haiku/src/kits/media/SoundPlayer.cpp
ejakowatz 52a3801208 It is accomplished ...
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00

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/***********************************************************************
* AUTHOR: Marcus Overhagen
* FILE: SoundPlayer.cpp
* DESCR:
***********************************************************************/
#include <TimeSource.h>
#include <SoundPlayer.h>
#include <MediaRoster.h>
#include <math.h>
#include "debug.h"
#include "SoundPlayNode.h"
/* this is the normal volume DB range of 16 bit integer */
const float minDB = -96;
const float maxDB = 0;
/*************************************************************
* public sound_error
*************************************************************/
//final
sound_error::sound_error(const char *str)
{
CALLED();
m_str_const = str;
}
//final
const char *
sound_error::what() const
{
CALLED();
return m_str_const;
}
/*************************************************************
* public BSoundPlayer
*************************************************************/
BSoundPlayer::BSoundPlayer(const char * name,
void (*PlayBuffer)(void *, void * buffer, size_t size, const media_raw_audio_format & format),
void (*Notifier)(void *, sound_player_notification what, ...),
void * cookie)
{
CALLED();
Init(NULL,&media_multi_audio_format::wildcard,name,NULL,PlayBuffer,Notifier,cookie);
}
BSoundPlayer::BSoundPlayer(const media_raw_audio_format * format,
const char * name,
void (*PlayBuffer)(void *, void * buffer, size_t size, const media_raw_audio_format & format),
void (*Notifier)(void *, sound_player_notification what, ...),
void * cookie)
{
CALLED();
media_multi_audio_format fmt = media_multi_audio_format::wildcard;
memcpy(&fmt,format,sizeof(*format));
Init(NULL,&fmt,name,NULL,PlayBuffer,Notifier,cookie);
}
BSoundPlayer::BSoundPlayer(const media_node & toNode,
const media_multi_audio_format * format,
const char * name,
const media_input * input,
void (*PlayBuffer)(void *, void * buffer, size_t size, const media_raw_audio_format & format),
void (*Notifier)(void *, sound_player_notification what, ...),
void * cookie)
{
CALLED();
if (toNode.kind & B_BUFFER_CONSUMER == 0)
debugger("BSoundPlayer: toNode must have B_BUFFER_CONSUMER kind!\n");
Init(&toNode,format,name,input,PlayBuffer,Notifier,cookie);
}
/* virtual */
BSoundPlayer::~BSoundPlayer()
{
CALLED();
if (_m_node)
_m_node->Release();
delete _m_node;
delete [] _m_buf;
}
status_t
BSoundPlayer::InitCheck()
{
CALLED();
return _m_init_err;
}
media_raw_audio_format
BSoundPlayer::Format() const
{
CALLED();
media_raw_audio_format temp = media_raw_audio_format::wildcard;
if (_m_node) {
media_multi_audio_format fmt;
fmt = _m_node->Format();
memcpy(&temp,&fmt,sizeof(temp));
}
return temp;
}
status_t
BSoundPlayer::Start()
{
CALLED();
if (!_m_node)
return B_ERROR;
_m_node->Start();
return B_OK;
}
void
BSoundPlayer::Stop(bool block,
bool flush)
{
CALLED();
if (!_m_node)
return;
_m_node->Stop();
}
BSoundPlayer::BufferPlayerFunc
BSoundPlayer::BufferPlayer() const
{
CALLED();
return _PlayBuffer;
}
void BSoundPlayer::SetBufferPlayer(void (*PlayBuffer)(void *, void * buffer, size_t size, const media_raw_audio_format & format))
{
CALLED();
_m_lock.Lock();
_PlayBuffer = PlayBuffer;
_m_lock.Unlock();
}
BSoundPlayer::EventNotifierFunc
BSoundPlayer::EventNotifier() const
{
CALLED();
return _Notifier;
}
void BSoundPlayer::SetNotifier(void (*Notifier)(void *, sound_player_notification what, ...))
