mirror of https://github.com/arendst/Tasmota.git
I2S changes for Core 3 (#21291)
* i2s fixes and refactoring * DMA setting added, more refactoring
This commit is contained in:
Christian Baars
GitHub
parent
5cc5e5ef45
commit
b3c075c666
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@ -53,7 +53,7 @@ enum : int8_t {
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};
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#define I2S_SLOTS 2
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#define AUDIO_SETTINGS_VERSION 1
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#define AUDIO_SETTINGS_VERSION 2
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typedef struct{
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struct{
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@ -75,7 +75,7 @@ typedef struct{
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uint32_t sample_rate = 16000; // B00-03
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uint8_t gain = 10; // B04 - was `volume`
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uint8_t mode = I2S_MODE_STD; // B05 - I2S mode standard, PDM, TDM, DAC
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uint8_t slot_mask = I2S_SLOT_NOCHANGE;// B06 - slot mask
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uint8_t slot_mask = BIT(0) | BIT(1); // B06 - slot mask - both slots aka stereo by default
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uint8_t slot_config = I2S_SLOT_MSB;// B07 - slot configuration MSB = 0, PCM = 1, PHILIPS = 2
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uint8_t channels = 2; // B08 - mono/stereo - 1 is added for both
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bool apll = 1; // B09 - will be ignored on unsupported SOC's
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@ -83,11 +83,11 @@ typedef struct{
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uint8_t spare[5]; // B0B-0F
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} tx;
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struct {
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uint32_t sample_rate = 16000; // B00-03
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uint32_t sample_rate = 32000; // B00-03 - 32000 is compatible with MP3 encoding
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uint16_t gain = 30 * 16; // B04-05 - in Q12.4
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uint8_t mode = I2S_MODE_PDM; // B06 - I2S mode standard, PDM, TDM, DAC
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uint8_t slot_mask = I2S_SLOT_NOCHANGE;// B07 - slot mask
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uint8_t slot_config = I2S_SLOT_MSB;// B08 - slot configuration MSB = 0, PCM = 1, PHILIPS = 2
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uint8_t slot_mask = BIT(0); // B07 - slot mask = left/right/both depended on mode, so BIT(0) maybe left or right
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uint8_t slot_bit_width = I2S_SLOT_BIT_WIDTH_32BIT; // B08 - auto equals data_bit_width - can differ from bits per sample e.g. INMP441
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uint8_t channels = 1; // B09 - mono/stereo - 1 is added for both
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// filters
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uint16_t dc_filter_alpha = 0b0111111011111111; // B0A-B0B - DC_block filter = (1-2^(-7)) Q32:1.31, or `0` if disabled
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@ -99,11 +99,19 @@ typedef struct{
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// alpha = (b) 0.100010100110111 = 0x4537
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uint16_t lowpass_alpha = 0b0100010100110111; // B0C-B0D - lowpass filter = 3000Hz for 16000Hz sample rate
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bool apll = 1; // B0E - will be ignored on unsupported SOC's
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uint8_t spare[1]; // B0F
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uint8_t ws_width = 32; // B0F - WS signal width - can differ from bits per sample - default 32 bits for INMP441
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bool ws_pol = false; // B10 - WS signal polarity
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bool bit_shift = true; // B11 - enable bit shift in Philips mode
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bool left_align = true; // B12 - left alignment
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bool big_endian = false; // B13 - big endian
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bool bit_order_lsb = false; // B14 - lsb first
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uint16_t dma_frame_num = 512; // B015/16 - DMA buffer size in samples, 512 should be okay up to ~32000 bps
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uint8_t dma_desc_num = 3; // B17 - number of DMA buffers, maybe increased with smaller buffers
