlign %d", nBlockAlign));
+ LOG(1, (" wBitsPerSample %d", wBitsPerSample));
+ LOG(1, (" cbSize %d", cbSize));
+
g_hexdump(data, cbSize);
- if (wFormatTag == g_pmc_44100.wFormatTag &&
- nChannels == g_pmc_44100.nChannels &&
- nSamplesPerSec == g_pmc_44100.nSamplesPerSec &&
- nAvgBytesPerSec == g_pmc_44100.nAvgBytesPerSec &&
- nBlockAlign == g_pmc_44100.nBlockAlign &&
- wBitsPerSample == g_pmc_44100.wBitsPerSample)
+
+ /* select CD quality audio */
+ if (wFormatTag == g_pcm_44100.wFormatTag &&
+ nChannels == g_pcm_44100.nChannels &&
+ nSamplesPerSec == g_pcm_44100.nSamplesPerSec &&
+ nAvgBytesPerSec == g_pcm_44100.nAvgBytesPerSec &&
+ nBlockAlign == g_pcm_44100.nBlockAlign &&
+ wBitsPerSample == g_pcm_44100.wBitsPerSample)
{
g_current_client_format_index = aindex;
g_current_server_format_index = 0;
@@ -239,7 +296,7 @@ sound_process_format(int aindex, int wFormatTag, int nChannels,
*/
static int APP_CC
-sound_process_formats(struct stream *s, int size)
+sound_process_output_formats(struct stream *s, int size)
{
int num_formats;
int index;
@@ -252,12 +309,8 @@ sound_process_formats(struct stream *s, int size)
int cbSize;
char *data;
- LOG(0, ("sound_process_formats:"));
-
if (size < 16)
- {
return 1;
- }
in_uint8s(s, 14);
in_uint16_le(s, num_formats);
@@ -275,9 +328,9 @@ sound_process_formats(struct stream *s, int size)
in_uint16_le(s, wBitsPerSample);
in_uint16_le(s, cbSize);
in_uint8p(s, data, cbSize);
- sound_process_format(index, wFormatTag, nChannels, nSamplesPerSec,
- nAvgBytesPerSec, nBlockAlign, wBitsPerSample,
- cbSize, data);
+ sound_process_output_format(index, wFormatTag, nChannels, nSamplesPerSec,
+ nAvgBytesPerSec, nBlockAlign, wBitsPerSample,
+ cbSize, data);
}
sound_send_training();
}
@@ -458,16 +511,18 @@ process_pcm_message(int id, int size, struct stream *s)
sound_send_close();
break;
default:
- LOG(0, ("process_pcm_message: unknown id %d", id));
+ LOG(10, ("process_pcm_message: unknown id %d", id));
break;
}
return 0;
}
/*****************************************************************************/
-/* data in from audio source, eg pulse, alsa */
+
+/* data in from sound_server_sink */
+
static int DEFAULT_CC
-sound_trans_audio_data_in(struct trans *trans)
+sound_sndsrvr_sink_data_in(struct trans *trans)
{
struct stream *s;
int id;
@@ -475,14 +530,10 @@ sound_trans_audio_data_in(struct trans *trans)
int error;
if (trans == 0)
- {
return 0;
- }
- if (trans != g_audio_c_trans)
- {
+ if (trans != g_audio_c_trans_out)
return 1;
- }
s = trans_get_in_s(trans);
in_uint32_le(s, id);
@@ -490,10 +541,11 @@ sound_trans_audio_data_in(struct trans *trans)
if ((id & ~3) || (size > 128 * 1024 + 8) || (size < 8))
{
- LOG(0, ("sound_trans_audio_data_in: bad message id %d size %d", id, size));
+ LOG(0, ("sound_sndsrvr_sink_data_in: bad message id %d size %d", id, size));
