mirror/miniaudio
1
0
Fork 0
mirror of https://github.com/mackron/miniaudio.git synced 2026-04-22 00:06:59 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add syntax highlighting to documentation.

Browse Source
This commit is contained in:
David Reid
2020-07-16 21:32:01 +10:00
parent aba471bbe9
commit ba57831c18
10 changed files with 469 additions and 469 deletions
Download Patch File Download Diff File Expand all files Collapse all files
docs/examples/simple_loopback.html
+30 -30
View File
@@ -259,75 +259,75 @@ used indirectly with PulseAudio by choosing the appropriate loopback device afte
To use loopback mode you just need to set the device type to ma_device_type_loopback and set the capture device config
properties. The output buffer in the callback will be null whereas the input buffer will be valid.</p>
<div style="font-family:monospace; border:solid 1px #003800; border-left:solid 0.5em #003800; margin:1em 0em;"><pre style="margin:0.5em 1em; padding:0; line-height:125%">
#define MINIAUDIO_IMPLEMENTATION
#include &quot;../miniaudio.h&quot;
<span style="color:#666666">#define</span> MINIAUDIO_IMPLEMENTATION
<span style="color:#666666">#include</span> <span style="color:#cc3300">&quot;../miniaudio.h&quot;</span>
#include &lt;stdlib.h&gt;
#include &lt;stdio.h&gt;
<span style="color:#666666">#include</span> <span style="color:#cc3300">&lt;stdlib.h&gt;</span>
<span style="color:#666666">#include</span> <span style="color:#cc3300">&lt;stdio.h&gt;</span>
void data_callback(ma_device* pDevice, void* pOutput, const void* pInput, ma_uint32 frameCount)
<span style="color:#0033ff">void</span> data_callback(<span style="color:#0099cc">ma_device</span>* pDevice, <span style="color:#0033ff">void</span>* pOutput, <span style="color:#0033ff">const</span> <span style="color:#0033ff">void</span>* pInput, <span style="color:#0099cc">ma_uint32</span> frameCount)
{
ma_encoder* pEncoder = (ma_encoder*)pDevice-&gt;pUserData;
<span style="color:#0099cc">ma_encoder</span>* pEncoder = (<span style="color:#0099cc">ma_encoder</span>*)pDevice-&gt;pUserData;
MA_ASSERT(pEncoder != NULL);
ma_encoder_write_pcm_frames(pEncoder, pInput, frameCount);
(void)pOutput;
(<span style="color:#0033ff">void</span>)pOutput;
}
int main(int argc, char** argv)
<span style="color:#0033ff">int</span> main(<span style="color:#0033ff">int</span> argc, <span style="color:#0033ff">char</span>** argv)
{
ma_result result;
ma_encoder_config encoderConfig;
ma_encoder encoder;
ma_device_config deviceConfig;
ma_device device;
<span style="color:#0099cc">ma_result</span> result;
<span style="color:#0099cc">ma_encoder_config</span> encoderConfig;
<span style="color:#0099cc">ma_encoder</span> encoder;
<span style="color:#0099cc">ma_device_config</span> deviceConfig;
<span style="color:#0099cc">ma_device</span> device;
/* Loopback mode is currently only supported on WASAPI. */
<span style="color:#009900">/* Loopback mode is currently only supported on WASAPI. */</span>
ma_backend backends[] = {
ma_backend_wasapi
};
if (argc &lt; 2) {
printf(&quot;No input file.\n&quot;);
return -1;
<span style="color:#0033ff">if</span> (argc &lt; 2) {
printf(<span style="color:#cc3300">&quot;No input file.\n&quot;</span>);
<span style="color:#0033ff">return</span> -1;
}
encoderConfig = ma_encoder_config_init(ma_resource_format_wav, ma_format_f32, 2, 44100);
if (ma_encoder_init_file(argv[1], &amp;encoderConfig, &amp;encoder) != MA_SUCCESS) {
printf(&quot;Failed to initialize output file.\n&quot;);
return -1;
<span style="color:#0033ff">if</span> (ma_encoder_init_file(argv[1], &amp;encoderConfig, &amp;encoder) != MA_SUCCESS) {
printf(<span style="color:#cc3300">&quot;Failed to initialize output file.\n&quot;</span>);
<span style="color:#0033ff">return</span> -1;
}
deviceConfig = ma_device_config_init(ma_device_type_loopback);
deviceConfig.capture.pDeviceID = NULL; /* Use default device for this example. Set this to the ID of a _playback_ device if you want to capture from a specific device. */
deviceConfig.capture.pDeviceID = NULL; <span style="color:#009900">/* Use default device for this example. Set this to the ID of a _playback_ device if you want to capture from a specific device. */</span>
deviceConfig.capture.format = encoder.config.format;
deviceConfig.capture.channels = encoder.config.channels;
deviceConfig.sampleRate = encoder.config.sampleRate;
deviceConfig.dataCallback = data_callback;
deviceConfig.pUserData = &amp;encoder;
result = ma_device_init_ex(backends, sizeof(backends)/sizeof(backends[0]), NULL, &amp;deviceConfig, &amp;device);
if (result != MA_SUCCESS) {
printf(&quot;Failed to initialize loopback device.\n&quot;);
return -2;
result = ma_device_init_ex(backends, <span style="color:#0033ff">sizeof</span>(backends)/<span style="color:#0033ff">sizeof</span>(backends[0]), NULL, &amp;deviceConfig, &amp;device);
<span style="color:#0033ff">if</span> (result != MA_SUCCESS) {
printf(<span style="color:#cc3300">&quot;Failed to initialize loopback device.\n&quot;</span>);
<span style="color:#0033ff">return</span> -2;
}
result = ma_device_start(&amp;device);
if (result != MA_SUCCESS) {
<span style="color:#0033ff">if</span> (result != MA_SUCCESS) {
ma_device_uninit(&amp;device);
printf(&quot;Failed to start device.\n&quot;);
return -3;
printf(<span style="color:#cc3300">&quot;Failed to start device.\n&quot;</span>);
<span style="color:#0033ff">return</span> -3;
}
printf(&quot;Press Enter to stop recording...\n&quot;);
printf(<span style="color:#cc3300">&quot;Press Enter to stop recording...\n&quot;</span>);
getchar();
ma_device_uninit(&amp;device);
ma_encoder_uninit(&amp;encoder);
return 0;
<span style="color:#0033ff">return</span> 0;
}
</pre></div></td>
</tr></table>