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uint8_t spare[3]; // B018-20 - padding
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} rx;
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} tI2SSettings;
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static_assert(sizeof(tI2SSettings) == 48, "tI2SSettings Size is not correct");
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static_assert(sizeof(tI2SSettings) == 60, "tI2SSettings Size is not correct");
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typedef union {
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uint8_t data;
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@ -120,7 +128,7 @@ class TasmotaI2S;
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struct AUDIO_I2S_t {
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tI2SSettings *Settings;
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i2s_chan_handle_t rx_handle = nullptr;
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// i2s_chan_handle_t rx_handle = nullptr;
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TasmotaI2S *out = nullptr; // instance used for I2S output, or `nullptr` if none
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TasmotaI2S *in = nullptr; // instance used for I2S input, or `nullptr` if none (it can be the same as `out` in case of full duplex)
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} audio_i2s;
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@ -103,11 +103,10 @@ public:
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void setPinout(int32_t bclk, int32_t ws, int32_t dout, int32_t mclk, int32_t din,
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bool mclk_inv = false, bool bclk_inv = false, bool ws_inv = false, bool apll = false);
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void setSlotConfig(i2s_port_t i2s_port, uint8_t tx_slot_config, uint8_t rx_slot_config,
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void setSlotConfig(i2s_port_t i2s_port, uint8_t tx_slot_config,
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uint8_t tx_slot_mask, uint8_t rx_slot_mask) {
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_i2s_port = i2s_port;
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_tx_slot_config = tx_slot_config;
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_rx_slot_config = rx_slot_config;
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}
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void setRxFreq(uint16_t freq) { _rx_freq = freq; }
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@ -237,7 +236,7 @@ protected:
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// TX
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bool _tx_configured = false; // true = configured, false = not configured
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uint8_t _tx_mode = I2S_MODE_STD; // I2S_MODE_STD / I2S_MODE_PDM / I2S_MODE_TDM / I2S_MODE_DAC
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uint8_t _tx_slot_mask = I2S_SLOT_NOCHANGE;
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uint8_t _tx_slot_mask = BIT(0)|BIT(1);// default stereo
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bool _tx_running = false; // true = enabled, false = disabled
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uint8_t _tx_channels = 2; // number of channels, 1 = mono, 2 = stereo -- `channels`
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i2s_chan_handle_t _tx_handle = nullptr; // I2S channel handle, automatically computed
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@ -247,12 +246,12 @@ protected:
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// RX
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bool _rx_configured = false; // true = configured, false = not configured
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uint8_t _rx_mode = I2S_MODE_STD; // I2S_MODE_STD / I2S_MODE_PDM / I2S_MODE_TDM / I2S_MODE_DAC
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uint8_t _rx_slot_mask = I2S_SLOT_NOCHANGE;
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uint8_t _rx_slot_mask = BIT(0); // default mono: for PDM right, for standard left
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bool _rx_running = false; // true = enabled, false = disabled
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uint8_t _rx_channels = 2; // number of channels, 1 = mono, 2 = stereo
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i2s_chan_handle_t _rx_handle = nullptr; // I2S channel handle, automatically computed
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uint8_t _rx_slot_config = I2S_SLOT_MSB;// I2S slot configuration
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uint16_t _rx_freq = 16000; // I2S Rx sampling frequency in Hz
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// uint8_t _rx_slot_config; // I2S slot configuration