return 1;
}
- LOG(10, ("sound_trans_audio_data_in: good message id %d size %d", id, size));
+
+ LOG(10, ("sound_sndsrvr_sink_data_in: good message id %d size %d", id, size));
error = trans_force_read(trans, size - 8);
@@ -507,37 +559,62 @@ sound_trans_audio_data_in(struct trans *trans)
}
/*****************************************************************************/
-/* this is a connection in on the unix domain socket */
+
+/* incoming connection on unix domain socket - sound_server_sink -> xrdp */
+
static int DEFAULT_CC
-sound_trans_audio_conn_in(struct trans *trans, struct trans *new_trans)
+sound_sndsrvr_sink_conn_in(struct trans *trans, struct trans *new_trans)
{
- LOG(0, ("sound_trans_audio_conn_in:"));
+ LOG(0, ("sound_sndsrvr_sink_conn_in:"));
if (trans == 0)
- {
return 1;
- }
- if (trans != g_audio_l_trans)
- {
+ if (trans != g_audio_l_trans_out)
return 1;
- }
- if (g_audio_c_trans != 0) /* if already set, error */
- {
+ if (g_audio_c_trans_out != 0) /* if already set, error */
return 1;
- }
if (new_trans == 0)
- {
return 1;
- }
- g_audio_c_trans = new_trans;
- g_audio_c_trans->trans_data_in = sound_trans_audio_data_in;
- g_audio_c_trans->header_size = 8;
- trans_delete(g_audio_l_trans);
- g_audio_l_trans = 0;
+ g_audio_c_trans_out = new_trans;
+ g_audio_c_trans_out->trans_data_in = sound_sndsrvr_sink_data_in;
+ g_audio_c_trans_out->header_size = 8;
+ trans_delete(g_audio_l_trans_out);
+ g_audio_l_trans_out = 0;
+
+ return 0;
+}
+
+/*****************************************************************************/
+
+/* incoming connection on unix domain socket - sound_server_source -> xrdp */
+
+static int DEFAULT_CC
+sound_sndsrvr_source_conn_in(struct trans *trans, struct trans *new_trans)
+{
+ LOG(0, ("sound_sndsrvr_source_conn_in: client connected"));
+
+ if (trans == 0)
+ return 1;
+
+ if (trans != g_audio_l_trans_in)
+ return 1;
+
+ if (g_audio_c_trans_in != 0) /* if already set, error */
+ return 1;
+
+ if (new_trans == 0)
+ return 1;
+
+ g_audio_c_trans_in = new_trans;
+ g_audio_c_trans_in->trans_data_in = sound_sndsrvr_source_data_in;
+ g_audio_c_trans_in->header_size = 8;
+ trans_delete(g_audio_l_trans_in);
+ g_audio_l_trans_in = 0;
+
return 0;
}
@@ -546,21 +623,33 @@ int APP_CC
sound_init(void)
{
char port[256];
- int error;
LOG(0, ("sound_init:"));
- sound_send_server_formats();
- g_audio_l_trans = trans_create(TRANS_MODE_UNIX, 128 * 1024, 8192);
- g_audio_l_trans->is_term = g_is_term;
- g_snprintf(port, 255, CHANSRV_PORT_STR, g_display_num);
- g_audio_l_trans->trans_conn_in = sound_trans_audio_conn_in;
- error = trans_listen(g_audio_l_trans, port);
+ /* init sound output */
+ sound_send_server_output_formats();
- if (error != 0)
- {
+ g_audio_l_trans_out = trans_create(TRANS_MODE_UNIX, 128 * 1024, 8192);
+ g_audio_l_trans_out->is_term = g_is_term;
