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initial work on a wifi/http configuration module

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sle118
2019-08-29 06:49:21 -04:00
parent 7f97f621c4
commit 6e7793a756
63 changed files with 4066 additions and 396 deletions
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141
components/squeezelite/decode_bt.c Normal file
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/*
* Squeezelite for esp32
*
* (c) Sebastien 2019
* Philippe G. 2019, philippe_44@outlook.com
*
* 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
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "squeezelite.h"
#include "bt_app_sink.h"
#define LOCK_O mutex_lock(outputbuf->mutex)
#define UNLOCK_O mutex_unlock(outputbuf->mutex)
#define LOCK_D mutex_lock(decode.mutex);
#define UNLOCK_D mutex_unlock(decode.mutex);
extern struct outputstate output;
extern struct decodestate decode;
extern struct buffer *outputbuf;
// this is the only system-wide loglevel variable
extern log_level loglevel;
/****************************************************************************************
* BT sink data handler
*/
static void bt_sink_data_handler(const uint8_t *data, uint32_t len)
{
size_t bytes;
// would be better to lock decoder, but really, it does not matter
if (decode.state != DECODE_STOPPED) {
LOG_WARN("Cannot use BT sink while LMS is controlling player");
return;
}
// there will always be room at some point
while (len) {
LOCK_O;
bytes = min(len, _buf_cont_write(outputbuf));
#if BYTES_PER_FRAME == 4
memcpy(outputbuf->writep, data, bytes);
#else
{
s16_t *iptr = (s16_t*) data;
ISAMPLE_T *optr = (ISAMPLE_T*) outputbuf->writep;
size_t n = bytes / BYTES_PER_FRAME * 2;
while (n--) *optr++ = *iptr++ << 16;
}
#endif
_buf_inc_writep(outputbuf, bytes);
len -= bytes;
data += bytes;
UNLOCK_O;
// allow i2s to empty the buffer if needed
if (len) usleep(50000);
}
}
/****************************************************************************************
* BT sink command handler
*/
static void bt_sink_cmd_handler(bt_sink_cmd_t cmd, ...)
{
va_list args;
LOCK_D;
if (decode.state != DECODE_STOPPED) {
LOG_WARN("Cannot use BT sink while LMS is controlling player");
UNLOCK_D;
return;
}
va_start(args, cmd);
if (cmd != BT_SINK_VOLUME) LOCK_O;
switch(cmd) {
case BT_SINK_CONNECTED:
output.state = OUTPUT_STOPPED;
LOG_INFO("BT sink started");
break;
case BT_SINK_DISCONNECTED:
output.state = OUTPUT_OFF;
LOG_INFO("BT sink stopped");
break;
case BT_SINK_PLAY:
output.state = OUTPUT_EXTERNAL;
LOG_INFO("BT sink playing");
break;
case BT_SINK_PAUSE:
case BT_SINK_STOP:
output.state = OUTPUT_STOPPED;
LOG_INFO("BT sink stopped");
break;
case BT_SINK_RATE:
output.current_sample_rate = va_arg(args, u32_t);
LOG_INFO("Setting BT sample rate %u", output.current_sample_rate);
break;
case BT_SINK_VOLUME: {
u16_t volume = (u16_t) va_arg(args, u32_t);
volume *= 65536 / 128;
set_volume(volume, volume);
break;
}
}
if (cmd != BT_SINK_VOLUME) UNLOCK_O;
UNLOCK_D;
va_end(args);
}
/****************************************************************************************
* We provide the generic codec register option
*/
void register_other(void) {
#ifdef CONFIG_BT_SINK
if (!strcasestr(output.device, "BT ")) {
bt_sink_init(bt_sink_cmd_handler, bt_sink_data_handler);
LOG_INFO("Initializing BT sink");
} else {
LOG_WARN("Cannot be a BT sink and source");
}
#endif
}