From 5da95c8f396b7ac716f7ea61c9d8c5a0eee7e1ec Mon Sep 17 00:00:00 2001
From: Alexander Lantsev <aunsane@gmail.com>
Date: Tue, 14 Apr 2015 17:55:10 +0000
Subject: Tox: first approach for audio support

git-svn-id: http://svn.miranda-ng.org/main/trunk@12824 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
---
 protocols/Tox/src/tox_multimedia.cpp | 92 ++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 protocols/Tox/src/tox_multimedia.cpp

(limited to 'protocols/Tox/src/tox_multimedia.cpp')

diff --git a/protocols/Tox/src/tox_multimedia.cpp b/protocols/Tox/src/tox_multimedia.cpp
new file mode 100644
index 0000000000..214f35f8d0
--- /dev/null
+++ b/protocols/Tox/src/tox_multimedia.cpp
@@ -0,0 +1,92 @@
+#include "common.h"
+
+void CToxProto::OnAvInvite(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvRinging(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvStart(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvEnd(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvReject(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvCancel(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvCsChange(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvRequestTimeout(void*, int32_t callId, void *arg) { }
+void CToxProto::OnAvPeerTimeout(void*, int32_t callId, void *arg) { }
+
+void CToxProto::OnFriendAudio(void*, int32_t callId, const int16_t *PCM, uint16_t size, void *arg)
+{
+	CToxProto *proto = (CToxProto*)arg;
+
+	ToxAvCSettings dest;
+	if (toxav_get_peer_csettings(proto->toxAv, callId, 0, &dest) != av_ErrorNone)
+	{
+		proto->debugLogA(__FUNCTION__": failed to get codec settings");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	if (dest.call_type != av_TypeAudio)
+	{
+		proto->debugLogA(__FUNCTION__": failed to play video");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	WAVEFORMATEX wfx = { 0 };
+	wfx.wFormatTag = WAVE_FORMAT_PCM;
+	wfx.nChannels = dest.audio_channels;
+	wfx.wBitsPerSample = dest.audio_bitrate;
+	wfx.nSamplesPerSec = dest.audio_sample_rate;
+	wfx.nBlockAlign = (wfx.nChannels * wfx.wBitsPerSample) / 8;
+	wfx.nAvgBytesPerSec = wfx.nSamplesPerSec * wfx.nBlockAlign;
+
+	DWORD deviceId = proto->getDword("AudioOutputDeviceID", -1);
+	if (deviceId != av_ErrorNone)
+	{
+		proto->debugLogA(__FUNCTION__": failed to get device id");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	HWAVEOUT hDevice;
+	MMRESULT result = waveOutOpen(&hDevice, deviceId, &wfx, 0, 0, CALLBACK_NULL | WAVE_FORMAT_DIRECT);
+	if (result != MMSYSERR_NOERROR)
+	{
+		proto->debugLogA(__FUNCTION__": failed to open audio device");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	WAVEHDR header;// = { 0 };
+	ZeroMemory(&header, sizeof(WAVEHDR));
+	header.lpData = (LPSTR)PCM;
+	header.dwBufferLength = size;
+
+	result = waveOutPrepareHeader(hDevice, &header, sizeof(WAVEHDR));
+	if (result != MMSYSERR_NOERROR)
+	{
+		proto->debugLogA(__FUNCTION__": failed to prepare audio device header");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	result = waveOutWrite(hDevice, &header, sizeof(WAVEHDR));
+	if (result != MMSYSERR_NOERROR)
+	{
+		proto->debugLogA(__FUNCTION__": failed to write to audio device");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	do
+	{
+		Sleep(100);
+		result = waveOutUnprepareHeader(hDevice, &header, sizeof(WAVEHDR));
+	} while (result == WAVERR_STILLPLAYING);
+
+	if (result != MMSYSERR_NOERROR)
+	{
+		proto->debugLogA(__FUNCTION__": failed to unprepare audio device header");
+		toxav_stop_call(proto->toxAv, callId);
+		return;
+	}
+
+	waveOutClose(hDevice);
+}
\ No newline at end of file
-- 
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