+ g_snprintf(port, 255, CHANSRV_PORT_OUT_STR, g_display_num);
+ g_audio_l_trans_out->trans_conn_in = sound_sndsrvr_sink_conn_in;
+
+ if (trans_listen(g_audio_l_trans_out, port) != 0)
LOG(0, ("sound_init: trans_listen failed"));
- }
+
+ /* init sound input */
+ sound_send_server_input_formats();
+
+ g_audio_l_trans_in = trans_create(TRANS_MODE_UNIX, 128 * 1024, 8192);
+ g_audio_l_trans_in->is_term = g_is_term;
+ g_snprintf(port, 255, CHANSRV_PORT_IN_STR, g_display_num);
+ g_audio_l_trans_in->trans_conn_in = sound_sndsrvr_source_conn_in;
+
+ if (trans_listen(g_audio_l_trans_in, port) != 0)
+ LOG(0, ("sound_init: trans_listen failed"));
+
+ /* save data from sound_server_source */
+ fifo_init(&in_fifo, 100);
#if defined(XRDP_SIMPLESOUND)
@@ -576,25 +665,39 @@ sound_init(void)
int APP_CC
sound_deinit(void)
{
- LOG(0, ("sound_deinit:"));
+ if (g_audio_l_trans_out != 0)
+ {
+ trans_delete(g_audio_l_trans_out);
+ g_audio_l_trans_out = 0;
+ }
- if (g_audio_l_trans != 0)
+ if (g_audio_c_trans_out != 0)
{
- trans_delete(g_audio_l_trans);
- g_audio_l_trans = 0;
+ trans_delete(g_audio_c_trans_out);
+ g_audio_c_trans_out = 0;
}
- if (g_audio_c_trans != 0)
+ if (g_audio_l_trans_in != 0)
{
- trans_delete(g_audio_c_trans);
- g_audio_c_trans = 0;
+ trans_delete(g_audio_l_trans_in);
+ g_audio_l_trans_in = 0;
}
+ if (g_audio_c_trans_in != 0)
+ {
+ trans_delete(g_audio_c_trans_in);
+ g_audio_c_trans_in = 0;
+ }
+
+ fifo_deinit(&in_fifo);
+
return 0;
}
/*****************************************************************************/
+
/* data in from client ( client -> xrdp -> chansrv ) */
+
int APP_CC
sound_data_in(struct stream *s, int chan_id, int chan_flags, int length,
int total_length)
@@ -617,11 +720,19 @@ sound_data_in(struct stream *s, int chan_id, int chan_flags, int length,
break;
case SNDC_FORMATS:
- sound_process_formats(s, size);
+ sound_process_output_formats(s, size);
+ break;
+
+ case SNDC_REC_NEGOTIATE:
+ sound_process_input_formats(s, size);
+ break;
+
+ case SNDC_REC_DATA:
+ sound_process_input_data(s, size);
break;
default:
- LOG(0, ("sound_data_in: unknown code %d size %d", code, size));
+ LOG(10, ("sound_data_in: unknown code %d size %d", code, size));
break;
}
@@ -636,15 +747,27 @@ sound_get_wait_objs(tbus *objs, int *count, int *timeout)
lcount = *count;
- if (g_audio_l_trans != 0)
+ if (g_audio_l_trans_out != 0)
{
- objs[lcount] = g_audio_l_trans->sck;
+ objs[lcount] = g_audio_l_trans_out->sck;
lcount++;
}
- if (g_audio_c_trans != 0)
+ if (g_audio_c_trans_out != 0)
{
- objs[lcount] = g_audio_c_trans->sck;
+ objs[lcount] = g_audio_c_trans_out->sck;
+ lcount++;
+ }
+
+ if (g_audio_l_trans_in != 0)
+ {
+ objs[lcount] = g_audio_l_trans_in->sck;
+ lcount++;
+ }
+
+ if (g_audio_c_trans_in != 0)
+ {
+ objs[lcount] = g_audio_c_trans_in->sck;
lcount++;
}
