mirror of https://github.com/arendst/Tasmota.git
83 lines
2.5 KiB
Markdown
83 lines
2.5 KiB
Markdown
The current library needs two fixes solving the deprecated ``i2s_write_bytes`` function.
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In file AudioOutputI2S.cpp:
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bool AudioOutputI2S::ConsumeSample(int16_t sample[2])
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{
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//return if we haven't called ::begin yet
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if (!i2sOn)
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return false;
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int16_t ms[2];
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ms[0] = sample[0];
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ms[1] = sample[1];
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MakeSampleStereo16( ms );
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if (this->mono) {
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// Average the two samples and overwrite
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int32_t ttl = ms[LEFTCHANNEL] + ms[RIGHTCHANNEL];
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ms[LEFTCHANNEL] = ms[RIGHTCHANNEL] = (ttl>>1) & 0xffff;
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}
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#ifdef ESP32
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uint32_t s32;
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if (output_mode == INTERNAL_DAC)
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{
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int16_t l = Amplify(ms[LEFTCHANNEL]) + 0x8000;
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int16_t r = Amplify(ms[RIGHTCHANNEL]) + 0x8000;
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s32 = (r << 16) | (l & 0xffff);
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}
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else
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{
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s32 = ((Amplify(ms[RIGHTCHANNEL])) << 16) | (Amplify(ms[LEFTCHANNEL]) & 0xffff);
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}
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// Deprecated. Use i2s_write
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// return i2s_write_bytes((i2s_port_t)portNo, (const char *)&s32, sizeof(uint32_t), 0);
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size_t bytes_written;
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i2s_write((i2s_port_t)portNo, (const char*)&s32, sizeof(uint32_t), &bytes_written, 0);
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return bytes_written;
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#elif defined(ESP8266)
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uint32_t s32 = ((Amplify(ms[RIGHTCHANNEL])) << 16) | (Amplify(ms[LEFTCHANNEL]) & 0xffff);
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return i2s_write_sample_nb(s32); // If we can't store it, return false. OTW true
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#elif defined(ARDUINO_ARCH_RP2040)
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return !!I2S.write((void*)ms, 4);
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#endif
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}
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In file AudioOutputI2SNoDac.cpp:
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bool AudioOutputI2SNoDAC::ConsumeSample(int16_t sample[2])
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{
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int16_t ms[2];
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ms[0] = sample[0];
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ms[1] = sample[1];
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MakeSampleStereo16( ms );
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// Make delta-sigma filled buffer
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uint32_t dsBuff[8];
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DeltaSigma(ms, dsBuff);
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// Either send complete pulse stream or nothing
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#ifdef ESP32
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// Deprecated. Use i2s_write
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// if (!i2s_write_bytes((i2s_port_t)portNo, (const char *)dsBuff, sizeof(uint32_t) * (oversample/32), 0))
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size_t bytes_written;
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i2s_write((i2s_port_t)portNo, (const char *)dsBuff, sizeof(uint32_t) * (oversample/32), &bytes_written, 0);
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if (!bytes_written)
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return false;
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#elif defined(ESP8266)
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if (!i2s_write_sample_nb(dsBuff[0])) return false; // No room at the inn
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// At this point we've sent in first of possibly 8 32-bits, need to send
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// remaining ones even if they block.
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for (int i = 32; i < oversample; i+=32)
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i2s_write_sample( dsBuff[i / 32]);
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#elif defined(ARDUINO_ARCH_RP2040)
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int16_t *p = (int16_t *) dsBuff;
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for (int i = 0; i < oversample / 16; i++) {
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I2S.write(*(p++));
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}
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#endif
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return true;
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}
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