2018-03-14 plugtest.c

pi@pibell:~/src/alsa_device_tests $ gdb plugtest

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Reading symbols from plugtest...done.

(gdb) break main

Breakpoint 1 at 0x1050c: file plugtest.c, line 14.

(gdb) run

Starting program: /home/pi/src/alsa_device_tests/plugtest
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1".

Breakpoint 1, main () at plugtest.c:14
14	    snd_pcm_open(&handle, device, stream, 0);

(gdb) n

17	    snd_pcm_hw_params_malloc(&params);
20	    snd_pcm_hw_params_any(handle, params);
22	    snd_output_stdio_attach(&output, stdout, 0);
23	    snd_pcm_hw_params_dump (params, output);

ACCESS:  MMAP_INTERLEAVED MMAP_NONINTERLEAVED MMAP_COMPLEX RW_INTERLEAVED RW_NONINTERLEAVED
FORMAT:  S8 U8 S16_LE S16_BE U16_LE U16_BE S24_LE S24_BE U24_LE U24_BE S32_LE S32_BE U32_LE U32_BE FLOAT_LE FLOAT_BE FLOAT64_LE FLOAT64_BE MU_LAW A_LAW IMA_ADPCM S24_3LE S24_3BE U24_3LE U24_3BE S20_3LE S20_3BE U20_3LE U20_3BE S18_3LE S18_3BE U18_3LE U18_3BE
SUBFORMAT:  STD
SAMPLE_BITS: [4 64]
FRAME_BITS: [4 640000]
CHANNELS: [1 10000]
RATE: [4000 4294967295]
PERIOD_TIME: [2000 2048000]
PERIOD_SIZE: [8 4294967295]
PERIOD_BYTES: [4 4294967295]
PERIODS: (0 536870912)
BUFFER_TIME: [1 4294967295]
BUFFER_SIZE: [16 4294967294]
BUFFER_BYTES: [8 4294967295]
TICK_TIME: ALL
25	}