@@ -656,19 +779,365 @@ sound_get_wait_objs(tbus *objs, int *count, int *timeout)
int APP_CC
sound_check_wait_objs(void)
{
- if (g_audio_l_trans != 0)
+ if (g_audio_l_trans_out != 0)
+ {
+ trans_check_wait_objs(g_audio_l_trans_out);
+ }
+
+ if (g_audio_c_trans_out != 0)
+ {
+ trans_check_wait_objs(g_audio_c_trans_out);
+ }
+
+ if (g_audio_l_trans_in != 0)
+ {
+ trans_check_wait_objs(g_audio_l_trans_in);
+ }
+
+ if (g_audio_c_trans_in != 0)
+ {
+ trans_check_wait_objs(g_audio_c_trans_in);
+ }
+
+ return 0;
+}
+
+/******************************************************************************
+ ** **
+ ** Microphone releated code **
+ ** **
+ ******************************************************************************/
+
+/**
+ *
+ *****************************************************************************/
+
+static int APP_CC
+sound_send_server_input_formats(void)
+{
+ struct stream* s;
+ int bytes;
+ int index;
+ char* size_ptr;
+
+ make_stream(s);
+ init_stream(s, 8182);
+ out_uint16_le(s, SNDC_REC_NEGOTIATE);
+ size_ptr = s->p;
+ out_uint16_le(s, 0); /* size, set later */
+ out_uint32_le(s, 0); /* unused */
+ out_uint32_le(s, 0); /* unused */
+ out_uint16_le(s, SND_NUM_INP_FORMATS); /* wNumberOfFormats */
+ out_uint16_le(s, 2); /* wVersion */
+
+ /*
+ wFormatTag 2 byte offset 0
+ nChannels 2 byte offset 2
+ nSamplesPerSec 4 byte offset 4
+ nAvgBytesPerSec 4 byte offset 8
+ nBlockAlign 2 byte offset 12
+ wBitsPerSample 2 byte offset 14
+ cbSize 2 byte offset 16
+ data variable offset 18
+ */
+
+ for (index = 0; index < SND_NUM_INP_FORMATS; index++)
+ {
+ out_uint16_le(s, g_wave_inp_formats[index]->wFormatTag);
+ out_uint16_le(s, g_wave_inp_formats[index]->nChannels);
+ out_uint32_le(s, g_wave_inp_formats[index]->nSamplesPerSec);
+ out_uint32_le(s, g_wave_inp_formats[index]->nAvgBytesPerSec);
+ out_uint16_le(s, g_wave_inp_formats[index]->nBlockAlign);
+ out_uint16_le(s, g_wave_inp_formats[index]->wBitsPerSample);
+ bytes = g_wave_inp_formats[index]->cbSize;
+ out_uint16_le(s, bytes);
+ if (bytes > 0)
+ {
+ out_uint8p(s, g_wave_inp_formats[index]->data, bytes);
+ }
+ }
+
+ s_mark_end(s);
+ bytes = (int)((s->end - s->data) - 4);
+ size_ptr[0] = bytes;
+ size_ptr[1] = bytes >> 8;
+ bytes = (int)(s->end - s->data);
+ send_channel_data(g_rdpsnd_chan_id, s->data, bytes);
+ free_stream(s);
+ return 0;
+}
+
+/**
+ *
+ *****************************************************************************/
+
+static int APP_CC
+sound_process_input_format(int aindex, int wFormatTag, int nChannels,
+ int nSamplesPerSec, int nAvgBytesPerSec,
+ int nBlockAlign, int wBitsPerSample,
+ int cbSize, char *data)
+{
+ LOG(10, ("sound_process_input_format:"));
+ LOG(10, (" wFormatTag %d", wFormatTag));
+ LOG(10, (" nChannels %d", nChannels));
+ LOG(10, (" nSamplesPerSec %d", nSamplesPerSec));
+ LOG(10, (" nAvgBytesPerSec %d", nAvgBytesPerSec));
