Mirror/squeezelite-esp32
1
0
Fork 0
mirror of https://github.com/sle118/squeezelite-esp32.git synced 2025-12-07 03:57:07 +03:00
Code Issues Packages Projects Releases Wiki Activity

made vucp static

Browse Source
This commit is contained in:
UrbanLienert
2023-09-22 08:06:23 +02:00
parent b85cf98cdf
commit f409a9ee28
1 changed files with 14 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
components/squeezelite/output_i2s.c
View File

@@ -93,6 +93,9 @@ static void (*pseudo_idle_chain)(uint32_t now);
#define CONFIG_AMP_GPIO_LEVEL 1 #define CONFIG_AMP_GPIO_LEVEL 1
#endif #endif
#define VUCP24 (0xCC)
#define VUCP24I (0x32)
extern struct outputstate output; extern struct outputstate output;
extern struct buffer *streambuf; extern struct buffer *streambuf;
extern struct buffer *outputbuf; extern struct buffer *outputbuf;
@@ -115,6 +118,7 @@ static struct {
bool enabled; bool enabled;
u8_t *buf; u8_t *buf;
size_t count; size_t count;
u8_t vucp;
} spdif; } spdif;
static size_t dma_buf_frames; static size_t dma_buf_frames;
static TaskHandle_t output_i2s_task; static TaskHandle_t output_i2s_task;
@@ -130,7 +134,7 @@ static int _i2s_write_frames(frames_t out_frames, bool silence, s32_t gainL, s32
static void output_thread_i2s(void *arg); static void output_thread_i2s(void *arg);
static void i2s_stats(uint32_t now); static void i2s_stats(uint32_t now);
static void spdif_convert(ISAMPLE_T *src, size_t frames, u32_t *dst, size_t *count); static void spdif_convert(ISAMPLE_T *src, size_t frames, u32_t *dst, size_t *count, u8_t *vucp);
static void (*jack_handler_chain)(bool inserted); static void (*jack_handler_chain)(bool inserted);
#define I2C_PORT 0 #define I2C_PORT 0
@@ -542,6 +546,7 @@ static void output_thread_i2s(void *arg) {
i2s_stop(CONFIG_I2S_NUM); i2s_stop(CONFIG_I2S_NUM);
adac->power(ADAC_STANDBY); adac->power(ADAC_STANDBY);
spdif.count = 0; spdif.count = 0;
spdif.vucp = VUCP24;
} }
usleep(100000); usleep(100000);
continue; continue;
@@ -617,7 +622,7 @@ static void output_thread_i2s(void *arg) {
// need IRAM for speed but can't allocate a FRAME_BLOCK * 16, so process by smaller chunks // need IRAM for speed but can't allocate a FRAME_BLOCK * 16, so process by smaller chunks
while (count < oframes) { while (count < oframes) {
size_t chunk = min(SPDIF_BLOCK, oframes - count); size_t chunk = min(SPDIF_BLOCK, oframes - count);
spdif_convert((ISAMPLE_T*) obuf + count * 2, chunk, (u32_t*) spdif.buf, &spdif.count); spdif_convert((ISAMPLE_T*) obuf + count * 2, chunk, (u32_t*) spdif.buf, &spdif.count, &spdif.vucp);
i2s_write(CONFIG_I2S_NUM, spdif.buf, chunk * 16, &obytes, portMAX_DELAY); i2s_write(CONFIG_I2S_NUM, spdif.buf, chunk * 16, &obytes, portMAX_DELAY);
bytes += obytes / (16 / BYTES_PER_FRAME); bytes += obytes / (16 / BYTES_PER_FRAME);
count += chunk; count += chunk;
@@ -687,11 +692,6 @@ static void i2s_stats(uint32_t now) {
#define PREAMBLE_M (0xE2) //11100010 #define PREAMBLE_M (0xE2) //11100010
#define PREAMBLE_W (0xE4) //11100100 #define PREAMBLE_W (0xE4) //11100100
#define VUCP24 (0xCC)
#define VUCP24I (0x32)
u8_t vucp = VUCP24;
static const u16_t spdif_bmclookup[256] = { static const u16_t spdif_bmclookup[256] = {
0xcccc, 0xb333, 0xd333, 0xaccc, 0xcb33, 0xb4cc, 0xd4cc, 0xab33, 0xcccc, 0xb333, 0xd333, 0xaccc, 0xcb33, 0xb4cc, 0xd4cc, 0xab33,
0xcd33, 0xb2cc, 0xd2cc, 0xad33, 0xcacc, 0xb533, 0xd533, 0xaacc, 0xcd33, 0xb2cc, 0xd2cc, 0xad33, 0xcacc, 0xb533, 0xd533, 0xaacc,
@@ -740,10 +740,12 @@ static const u16_t spdif_bmclookup[256] = {
The I2S interface must output first the B/M/W preamble which means that second The I2S interface must output first the B/M/W preamble which means that second
32 bits words must be first and so must be marked right channel. 32 bits words must be first and so must be marked right channel.
*/ */
static void IRAM_ATTR spdif_convert(ISAMPLE_T *src, size_t frames, u32_t *dst, size_t *count) { static void IRAM_ATTR spdif_convert(ISAMPLE_T *src, size_t frames, u32_t *dst, size_t *count, u8_t *vucp) {
register u16_t hi, lo, aux; register u16_t hi, lo;
register u8_t vu; #if BYTES_PER_FRAME == 8
vu = vucp; register u16_t aux;
#endif
register u8_t vu = *vucp;
size_t cnt = *count; size_t cnt = *count;
while (frames--) { while (frames--) {
@@ -801,7 +803,7 @@ static void IRAM_ATTR spdif_convert(ISAMPLE_T *src, size_t frames, u32_t *dst, s
} }
*count = cnt; *count = cnt;
vucp = vu; *vucp = vu;
} }