Add support for ALSA devices that have no channel maps.

[nageru] / alsa_input.h

diff --git a/alsa_input.h b/alsa_input.h
index 895760fed8fef76737e341e44e188267db7c9692..84e46b0887707dd6b273419d29cf2fada00c43d7 100644 (file)
--- a/alsa_input.h
+++ b/alsa_input.h
@@ -46,6 +46,7 @@ private:
        void capture_thread_func();
        int64_t frames_to_pts(uint64_t n) const;
        void die_on_error(const char *func_name, int err);
+       static bool set_base_params(const char *device, snd_pcm_t *pcm_handle, snd_pcm_hw_params_t *hw_params, unsigned *sample_rate);
 
        std::string device;
        unsigned sample_rate, num_channels, num_periods;