static boolean rdpsnd_server_send_formats(rdpsnd_server* rdpsnd, STREAM* s)
{
uint16 i;
RDPSND_PDU_INIT(s, SNDC_FORMATS);
stream_write_uint32(s, 0); /* dwFlags */
stream_write_uint32(s, 0); /* dwVolume */
stream_write_uint32(s, 0); /* dwPitch */
stream_write_uint16(s, 0); /* wDGramPort */
stream_write_uint16(s, rdpsnd->context.num_server_formats); /* wNumberOfFormats */
stream_write_uint8(s, rdpsnd->context.block_no); /* cLastBlockConfirmed */
stream_write_uint16(s, 0x06); /* wVersion */
stream_write_uint8(s, 0); /* bPad */
for (i = 0; i < rdpsnd->context.num_server_formats; i++)
{
stream_write_uint16(s, rdpsnd->context.server_formats[i].wFormatTag); /* wFormatTag (WAVE_FORMAT_PCM) */
stream_write_uint16(s, rdpsnd->context.server_formats[i].nChannels); /* nChannels */
stream_write_uint32(s, rdpsnd->context.server_formats[i].nSamplesPerSec); /* nSamplesPerSec */
stream_write_uint32(s, rdpsnd->context.server_formats[i].nSamplesPerSec *
rdpsnd->context.server_formats[i].nChannels *
rdpsnd->context.server_formats[i].wBitsPerSample / 8); /* nAvgBytesPerSec */
stream_write_uint16(s, rdpsnd->context.server_formats[i].nBlockAlign); /* nBlockAlign */
stream_write_uint16(s, rdpsnd->context.server_formats[i].wBitsPerSample); /* wBitsPerSample */
stream_write_uint16(s, rdpsnd->context.server_formats[i].cbSize); /* cbSize */
if (rdpsnd->context.server_formats[i].cbSize > 0)
{
stream_write(s, rdpsnd->context.server_formats[i].data, rdpsnd->context.server_formats[i].cbSize);
}
}
RDPSND_PDU_FINISH(s);
}
static BOOL rdpsnd_server_set_volume(rdpsnd_server_context* context, int left, int right)
{
rdpsnd_server* rdpsnd = (rdpsnd_server*) context;
STREAM* s = rdpsnd->rdpsnd_pdu;
RDPSND_PDU_INIT(s, SNDC_SETVOLUME);
stream_write_UINT16(s, left);
stream_write_UINT16(s, right);
RDPSND_PDU_FINISH(s);
}
static BOOL rdpsnd_server_close(rdpsnd_server_context* context)
{
rdpsnd_server* rdpsnd = (rdpsnd_server*) context;
STREAM* s = rdpsnd->rdpsnd_pdu;
if (rdpsnd->context.selected_client_format < 0)
return FALSE;
if (rdpsnd->out_pending_frames > 0)
{
if (!rdpsnd_server_send_audio_pdu(rdpsnd))
return FALSE;
}
rdpsnd->context.selected_client_format = -1;
RDPSND_PDU_INIT(s, SNDC_CLOSE);
RDPSND_PDU_FINISH(s);
}
