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authorChristophe Fergeau <cfergeau@redhat.com>2014-11-21 11:01:17 +0100
committerChristophe Fergeau <cfergeau@redhat.com>2014-12-03 11:31:17 +0100
commit1876971442ef808b5dcdaa5dc12df617f2179cb5 (patch)
tree54cdeb35593396e8319ae079f900a18808fb201a /client/windows/playback.cpp
parentb532ef0866cefe260ad0f08550f7c40d3580d0d7 (diff)
downloadspice-1876971442ef808b5dcdaa5dc12df617f2179cb5.tar.gz
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client: Remove client code
The client has been superseded by virt-viewer ( http://virt-manager.org/download/sources/virt-viewer/ ) and is no longer being maintained.
Diffstat (limited to 'client/windows/playback.cpp')
-rw-r--r--client/windows/playback.cpp178
1 files changed, 0 insertions, 178 deletions
diff --git a/client/windows/playback.cpp b/client/windows/playback.cpp
deleted file mode 100644
index 87ed26a0..00000000
--- a/client/windows/playback.cpp
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- Copyright (C) 2009 Red Hat, Inc.
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, see <http://www.gnu.org/licenses/>.
-*/
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "common.h"
-#include "playback.h"
-#include "utils.h"
-#include "debug.h"
-
-
-#define RING_SIZE_MS 380
-#define START_MARK_MS 300
-#define LOW_MARK_MS 40
-
-
-WavePlayer::WavePlayer(uint32_t samples_per_sec, uint32_t bits_per_sample, uint32_t channels)
- : _wave_out (NULL)
- , _samples_per_ms (samples_per_sec / 1000)
- , _ring (NULL)
- , _head (0)
- , _in_use (0)
- , _paused (true)
-{
- WAVEFORMATEX info;
- uint32_t sample_bytes;
-
- info.wFormatTag = WAVE_FORMAT_PCM;
- info.nChannels = channels;
- info.nSamplesPerSec = samples_per_sec;
- sample_bytes = info.nBlockAlign = channels * bits_per_sample / 8;
- info.nAvgBytesPerSec = samples_per_sec * info.nBlockAlign;
- info.wBitsPerSample = bits_per_sample;
-
- if (waveOutOpen(&_wave_out, WAVE_MAPPER, &info, 0, 0, CALLBACK_NULL)
- != MMSYSERR_NOERROR) {
- throw Exception("can not open playback device");
- }
-
- int frame_size = WavePlaybackAbstract::FRAME_SIZE;
- _ring_size = (samples_per_sec * RING_SIZE_MS / 1000) / frame_size;
- _start_mark = (samples_per_sec * START_MARK_MS / 1000) / frame_size;
- _frame_bytes = frame_size * channels * bits_per_sample / 8;
- _ring_item_size = sizeof(WAVEHDR) + _frame_bytes + sample_bytes;
-
- try {
- _ring = new uint8_t[_ring_size * _ring_item_size];
- init_ring(sample_bytes);
- } catch (...) {
- delete[] _ring;
- waveOutClose(_wave_out);
- throw;
- }
- waveOutPause(_wave_out);
-}
-
-WavePlayer::~WavePlayer()
-{
- waveOutReset(_wave_out);
- reclaim();
- waveOutClose(_wave_out);
- delete[] _ring;
-}
-
-void WavePlayer::init_ring(uint32_t sample_bytes)
-{
- uint8_t* ptr = _ring;
- uint8_t* end = ptr + _ring_size * _ring_item_size;
- for (; ptr != end; ptr += _ring_item_size) {
- WAVEHDR* buf = (WAVEHDR*)ptr;
- memset(ptr, 0, _ring_item_size);
- buf->dwBufferLength = _frame_bytes;
- ULONG_PTR ptr = (ULONG_PTR)(buf + 1);
- ptr = (ptr + sample_bytes - 1) / sample_bytes * sample_bytes;
- buf->lpData = (LPSTR)ptr;
- }
-}
-
-inline WAVEHDR* WavePlayer::wave_hader(uint32_t position)
-{
- ASSERT(position < _ring_size);
- return (WAVEHDR*)(_ring + position * _ring_item_size);
-}
-
-inline void WavePlayer::move_head()
-{
- _head = (_head + 1) % _ring_size;
- _in_use--;
-}
-
-void WavePlayer::reclaim()
-{
- while (_in_use) {
- WAVEHDR* front_buf = wave_hader(_head);
- if (!(front_buf->dwFlags & WHDR_DONE)) {
- break;
- }
- MMRESULT err = waveOutUnprepareHeader(_wave_out, front_buf, sizeof(WAVEHDR));
- if (err != MMSYSERR_NOERROR) {
- LOG_WARN("waveOutUnprepareHeader failed %u", err);
- }
- front_buf->dwFlags &= ~WHDR_DONE;
- move_head();
- }
-}
-
-WAVEHDR* WavePlayer::get_buff()
-{
- reclaim();
- if (_in_use == _ring_size) {
- return NULL;
- }
-
- WAVEHDR* buff = wave_hader((_head + _in_use) % _ring_size);
- ++_in_use;
- return buff;
-}
-
-bool WavePlayer::write(uint8_t* frame)
-{
- WAVEHDR* buff = get_buff();
- if (buff) {
- memcpy(buff->lpData, frame, _frame_bytes);
- MMRESULT err;
- err = waveOutPrepareHeader(_wave_out, buff, sizeof(WAVEHDR));
-
- if (err != MMSYSERR_NOERROR) {
- THROW("waveOutPrepareHeader filed %d", err);
- }
- err = waveOutWrite(_wave_out, buff, sizeof(WAVEHDR));
- if (err != MMSYSERR_NOERROR) {
- THROW("waveOutWrite filed %d", err);
- }
- }
- if (_paused && _in_use == _start_mark) {
- _paused = false;
- waveOutRestart(_wave_out);
- }
- return true;
-}
-
-void WavePlayer::drain()
-{
-}
-
-void WavePlayer::stop()
-{
- drain();
- waveOutReset(_wave_out);
- waveOutPause(_wave_out);
- _paused = true;
- reclaim();
-}
-
-bool WavePlayer::abort()
-{
- return true;
-}
-
-uint32_t WavePlayer::get_delay_ms()
-{
- return _in_use * WavePlaybackAbstract::FRAME_SIZE / _samples_per_ms;
-}