set default buffer sizes

This commit is contained in:
philippe44
2019-07-04 07:05:03 -07:00
parent 985fccb18d
commit ff216626fe
2 changed files with 7 additions and 0 deletions

View File

@@ -264,6 +264,8 @@ static void *output_thread_i2s() {
LOG_INFO("Restarting I2S.");
i2s_start(CONFIG_I2S_NUM);
}
// TODO: synchronize sample rate change when the block is at the DAC, not added to the DMA buffer
if (i2s_config.sample_rate != output.current_sample_rate) {
LOG_INFO("changing sampling rate %u to %u", i2s_config.sample_rate, output.current_sample_rate);
i2s_config.sample_rate = output.current_sample_rate;

View File

@@ -240,8 +240,13 @@
#endif // !LINKALL
// config options
#if !EMBEDDED
#define STREAMBUF_SIZE (2 * 1024 * 1024)
#define OUTPUTBUF_SIZE (44100 * 8 * 10)
#else
#define STREAMBUF_SIZE (480 * 1024)
#define OUTPUTBUF_SIZE (1450 * 1024)
#endif
#define OUTPUTBUF_SIZE_CROSSFADE (OUTPUTBUF_SIZE * 12 / 10)
#define MAX_HEADER 4096 // do not reduce as icy-meta max is 4080