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uint16_t _rx_freq = 32000; // I2S Rx sampling frequency in Hz - default 32 kHz to prevent problems with Shine Encoder
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uint8_t _rx_bps = 16; // bits per sample, 16 or 8
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uint16_t _rx_gain = 0x10; // Microphone gain in Q12.4 format (0x10 = 1.0)
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@ -539,7 +538,7 @@ bool TasmotaI2S::startI2SChannel(bool tx, bool rx) {
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} else if (_tx_slot_config == I2S_SLOT_PHILIPS) { // PHILIPS
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tx_std_cfg.slot_cfg = I2S_STD_PHILIPS_SLOT_DEFAULT_CONFIG(tx_data_bit_width, tx_slot_mode);
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}
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if (_tx_slot_mask != I2S_SLOT_NOCHANGE) { tx_std_cfg.slot_cfg.slot_mask = (i2s_std_slot_mask_t)_tx_slot_mask; }
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tx_std_cfg.slot_cfg.slot_mask = (i2s_std_slot_mask_t)_tx_slot_mask;
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#if SOC_I2S_SUPPORTS_APLL
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if (_apll) { tx_std_cfg.clk_cfg.clk_src = I2S_CLK_SRC_APLL; }
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#endif // SOC_I2S_SUPPORTS_APLL
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@ -590,9 +589,9 @@ bool TasmotaI2S::startI2SChannel(bool tx, bool rx) {
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i2s_chan_config_t rx_chan_cfg = I2S_CHANNEL_DEFAULT_CONFIG(_i2s_port, I2S_ROLE_MASTER);
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i2s_data_bit_width_t rx_data_bit_width = (_rx_bps == 8) ? I2S_DATA_BIT_WIDTH_8BIT : I2S_DATA_BIT_WIDTH_16BIT;
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// change to 3 buffers of 512 samples
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rx_chan_cfg.dma_desc_num = 3;
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rx_chan_cfg.dma_frame_num = 512;
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// defaults to 3 buffers of 512 samples
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rx_chan_cfg.dma_desc_num = audio_i2s.Settings->rx.dma_desc_num;
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rx_chan_cfg.dma_frame_num = audio_i2s.Settings->rx.dma_frame_num;
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AddLog(LOG_LEVEL_DEBUG, "I2S: rx_chan_cfg id:%i role:%i dma_desc_num:%i dma_frame_num:%i auto_clear:%i",
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rx_chan_cfg.id, rx_chan_cfg.role, rx_chan_cfg.dma_desc_num, rx_chan_cfg.dma_frame_num, rx_chan_cfg.auto_clear);
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@ -615,7 +614,7 @@ bool TasmotaI2S::startI2SChannel(bool tx, bool rx) {
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},
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},
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};
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if (_rx_slot_mask != I2S_SLOT_NOCHANGE) { rx_pdm_cfg.slot_cfg.slot_mask = (i2s_pdm_slot_mask_t)_rx_slot_mask; }
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rx_pdm_cfg.slot_cfg.slot_mask = (i2s_pdm_slot_mask_t)_rx_slot_mask;
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// AddLog(LOG_LEVEL_DEBUG, "I2S: rx_pdm_cfg clk_cfg sample_rate_hz:%i clk_src:%i mclk_multiple:%i dn_sample_mode:%i",
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// rx_pdm_cfg.clk_cfg.sample_rate_hz, rx_pdm_cfg.clk_cfg.clk_src, rx_pdm_cfg.clk_cfg.mclk_multiple, rx_pdm_cfg.clk_cfg.dn_sample_mode);
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@ -638,9 +637,25 @@ bool TasmotaI2S::startI2SChannel(bool tx, bool rx) {
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#endif // SOC_I2S_SUPPORTS_PDM_RX
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case I2S_MODE_STD:
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{
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i2s_std_slot_config_t _slot_cfg = {
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.data_bit_width = (i2s_data_bit_width_t)bps,
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.slot_bit_width = (i2s_slot_bit_width_t)audio_i2s.Settings->rx.slot_bit_width,
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.slot_mode = (i2s_slot_mode_t)channels,
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.slot_mask = (i2s_std_slot_mask_t)audio_i2s.Settings->rx.slot_mask,
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.ws_width = audio_i2s.Settings->rx.ws_width,
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.ws_pol = audio_i2s.Settings->rx.ws_pol,
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.bit_shift = audio_i2s.Settings->rx.bit_shift,
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#if SOC_I2S_HW_VERSION_1 // For esp32/esp32-s2
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.msb_right = audio_i2s.Settings->rx.bit_order_lsb, // Placeholder for now!!
