9b1b401dcb
big cleanup of new encoder + stream buffer types
2 years ago
f94be3db2f
make event queue go faster
2 years ago
d8194135bb
Do time tracking without floats
2 years ago
80d7df9109
fuck off
2 years ago
39f7545cd5
wire up the playing screen with some real data
...
Includes implementing song duration calculation for CBR MP3 files
2 years ago
cde8002df4
Fix (i think?) mysterious overly large reads in libmad
2 years ago
b58b072d2d
Add current playback timestamps
2 years ago
acccd822f0
back to back flac playback is working :)
2 years ago
c6bb42cdd2
song -> track
2 years ago
a2c1dfbabd
Add vorbis and flac decoders, flesh out codec interface
...
vorbis doesn't quite work yet, not sure why. will pick it up again
later.
2 years ago
1f903accd9
Flesh out audio state machine for playback
...
Also fix mono playback
2 years ago
610991455d
R4 pre-emptive bringup
...
Includes stripping out the IC-specific I2S stuff, and doing more manual
volume control using pots
2 years ago
8a2a2d2265
Get basic audio playback going again
2 years ago
db2e29a72d
Start on audio FSM playback. needs more thought.
2 years ago
a4f94c812a
Annote E V E R Y T H I N G with license info
2 years ago
4bff06c76c
Drop himem audio buffers (for now?)
...
For some reason the spinlocks required now block forever? Very odd.
On the plus side, this turned out to be the issue that was stopping the
audio pipeline from running on the app core.
2 years ago
ecee01fe97
Remove audio drain task
...
ISR drain works fine!
2 years ago
5ac4d3949c
Generalise worker tasks, and centralise task priorities + stacks
...
Includes making the display driver use a worker task for flushes, so
that our double buffering actually does something useful /facepalm
2 years ago
130009eb14
Pin audio pipeline to the app core
2 years ago
27c63ebb95
Switch to an MVP-ready 16bit three wire DAC setup
2 years ago
731b2cfa77
working isr-based sink, but still grainy
2 years ago
4c77950e70
Pipeline working and outputting correctly, but noisy
2 years ago
561f9d2a07
Ensure the sink buffer is large enough to not fully drain during
...
playback
2 years ago
7a54ff0df9
WIP track down new pipeline memory issues
2 years ago
40a9734b04
Redo pcm registers to include pages
2 years ago
3836768bb8
new pipeline working(?), but the dac eludes me
2 years ago
7c6fd654f5
New pipeline building, still needs proper control
2 years ago
a9531c86a4
mostly single task pipeline
2 years ago
47ae601d41
Tidy up pipeline and use arena capacity to test for overruns
2 years ago
941bafca17
Add a memory arena for the audio pipeline
2 years ago
12d2ffdab7
Add logging to the DAC
2 years ago
a65d996583
Use the sync apis for I2S output
2 years ago
61c91b3cdb
Mostly working pipeline, including proper EOF signalling
2 years ago
cabfd4b75e
fix pipeline heap corruption and chunk ignores
2 years ago
ef8d404b15
Continue ironing out i2s pipeline
...
still at least one heap corruption issue, plus the i2s write method
seems to block forever :/
2 years ago
2cc0a38a1a
pipeline memory management fixes + logging
2 years ago
f6dcd845fc
Switch from MessageBuffer to Queue for pipeline comms
2 years ago
e5fb1759b1
Add a bunch of logging from playback stream investigatons
2 years ago
2056cad0ab
WIP
2 years ago
01be69eca1
better handling of chunk buffer
2 years ago
16d5d29049
Use std::span (backported) and std::byte to make our buffers safer
2 years ago
c36208016e
better cbor handling
2 years ago
222c810b07
fix build errors
2 years ago
a7df285588
Mostly done pipeline arch. Now onto cleanup and building.
2 years ago
9176ef1872
Add cbor wrapper, and chunk streaming util
2 years ago
acd6d78900
Progress on own pipeline. Still very WIP
2 years ago
60169cdd91
WIP on our own pipeline
2 years ago
jacqueline