diff options
Diffstat (limited to 'libs/ardour/ardour/audio_diskstream.h')
| -rw-r--r-- | libs/ardour/ardour/audio_diskstream.h | 103 |
1 files changed, 51 insertions, 52 deletions
diff --git a/libs/ardour/ardour/audio_diskstream.h b/libs/ardour/ardour/audio_diskstream.h index 23744dfc57..a8072695ff 100644 --- a/libs/ardour/ardour/audio_diskstream.h +++ b/libs/ardour/ardour/audio_diskstream.h @@ -1,5 +1,5 @@ /* - Copyright (C) 2000-2006 Paul Davis + Copyright (C) 2000-2006 Paul Davis This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -31,8 +31,8 @@ #include "pbd/fastlog.h" #include "pbd/ringbufferNPT.h" -#include "pbd/stateful.h" -#include "pbd/rcu.h" +#include "pbd/stateful.h" +#include "pbd/rcu.h" #include "ardour/ardour.h" #include "ardour/utils.h" @@ -53,7 +53,7 @@ class AudioFileSource; class IO; class AudioDiskstream : public Diskstream -{ +{ public: AudioDiskstream (Session &, const std::string& name, Diskstream::Flag f = Recordable); AudioDiskstream (Session &, const XMLNode&); @@ -67,13 +67,13 @@ class AudioDiskstream : public Diskstream if (n < c->size()) { return (*c)[n]->source ? (*c)[n]->source->name() : ""; } else { - return ""; + return ""; } } - Port *input_source_port (uint32_t n=0) const { + Port *input_source_port (uint32_t n=0) const { boost::shared_ptr<ChannelList> c = channels.reader(); - if (n < c->size()) return (*c)[n]->source; return 0; + if (n < c->size()) return (*c)[n]->source; return 0; } void set_record_enabled (bool yn); @@ -81,7 +81,7 @@ class AudioDiskstream : public Diskstream int set_non_layered (bool yn); bool can_become_destructive (bool& requires_bounce) const; - float peak_power(uint32_t n = 0) { + float peak_power(uint32_t n = 0) { boost::shared_ptr<ChannelList> c = channels.reader(); ChannelInfo* chaninfo = (*c)[n]; float x = chaninfo->peak_power; @@ -92,7 +92,7 @@ class AudioDiskstream : public Diskstream return minus_infinity(); } } - + boost::shared_ptr<AudioPlaylist> audio_playlist () { return boost::dynamic_pointer_cast<AudioPlaylist>(_playlist); } int use_playlist (boost::shared_ptr<Playlist>); @@ -105,7 +105,7 @@ class AudioDiskstream : public Diskstream return (*c)[n]->current_playback_buffer; return 0; } - + Sample *capture_buffer (uint32_t n = 0) { boost::shared_ptr<ChannelList> c = channels.reader(); if (n < c->size()) @@ -122,7 +122,7 @@ class AudioDiskstream : public Diskstream int add_channel (uint32_t how_many); int remove_channel (uint32_t how_many); - + /* stateful */ XMLNode& get_state(void); @@ -145,11 +145,11 @@ class AudioDiskstream : public Diskstream *last-- = tmp; } } - + CubicInterpolation interpolation; XMLNode* deprecated_io_node; - + protected: friend class Session; @@ -181,53 +181,52 @@ class AudioDiskstream : public Diskstream private: struct ChannelInfo { - - ChannelInfo (nframes_t buffer_size, nframes_t speed_buffer_size, nframes_t wrap_buffer_size); - ~ChannelInfo (); - - Sample *playback_wrap_buffer; - Sample *capture_wrap_buffer; - Sample *speed_buffer; - - float peak_power; - - boost::shared_ptr<AudioFileSource> fades_source; - boost::shared_ptr<AudioFileSource> write_source; - - /// the Port that our audio data comes from - Port *source; - Sample *current_capture_buffer; - Sample *current_playback_buffer; - - RingBufferNPT<Sample> *playback_buf; - RingBufferNPT<Sample> *capture_buf; - - Sample* scrub_buffer; - Sample* scrub_forward_buffer; - Sample* scrub_reverse_buffer; - - RingBufferNPT<Sample>::rw_vector playback_vector; - RingBufferNPT<Sample>::rw_vector capture_vector; - - RingBufferNPT<CaptureTransition> * capture_transition_buf; - // the following are used in the butler thread only - nframes_t curr_capture_cnt; + + ChannelInfo (nframes_t buffer_size, nframes_t speed_buffer_size, nframes_t wrap_buffer_size); + ~ChannelInfo (); + + Sample *playback_wrap_buffer; + Sample *capture_wrap_buffer; + Sample *speed_buffer; + + float peak_power; + + boost::shared_ptr<AudioFileSource> fades_source; + boost::shared_ptr<AudioFileSource> write_source; + + /// the Port that our audio data comes from + Port *source; + Sample *current_capture_buffer; + Sample *current_playback_buffer; + + RingBufferNPT<Sample> *playback_buf; + RingBufferNPT<Sample> *capture_buf; + + Sample* scrub_buffer; + Sample* scrub_forward_buffer; + Sample* scrub_reverse_buffer; + + RingBufferNPT<Sample>::rw_vector playback_vector; + RingBufferNPT<Sample>::rw_vector capture_vector; + + RingBufferNPT<CaptureTransition> * capture_transition_buf; + // the following are used in the butler thread only + nframes_t curr_capture_cnt; }; typedef std::vector<ChannelInfo*> ChannelList; void process_varispeed_playback(nframes_t nframes, boost::shared_ptr<ChannelList> c); - + /* The two central butler operations */ int do_flush (RunContext context, bool force = false); int do_refill () { return _do_refill(_mixdown_buffer, _gain_buffer); } - + int do_refill_with_alloc (); int read (Sample* buf, Sample* mixdown_buffer, float* gain_buffer, - nframes_t& start, nframes_t cnt, - ChannelInfo* channel_info, int channel, bool reversed); - + nframes_t& start, nframes_t cnt, + ChannelInfo* channel_info, int channel, bool reversed); void finish_capture (bool rec_monitors_input, boost::shared_ptr<ChannelList>); void transport_stopped (struct tm&, time_t, bool abort); @@ -237,7 +236,7 @@ class AudioDiskstream : public Diskstream void init_channel (ChannelInfo &chan); void destroy_channel (ChannelInfo &chan); - + int use_new_write_source (uint32_t n=0); int find_and_use_playlist (const std::string &); @@ -264,9 +263,9 @@ class AudioDiskstream : public Diskstream static gain_t* _gain_buffer; std::vector<boost::shared_ptr<AudioFileSource> > capturing_sources; - + SerializedRCUManager<ChannelList> channels; - + /* really */ private: int _do_refill (Sample *mixdown_buffer, float *gain_buffer); |