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ai did not understand defer in that function

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This commit is contained in:
Emil Lerch 2025-09-15 19:44:21 -07:00
parent b5afdbf719
commit 049ea33c8d
Signed by: lobo
GPG key ID: A7B62D657EF764F8
1 changed files with 13 additions and 46 deletions
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59
src/stt.zig
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@ -390,77 +390,48 @@ pub const AlsaCapture = struct {
// Allocate hardware parameters structure
var hw_params: ?*c.snd_pcm_hw_params_t = null;
err = c.snd_pcm_hw_params_malloc(@ptrCast(&hw_params));
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
errdefer self.close();
if (err < 0) return SttError.AudioDeviceError;
defer c.snd_pcm_hw_params_free(hw_params);
// Initialize hardware parameters
err = c.snd_pcm_hw_params_any(self.pcm_handle, hw_params);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Set access type to interleaved
err = c.snd_pcm_hw_params_set_access(self.pcm_handle, hw_params, c.SND_PCM_ACCESS_RW_INTERLEAVED);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Set sample format to 16-bit signed little endian
err = c.snd_pcm_hw_params_set_format(self.pcm_handle, hw_params, c.SND_PCM_FORMAT_S16_LE);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Set number of channels
err = c.snd_pcm_hw_params_set_channels(self.pcm_handle, hw_params, self.channels);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Set sample rate
var actual_rate = self.sample_rate;
err = c.snd_pcm_hw_params_set_rate_near(self.pcm_handle, hw_params, &actual_rate, null);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Set buffer size
var actual_buffer_size: c.snd_pcm_uframes_t = self.buffer_size;
err = c.snd_pcm_hw_params_set_buffer_size_near(self.pcm_handle, hw_params, &actual_buffer_size);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Set period size
var actual_period_size: c.snd_pcm_uframes_t = self.period_size;
err = c.snd_pcm_hw_params_set_period_size_near(self.pcm_handle, hw_params, &actual_period_size, null);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Apply hardware parameters
err = c.snd_pcm_hw_params(self.pcm_handle, hw_params);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
// Prepare the PCM for use
err = c.snd_pcm_prepare(self.pcm_handle);
if (err < 0) {
self.close();
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
}
/// Close ALSA device
@ -485,13 +456,9 @@ pub const AlsaCapture = struct {
if (frames_read == -c.EPIPE) {
// Underrun occurred, try to recover
const err = c.snd_pcm_prepare(self.pcm_handle);
if (err < 0) {
return SttError.AudioDeviceError;
}
if (err < 0) return SttError.AudioDeviceError;
return 0; // No data read this time
} else {
return SttError.AudioDeviceError;
}
} else return SttError.AudioDeviceError;
}
const samples_read = @as(usize, @intCast(frames_read)) * self.channels;