+ LOG(10, (" nBlockAlign %d", nBlockAlign));
+ LOG(10, (" wBitsPerSample %d", wBitsPerSample));
+ LOG(10, (" cbSize %d", cbSize));
+
+#if 0
+ /* select CD quality audio */
+ if (wFormatTag == g_pcm_inp_44100.wFormatTag &&
+ nChannels == g_pcm_inp_44100.nChannels &&
+ nSamplesPerSec == g_pcm_inp_44100.nSamplesPerSec &&
+ nAvgBytesPerSec == g_pcm_inp_44100.nAvgBytesPerSec &&
+ nBlockAlign == g_pcm_inp_44100.nBlockAlign &&
+ wBitsPerSample == g_pcm_inp_44100.wBitsPerSample)
{
- trans_check_wait_objs(g_audio_l_trans);
+ g_client_input_format_index = aindex;
+ g_server_input_format_index = 0;
}
+#else
+ /* select half of CD quality audio */
+ if (wFormatTag == g_pcm_inp_22050.wFormatTag &&
+ nChannels == g_pcm_inp_22050.nChannels &&
+ nSamplesPerSec == g_pcm_inp_22050.nSamplesPerSec &&
+ nAvgBytesPerSec == g_pcm_inp_22050.nAvgBytesPerSec &&
+ nBlockAlign == g_pcm_inp_22050.nBlockAlign &&
+ wBitsPerSample == g_pcm_inp_22050.wBitsPerSample)
+ {
+ g_client_input_format_index = aindex;
+ g_server_input_format_index = 0;
+ }
+#endif
+
+ return 0;
+}
+
+/**
+ *
+ *****************************************************************************/
- if (g_audio_c_trans != 0)
+static int APP_CC
+sound_process_input_formats(struct stream *s, int size)
+{
+ int num_formats;
+ int index;
+ int wFormatTag;
+ int nChannels;
+ int nSamplesPerSec;
+ int nAvgBytesPerSec;
+ int nBlockAlign;
+ int wBitsPerSample;
+ int cbSize;
+ char *data;
+
+ LOG(10, ("sound_process_input_formats: size=%d", size));
+
+ in_uint8s(s, 8); /* skip 8 bytes */
+ in_uint16_le(s, num_formats);
+ in_uint8s(s, 2); /* skip version */
+
+ if (num_formats > 0)
{
- trans_check_wait_objs(g_audio_c_trans);
+ for (index = 0; index < num_formats; index++)
+ {
+ in_uint16_le(s, wFormatTag);
+ in_uint16_le(s, nChannels);
+ in_uint32_le(s, nSamplesPerSec);
+ in_uint32_le(s, nAvgBytesPerSec);
+ in_uint16_le(s, nBlockAlign);
+ in_uint16_le(s, wBitsPerSample);
+ in_uint16_le(s, cbSize);
+ in_uint8p(s, data, cbSize);
+ sound_process_input_format(index, wFormatTag, nChannels, nSamplesPerSec,
+ nAvgBytesPerSec, nBlockAlign, wBitsPerSample,
+ cbSize, data);
+ }
}
return 0;
}
+/**
+ *
+ *****************************************************************************/
+
+static int APP_CC
+sound_input_start_recording()
+{
+ struct stream* s;
+
+ /* if there is any data in FIFO, discard it */
+ while ((s = (struct stream *) fifo_remove(&in_fifo)) != NULL)
+ xstream_free(s);
+
+ xstream_new(s, 1024);
+
+ /*
+ * command format
+ *
+ * 02 bytes command SNDC_REC_START
+ * 02 bytes length
+ * 02 bytes data format received earlier
+ */
+
+ out_uint16_le(s, SNDC_REC_START);
+ out_uint16_le(s, 2);
+ out_uint16_le(s, g_client_input_format_index);
+
+ s_mark_end(s);
+ send_channel_data(g_rdpsnd_chan_id, s->data, 6);
+ xstream_free(s);
