[14] | 1 | #include <stdlib.h> |
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| 2 | #include <stdio.h> |
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| 3 | #include <AL/alut.h> |
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| 4 | |
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| 5 | /* |
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| 6 | * This program loads and plays a variety of files, basically an automated |
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| 7 | * version of examples/playfile.c. |
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| 8 | */ |
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| 9 | |
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| 10 | static void |
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| 11 | playFile (const char *fileName) |
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| 12 | { |
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| 13 | ALuint buffer; |
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| 14 | ALuint source; |
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| 15 | ALenum error; |
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| 16 | ALint status; |
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| 17 | |
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| 18 | /* Create an AL buffer from the given sound file. */ |
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| 19 | buffer = alutCreateBufferFromFile (fileName); |
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| 20 | if (buffer == AL_NONE) |
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| 21 | { |
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| 22 | error = alutGetError (); |
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| 23 | fprintf (stderr, "Error loading file: '%s'\n", |
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| 24 | alutGetErrorString (error)); |
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| 25 | alutExit (); |
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| 26 | exit (EXIT_FAILURE); |
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| 27 | } |
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| 28 | |
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| 29 | /* Generate a single source, attach the buffer to it and start playing. */ |
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| 30 | alGenSources (1, &source); |
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| 31 | alSourcei (source, AL_BUFFER, buffer); |
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| 32 | alSourcePlay (source); |
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| 33 | |
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| 34 | /* Normally nothing should go wrong above, but one never knows... */ |
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| 35 | error = alGetError (); |
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| 36 | if (error != ALUT_ERROR_NO_ERROR) |
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| 37 | { |
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| 38 | fprintf (stderr, "%s\n", alGetString (error)); |
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| 39 | alutExit (); |
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| 40 | exit (EXIT_FAILURE); |
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| 41 | } |
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| 42 | |
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| 43 | /* Check every 0.1 seconds if the sound is still playing. */ |
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| 44 | do |
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| 45 | { |
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| 46 | alutSleep (0.1f); |
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| 47 | alGetSourcei (source, AL_SOURCE_STATE, &status); |
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| 48 | } |
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| 49 | while (status == AL_PLAYING); |
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| 50 | } |
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| 51 | |
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| 52 | int |
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| 53 | main (int argc, char **argv) |
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| 54 | { |
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| 55 | /* Initialise ALUT and eat any ALUT-specific commandline flags. */ |
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| 56 | if (!alutInit (&argc, argv)) |
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| 57 | { |
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| 58 | ALenum error = alutGetError (); |
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| 59 | fprintf (stderr, "%s\n", alutGetErrorString (error)); |
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| 60 | exit (EXIT_FAILURE); |
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| 61 | } |
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| 62 | |
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| 63 | /* If everything is OK, play the sound files and exit when finished. */ |
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| 64 | playFile ("file1.wav"); |
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| 65 | playFile ("file2.au"); |
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| 66 | playFile ("file3.raw"); |
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| 67 | |
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| 68 | if (!alutExit ()) |
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| 69 | { |
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| 70 | ALenum error = alutGetError (); |
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| 71 | fprintf (stderr, "%s\n", alutGetErrorString (error)); |
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| 72 | exit (EXIT_FAILURE); |
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| 73 | } |
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| 74 | return EXIT_SUCCESS; |
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| 75 | } |
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