{
CALLED();
_m_lock.Lock();
_Notifier = Notifier;
_m_lock.Unlock();
}
void *
BSoundPlayer::Cookie() const
{
CALLED();
return _m_cookie;
}
void
BSoundPlayer::SetCookie(void *cookie)
{
CALLED();
_m_lock.Lock();
_m_cookie = cookie;
_m_lock.Unlock();
}
void BSoundPlayer::SetCallbacks(void (*PlayBuffer)(void *, void * buffer, size_t size, const media_raw_audio_format & format),
void (*Notifier)(void *, sound_player_notification what, ...),
void * cookie)
{
CALLED();
_m_lock.Lock();
SetBufferPlayer(PlayBuffer);
SetNotifier(Notifier);
SetCookie(cookie);
_m_lock.Unlock();
}
bigtime_t
BSoundPlayer::CurrentTime()
{
CALLED();
if (!_m_node)
return system_time();
#if 0 /* we don't have a media roster, or real media nodes yet */
return _m_node->TimeSource()->Now(); /* either this one is wrong */
#endif
return system_time();
}
bigtime_t
BSoundPlayer::PerformanceTime()
{
CALLED();
if (!_m_node)
return (bigtime_t) B_ERROR;
#if 0 /* we don't have a media roster, or real media nodes yet */
return _m_node->TimeSource()->Now(); /* or this one is wrong */
#endif
return system_time();
}
status_t
BSoundPlayer::Preroll()
{
UNIMPLEMENTED();
return B_OK;
}
BSoundPlayer::play_id
BSoundPlayer::StartPlaying(BSound *sound,
bigtime_t at_time)
{
UNIMPLEMENTED();
return 1;
}
BSoundPlayer::play_id
BSoundPlayer::StartPlaying(BSound *sound,
bigtime_t at_time,
float with_volume)
{
UNIMPLEMENTED();
return 1;
}
status_t
BSoundPlayer::SetSoundVolume(play_id sound,
float new_volume)
{
UNIMPLEMENTED();
return B_OK;
}
bool
BSoundPlayer::IsPlaying(play_id id)
{
UNIMPLEMENTED();
return true;
}
status_t
BSoundPlayer::StopPlaying(play_id id)
{
UNIMPLEMENTED();
return B_OK;
}
status_t
BSoundPlayer::WaitForSound(play_id id)
{
UNIMPLEMENTED();
return B_OK;
}
float
BSoundPlayer::Volume()
{
CALLED();
return _m_volume;
}
void
BSoundPlayer::SetVolume(float new_volume)
{
CALLED();
_m_lock.Lock();
if (new_volume >= 0.0f)
_m_volume = new_volume;
_m_lock.Unlock();
}
float
BSoundPlayer::VolumeDB(bool forcePoll)
{
CALLED();
return 20.0f * log10(_m_volume);
}
void
BSoundPlayer::SetVolumeDB(float volume_dB)
{
CALLED();
_m_lock.Lock();
_m_volume = pow(10.0f,volume_dB / 20.0f);
_m_lock.Unlock();
}
status_t
BSoundPlayer::GetVolumeInfo(media_node *out_node,
int32 *out_parameter,
float *out_min_dB,
float *out_max_dB)
{
BROKEN();
*out_node = m_output.node;
*out_parameter = -1; /* is the parameter ID for the volume control */
*out_min_dB = minDB;
*out_max_dB = maxDB;
return B_OK;
}
bigtime_t
BSoundPlayer::Latency()
{
BROKEN();
return 50000;
}
/* virtual */ bool
BSoundPlayer::HasData()
{
CALLED();
return _m_has_data != 0;
}
void
BSoundPlayer::SetHasData(bool has_data)
{
CALLED();
_m_lock.Lock();
_m_has_data = has_data ? 1 : 0;
_m_lock.Unlock();
}
/*************************************************************
* protected BSoundPlayer
*************************************************************/
//final
void
BSoundPlayer::SetInitError(status_t in_error)
{
CALLED();
_m_init_err = in_error;
}
/*************************************************************
* private BSoundPlayer
*************************************************************/
status_t BSoundPlayer::_Reserved_SoundPlayer_0(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_1(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_2(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_3(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_4(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_5(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_6(void *, ...) { return B_ERROR; }