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#else
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.left_align = audio_i2s.Settings->rx.left_align,
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.big_endian = audio_i2s.Settings->rx.big_endian,
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.bit_order_lsb = audio_i2s.Settings->rx.bit_order_lsb,
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#endif
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};
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i2s_std_config_t rx_std_cfg = {
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.clk_cfg = I2S_STD_CLK_DEFAULT_CONFIG(_rx_freq),
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.slot_cfg = I2S_STD_MSB_SLOT_DEFAULT_CONFIG(rx_data_bit_width, rx_slot_mode),
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.slot_cfg = _slot_cfg,
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.gpio_cfg = {
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.mclk = (gpio_num_t)Pin(GPIO_I2S_MCLK),
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.bclk = (gpio_num_t)Pin(GPIO_I2S_BCLK),
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@ -654,11 +669,10 @@ bool TasmotaI2S::startI2SChannel(bool tx, bool rx) {
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},
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},
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};
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if (_rx_slot_mask != I2S_SLOT_NOCHANGE) { rx_std_cfg.slot_cfg.slot_mask = (i2s_std_slot_mask_t)_rx_slot_mask; }
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err = i2s_channel_init_std_mode(_rx_handle, &rx_std_cfg);
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AddLog(LOG_LEVEL_DEBUG, "I2S: RX i2s_channel_init_std_mode err:%i", err);
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AddLog(LOG_LEVEL_DEBUG, "I2S: RX channel in standard mode with 16 bit width on %i channel(s) initialized", rx_slot_mode);
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AddLog(LOG_LEVEL_DEBUG, "I2S: RX i2s_channel_init_std_mode with err:%i", err);
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AddLog(LOG_LEVEL_DEBUG, "I2S: RX channel in standard mode with %u bit width on %i channel(s) initialized", bps, rx_slot_mode);
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if (err) {
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_rx_handle = nullptr;
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return false;
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@ -227,11 +227,19 @@ void CmndI2SConfig(void) {
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// cfg->rx.gain = rx.getUInt(PSTR("Gain"), cfg->rx.gain);
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cfg->rx.mode = rx.getUInt(PSTR("Mode"), cfg->rx.mode);
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cfg->rx.slot_mask = rx.getUInt(PSTR("SlotMask"), cfg->rx.slot_mask);
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cfg->rx.slot_config = rx.getUInt(PSTR("SlotConfig"), cfg->rx.slot_config);
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cfg->rx.slot_bit_width = rx.getUInt(PSTR("SlotWidth"), cfg->rx.slot_bit_width);
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cfg->rx.channels = rx.getUInt(PSTR("Channels"), cfg->rx.channels);
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cfg->rx.dc_filter_alpha = rx.getUInt(PSTR("DCFilterAlpha"), cfg->rx.dc_filter_alpha);
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cfg->rx.lowpass_alpha = rx.getUInt(PSTR("LowpassAlpha"), cfg->rx.lowpass_alpha);
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cfg->rx.apll = rx.getUInt(PSTR("APLL"), cfg->rx.apll);
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cfg->rx.ws_width = rx.getUInt(PSTR("WsWidth"), cfg->rx.ws_width);
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cfg->rx.ws_pol = rx.getUInt(PSTR("WsPol"), cfg->rx.ws_pol);
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cfg->rx.bit_shift = rx.getUInt(PSTR("BitShift"), cfg->rx.bit_shift);
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cfg->rx.left_align = rx.getUInt(PSTR("LeftAlign"), cfg->rx.left_align);
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cfg->rx.big_endian = rx.getUInt(PSTR("BigEndian"), cfg->rx.big_endian);
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cfg->rx.bit_order_lsb = rx.getUInt(PSTR("LsbOrder"), cfg->rx.bit_order_lsb);
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cfg->rx.dma_frame_num = rx.getUInt(PSTR("DMAFrame"), cfg->rx.dma_frame_num);
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cfg->rx.dma_desc_num = rx.getUInt(PSTR("DMADesc"), cfg->rx.dma_desc_num);
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}
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I2SSettingsSave(AUDIO_CONFIG_FILENAME);
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}
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@ -268,11 +276,19 @@ void CmndI2SConfig(void) {
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// "\"Gain\":%d,"
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"\"Mode\":%d,"
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"\"SlotMask\":%d,"
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"\"SlotConfig\":%d,"
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"\"SlotWidth\":%d,"
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"\"Channels\":%d,"
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"\"DCFilterAlpha\":%d,"
