Commit Graph

25 Commits

Author SHA1 Message Date
Gregory Nutt
78ccbdeb6e PCM decoder: Handle errors in the PCM WAV file in a way that the Nxplayer can recover gracefully: Send and Audio Complete message. 2014-08-05 10:06:05 -06:00
Gregory Nutt
bb29ba0a00 Costmetic changes 2014-08-05 10:03:29 -06:00
Gregory Nutt
f287d0f9ca PCM decoder: Correct the end of audio stream handling. It was not being detected before so that logic was not examining the WAV header in the first buffer of the next audio file 2014-08-02 14:27:12 -06:00
Gregory Nutt
1130fbc6d1 Audio: More debug outpu 2014-07-31 15:00:12 -06:00
Gregory Nutt
5e9a388ebd PCM decoder: Fix a logic error in a DEBUG assertion 2014-07-28 12:45:22 -06:00
Gregory Nutt
1da856cca9 PCM: Forget to increment pointers in one part of sub-sampling 2014-07-27 21:47:25 -06:00
Gregory Nutt
ab26d97d74 PCM: Major simplification of the sub-sampling design. Now need no extra buffers because sub-sampling is done in place 2014-07-27 21:42:10 -06:00
Gregory Nutt
2efb594f50 PCM: remove partial sample buffer. Not needed 2014-07-27 21:00:19 -06:00
Gregory Nutt
38c095bd17 NxPlayer needs to set curbyte field to zero before enqueuing a buffer. Otherwise, it looks like beginning of the buffer has already been consumed 2014-07-27 19:49:01 -06:00
Gregory Nutt
f235f95e52 Misc bugfixes while integrating fast forward by sub-sampling 2014-07-27 19:32:07 -06:00
Gregory Nutt
c9f15ffd3d PCM: First cut at fast forward by subsampling 2014-07-27 18:33:17 -06:00
Gregory Nutt
4e3de441af PCM Decoder: Add missing audio callback forwarding logic 2014-07-25 10:07:32 -06:00
Gregory Nutt
22f8503d0a Convert ac_format and ac_controls to unions to make access a little cleaner 2014-07-24 10:21:04 -06:00
Gregory Nutt
dba43a9c75 Audio: Get rid of the decoder->driver IOCTLs that I added a couple of commits back; Use existing configure method 2014-07-24 09:56:39 -06:00
Gregory Nutt
ca779ece55 Audio: Add hooks for fast-forward and rewind needed by CMediaPlayer; add hooks for equalizer settings needed by the WM8904 2014-07-24 08:28:10 -06:00
Gregory Nutt
72133f5d95 Add ioctls so that PCM decoder can configure the driver bitrate, num channels, and sample width 2014-07-23 12:21:04 -06:00
Gregory Nutt
516b343666 Flesh out missing PCM decoder methods 2014-07-23 11:58:43 -06:00
Gregory Nutt
cfa76b5278 Flesh out a few more PCM methods, still incomplete. Re-vision PCM structure definition 2014-07-22 19:23:05 -06:00
Gregory Nutt
d7a9633dcd Rename pcm_decode.h to pcm.h since it will hold more than just decoding definitions. Fix some porting errors like idbg should auddbg, etc. Add wav file header and a few low-level wav utilities. 2014-07-22 15:54:56 -06:00
Gregory Nutt
a4dcd690bb Add new framework for the PCM decoder. It is now a 'front end' for lower-level drivers like the WM8904 that performs the PCM decoding from end 2014-07-22 11:54:13 -06:00
Gregory Nutt
b656602055 More changes to reduce complaints from CppCheck. Some latent bugs fixes, but probably some new typos introduced 2014-02-10 19:11:56 -06:00
Gregory Nutt
8b73558ad7 Moved audio/buffer.c to libc/audio/lib_buffer.c so that it can be shared betweent he OS and applications in a kernel build 2013-11-10 11:20:06 -06:00
Gregory Nutt
8048001c5e Updated audio subsystem from Ken Pettit 2013-10-27 07:44:53 -06:00
Gregory Nutt
afa905fc15 Audio subystem update from Ken Pettit. Plus moved some header files 2013-05-21 13:13:05 -06:00
Gregory Nutt
5b86207177 Add audio/ sub-syste, include/nuttx/audio.h interface, and drivers/audio/vs1053.c driver to NuttX. From Ken Pettit 2013-05-19 15:12:28 -06:00