+
+ return 0;
+}
+
+/**
+ *
+ *****************************************************************************/
+
+static int APP_CC
+sound_input_stop_recording()
+{
+ struct stream* s;
+
+ xstream_new(s, 1024);
+
+ /*
+ * command format
+ *
+ * 02 bytes command SNDC_REC_STOP
+ * 02 bytes length (zero)
+ */
+
+ out_uint16_le(s, SNDC_REC_STOP);
+ out_uint16_le(s, 0);
+
+ s_mark_end(s);
+ send_channel_data(g_rdpsnd_chan_id, s->data, 4);
+ xstream_free(s);
+
+ return 0;
+}
+
+/**
+ * Process data: xrdp <- client
+ *****************************************************************************/
+
+static unsigned char data = 0;
+
+static int APP_CC
+sound_process_input_data(struct stream *s, int bytes)
+{
+ struct stream *ls;
+
+ xstream_new(ls, bytes);
+ memcpy(ls->data, s->p, bytes);
+ ls->p += bytes;
+ s_mark_end(ls);
+
+ fifo_insert(&in_fifo, (void *) ls);
+
+ return 0;
+}
+
+/**
+ * Got a command from sound_server_source
+ *****************************************************************************/
+
+static int DEFAULT_CC
+sound_sndsrvr_source_data_in(struct trans *trans)
+{
+ struct stream *ts = NULL;
+ struct stream *s = NULL;
+
+ tui16 bytes_req = 0;
+ int bytes_read = 0;
+ int cmd;
+ int i;
+
+ if (trans == 0)
+ return 0;
+
+ if (trans != g_audio_c_trans_in)
+ return 1;
+
+ ts = trans_get_in_s(trans);
+ trans_force_read(trans, 3);
+
+ ts->p = ts->data + 8;
+ in_uint8(ts, cmd);
+ in_uint16_le(ts, bytes_req);
+
+ if (bytes_req != 0)
+ xstream_new(s, bytes_req + 2);
+
+ if (cmd == PA_CMD_SEND_DATA)
+ {
+ /* set real len later */
+ out_uint16_le(s, 0);
+
+ while (bytes_read < bytes_req)
+ {
+ if (g_stream_inp == NULL)
+ g_stream_inp = (struct stream *) fifo_remove(&in_fifo);
+
+ if (g_stream_inp == NULL)
+ {
+ /* no more data, send what we have */
+ break;
+ }
+ else
+ {
+ if (g_bytes_in_stream == 0)
+ g_bytes_in_stream = g_stream_inp->size;
+
+ i = bytes_req - bytes_read;
+
+ if (i < g_bytes_in_stream)
+ {
+ xstream_copyin(s, &g_stream_inp->data[g_stream_inp->size - g_bytes_in_stream], i);
+ bytes_read += i;
+ g_bytes_in_stream -= i;
+ }
+ else
+ {
+ xstream_copyin(s, &g_stream_inp->data[g_stream_inp->size - g_bytes_in_stream], g_bytes_in_stream);
+ bytes_read += g_bytes_in_stream;
+ g_bytes_in_stream = 0;
+ xstream_free(g_stream_inp);
+ g_stream_inp = NULL;
+ }
+ }
+ }
+
+ if (bytes_read)
+ {
+ s->data[0] = (char) (bytes_read & 0xff);
+ s->data[1] = (char) ((bytes_read >> 8) & 0xff);
+ }
+
+ s_mark_end(s);
+
+ trans_force_write_s(trans, s);
+ xstream_free(s);
+ }
+ else if (cmd == PA_CMD_START_REC)
+ {
+ sound_input_start_recording();
+ }
+ else if (cmd == PA_CMD_STOP_REC)
+ {
+ sound_input_stop_recording();
+ }
+
+ return 0;
+}
+
+/*****************************************************************************/
+
#if defined(XRDP_SIMPLESOUND)
#define AUDIO_BUF_SIZE 2048