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"\"LowpassAlpha\":%d,"
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"\"APLL\":%d"
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"\"APLL\":%d,"
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"\"WsWidth\":%d,"
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"\"WsPol\":%d,"
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"\"BitShift\":%d,"
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"\"LeftAlign\":%d,"
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"\"BigEndian\":%d,"
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"\"LsbOrder\":%d,"
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"\"DMAFrame\":%d,"
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"\"DMADesc\":%d"
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"}}}",
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cfg->sys.version,
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cfg->sys.duplex,
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@ -300,11 +316,19 @@ void CmndI2SConfig(void) {
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// cfg->rx.gain,
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cfg->rx.mode,
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cfg->rx.slot_mask,
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cfg->rx.slot_config,
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cfg->rx.slot_bit_width,
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cfg->rx.channels,
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cfg->rx.dc_filter_alpha,
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cfg->rx.lowpass_alpha,
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cfg->rx.apll
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cfg->rx.apll,
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cfg->rx.ws_width,
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cfg->rx.ws_pol,
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cfg->rx.bit_shift,
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cfg->rx.left_align,
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cfg->rx.big_endian,
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cfg->rx.bit_order_lsb,
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cfg->rx.dma_frame_num,
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cfg->rx.dma_desc_num
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);
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}
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/*********************************************************************************************\
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@ -325,6 +349,7 @@ void I2sMicTask(void *arg){
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uint16_t bwritten;
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uint32_t ctime;
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uint32_t gain = audio_i2s.Settings->rx.gain;
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uint32_t timeForOneRead;
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if (!audio_i2s_mp3.use_stream) {
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mp3_out = ufsp->open(audio_i2s_mp3.mic_path, "w");
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@ -354,7 +379,7 @@ void I2sMicTask(void *arg){
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} else {
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config.mpeg.mode = STEREO;
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}
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config.mpeg.bitr = 128;
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// config.mpeg.bitr = 128; - this is default anyway, but maybe we want to make it a variable in the future
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config.wave.samplerate = audio_i2s.Settings->rx.sample_rate;
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config.wave.channels = (channels)(audio_i2s.Settings->rx.channels);
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@ -379,16 +404,25 @@ void I2sMicTask(void *arg){
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}
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ctime = TasmotaGlobal.uptime;
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timeForOneRead = 1000 / ((audio_i2s.Settings->rx.sample_rate / samples_per_pass));
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timeForOneRead -= 1; // be very in time
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AddLog(LOG_LEVEL_DEBUG, PSTR("I2S: samples %u, bytesize %u, time: %u"),samples_per_pass, bytesize, timeForOneRead);
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while (!audio_i2s_mp3.mic_stop) {
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TickType_t xLastWakeTime = xTaskGetTickCount();
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size_t bytes_read;
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i2s_channel_read(audio_i2s.rx_handle, (void*)buffer, bytesize, &bytes_read, (100 / portTICK_PERIOD_MS));
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// bytes_read = audio_i2s.in->readMic((uint8_t*)buffer, bytesize, true /*dc_block*/, false /*apply_gain*/, true /*lowpass*/, nullptr /*peak_ptr*/);
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i2s_channel_read(audio_i2s.in->getRxHandle(), (void*)buffer, bytesize, &bytes_read, pdMS_TO_TICKS(3));