status_t BSoundPlayer::_Reserved_SoundPlayer_7(void *, ...) { return B_ERROR; }
void
BSoundPlayer::NotifySoundDone(play_id sound,
bool got_to_play)
{
UNIMPLEMENTED();
}
void
BSoundPlayer::get_volume_slider()
{
UNIMPLEMENTED();
}
void
BSoundPlayer::Init(
const media_node * node,
const media_multi_audio_format * format,
const char * name,
const media_input * input,
void (*PlayBuffer)(void *, void * buffer, size_t size, const media_raw_audio_format & format),
void (*Notifier)(void *, sound_player_notification what, ...),
void * cookie)
{
BROKEN();
_m_node = NULL;
_m_sounds = NULL;
_m_waiting = NULL;
_PlayBuffer = PlayBuffer;
_Notifier = Notifier;
//_m_lock;
_m_volume = 0.0f;
//m_input;
//m_output;
_m_mix_buffer = 0;
_m_mix_buffer_size = 0;
_m_cookie = cookie;
_m_buf = NULL;
_m_bufsize = 0;
_m_has_data = 0;
_m_init_err = B_ERROR;
_m_perfTime = 0;
_m_volumeSlider = NULL;
_m_gotVolume = 0;
_m_node = 0;
#if 0 /* we don't have a media roster, or real media nodes yet */
status_t status;
BMediaRoster *roster;
media_node outnode;
roster = BMediaRoster::Roster();
if (!roster) {
TRACE("BSoundPlayer::Init: Couldn't get BMediaRoster\n");
return;
}
//connect our producer node either to the
//system mixer or to the supplied out node
if (!node) {
status = roster->GetAudioMixer(&outnode);
if (status != B_OK) {
TRACE("BSoundPlayer::Init: Couldn't GetAudioMixer\n");
SetInitError(status);
return;
}
node = &outnode;
}
#endif
media_multi_audio_format fmt;
memcpy(&fmt,format,sizeof(fmt));
if (fmt.frame_rate == media_multi_audio_format::wildcard.frame_rate)
fmt.frame_rate = 44100.0f;
if (fmt.channel_count == media_multi_audio_format::wildcard.channel_count)
fmt.channel_count = 2;
if (fmt.format == media_multi_audio_format::wildcard.format)
fmt.format = media_raw_audio_format::B_AUDIO_FLOAT;
if (fmt.byte_order == media_multi_audio_format::wildcard.byte_order)
fmt.byte_order = B_MEDIA_HOST_ENDIAN;
if (fmt.buffer_size == media_multi_audio_format::wildcard.buffer_size)
fmt.buffer_size = 4096;
if (fmt.channel_count != 1 && fmt.channel_count != 2)
debugger("BSoundPlayer: not a 1 or 2 channel audio format\n");
if (fmt.frame_rate <= 0.0f)
debugger("BSoundPlayer: framerate must be > 0\n");
_m_bufsize = fmt.buffer_size;
_m_buf = new char[_m_bufsize];
_m_node = new _SoundPlayNode(name,&fmt,this);
/*
m_input = ;
m_output = ;
tryFormat = fileAudioOutput.format;
   err = roster->Connect(fileAudioOutput.source, audioInput.destination,
               &tryFormat, &m_output, &m_input);
 err = roster->GetStartLatencyFor(timeSourceNode, &startTime);
   startTime += b_timesource->PerformanceTimeFor(BTimeSource::RealTime()
               + 1000000 / 50);
   
   err = roster->StartNode(mediaFileNode, startTime);
   err = roster->StartNode(codecNode, startTime);
   err = roster->StartNode(videoNode, startTime);
*/
SetInitError(B_OK);
}
/* virtual */ void
BSoundPlayer::Notify(sound_player_notification what,
...)
{
CALLED();
_m_lock.Lock();
if (_Notifier)
(*_Notifier)(_m_cookie,what);
else {
}
_m_lock.Unlock();
}
/* virtual */ void
BSoundPlayer::PlayBuffer(void *buffer,
size_t size,
const media_raw_audio_format &format)
{
// CALLED();
_m_lock.Lock();
if (_PlayBuffer)
(*_PlayBuffer)(_m_cookie,buffer,size,format);
else {
}
_m_lock.Unlock();
}