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if(bytes_read < bytesize) AddLog(LOG_LEVEL_DEBUG, PSTR("!! %u, %u"), bytes_read, bytesize);
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if (gain > 1) {
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// set gain
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// set gain the "old way"
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int16_t _gain = gain / 16;
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for (uint32_t cnt = 0; cnt < bytes_read / 2; cnt++) {
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buffer[cnt] *= gain;
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buffer[cnt] *= _gain;
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}
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}
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ucp = shine_encode_buffer_interleaved(s, buffer, &written);
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@ -406,6 +440,8 @@ void I2sMicTask(void *arg){
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}
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}
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audio_i2s_mp3.recdur = TasmotaGlobal.uptime - ctime;
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vTaskDelayUntil( &xLastWakeTime, pdMS_TO_TICKS(timeForOneRead));
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}
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ucp = shine_flush(s, &written);
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@ -433,7 +469,7 @@ exit:
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audio_i2s_mp3.client.stop();
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}
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audio_i2s.out->stopRx();
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audio_i2s.in->stopRx();
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audio_i2s_mp3.mic_stop = 0;
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audio_i2s_mp3.mic_error = error;
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AddLog(LOG_LEVEL_INFO, PSTR("mp3task result code: %d"), error);
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@ -453,13 +489,10 @@ int32_t I2sRecordShine(char *path) {
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strlcpy(audio_i2s_mp3.mic_path, path, sizeof(audio_i2s_mp3.mic_path));
|
||||
audio_i2s_mp3.mic_stop = 0;
|
||||
uint32_t stack = 4096;
|
||||
uint32_t stack = 8000;
|
||||
audio_i2s_mp3.use_stream = !strcmp(audio_i2s_mp3.mic_path, "stream.mp3");
|
||||
|
||||
if (audio_i2s_mp3.use_stream) {
|
||||
stack = 8000;
|
||||
}
|
||||
audio_i2s.out->startRx();
|
||||
audio_i2s.in->startRx();
|
||||
|
||||
err = xTaskCreatePinnedToCore(I2sMicTask, "MIC", stack, NULL, 3, &audio_i2s_mp3.mic_task_handle, 1);
|
||||
|
||||
|
|
@ -507,9 +540,9 @@ void I2SSettingsLoad(const char * config_filename, bool erase) {
|
|||
else if (TfsLoadFile(config_filename, (uint8_t*)audio_i2s.Settings, sizeof(tI2SSettings))) {
|
||||
AddLog(LOG_LEVEL_INFO, "I2S: config loaded from file '%s'", config_filename);
|
||||
if ((audio_i2s.Settings->sys.version == 0) || (audio_i2s.Settings->sys.version > AUDIO_SETTINGS_VERSION)) {
|
||||
AddLog(LOG_LEVEL_DEBUG, "I2S: unsupported configuration version %u, use defaults", audio_i2s.Settings->sys.version);
|
||||
delete audio_i2s.Settings;
|
||||
audio_i2s.Settings = new tI2SSettings();
|
||||
AddLog(LOG_LEVEL_DEBUG, "I2S: unsuppoted configuration version, use defaults");
|
||||
I2SSettingsSave(config_filename);
|
||||
}
|
||||
}
|
||||
|
|
@ -671,7 +704,7 @@ void I2sInit(void) {
|
|||
i2s->setPinout(bclk, ws, dout, mclk, din,
|
||||
audio_i2s.Settings->sys.mclk_inv[0], audio_i2s.Settings->sys.bclk_inv[0],
|
||||
audio_i2s.Settings->sys.ws_inv[0], audio_i2s.Settings->tx.apll);
|
||||
i2s->setSlotConfig((i2s_port_t)port, audio_i2s.Settings->tx.slot_config, audio_i2s.Settings->rx.slot_config,
|
||||
i2s->setSlotConfig((i2s_port_t)port, audio_i2s.Settings->tx.slot_config,
|
||||
audio_i2s.Settings->tx.slot_mask, audio_i2s.Settings->rx.slot_mask);
|
||||
if (tx) {
|
||||
i2s->setTxMode(audio_i2s.Settings->tx.mode);
|
||||
|
|
@ -1063,8 +1096,8 @@ bool Xdrv42(uint32_t function) {
|
|||
break;
|
||||
case FUNC_WEB_ADD_HANDLER:
|
||||
#if defined(USE_SHINE) && defined(MP3_MIC_STREAM)
|
||||
audio_i2s.Settings->tx.stream_enable = 1;
|
||||
I2sMp3Init(1);
|
||||
// audio_i2s.Settings->tx.stream_enable = 1;
|
||||
// I2sMp3Init(1);
|
||||
#endif
|
||||
#if defined(I2S_BRIDGE)
|
||||
I2SBridgeInit();
|
||||
|
|
|
|||
|
|
@ -26,10 +26,6 @@
|
|||
|
||||
|
||||
void Stream_mp3(void) {
|
||||
if (!audio_i2s.Settings->tx.stream_enable) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (audio_i2s_mp3.stream_active) {
|
||||
return;
|
||||
}
|
||||
|
|
@ -37,7 +33,8 @@ void Stream_mp3(void) {
|
|||
audio_i2s_mp3.stream_active = 1;
|
||||
audio_i2s_mp3.client = audio_i2s_mp3.MP3Server->client();
|
||||
AddLog(LOG_LEVEL_INFO, PSTR("I2S: Create client"));
|
||||
i2s_record_shine((char*)"stream.mp3");
|
||||
// i2s_record_shine((char*)"stream.mp3");
|
||||
I2sRecordShine((char*)"stream.mp3");
|
||||
}
|
||||
|
||||
void I2sMp3Loop(void) {
|
||||
|
|
@ -60,6 +57,7 @@ void I2sMp3Init(uint32_t on) {
|
|||
audio_i2s_mp3.MP3Server->stop();
|
||||
delete audio_i2s_mp3.MP3Server;
|
||||
audio_i2s_mp3.MP3Server = nullptr;
|
||||
audio_i2s_mp3.mic_stop = 1;
|
||||
AddLog(LOG_LEVEL_INFO, PSTR("MP3: server deleted"));
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue