From 60ba8552d88499da850ffb844dadc4bae42c5ac9 Mon Sep 17 00:00:00 2001 From: Sam Lantinga Date: Thu, 16 Mar 2017 16:45:12 -0700 Subject: [PATCH] Backed out changeset e3fcdad257fc - testaudiocapture.c already does what we want --- test/Makefile.in | 4 -- test/README | 1 - test/loopbackaudio.c | 166 ------------------------------------------- 3 files changed, 171 deletions(-) delete mode 100644 test/loopbackaudio.c diff --git a/test/Makefile.in b/test/Makefile.in index f92c93619..68f0d3dab 100644 --- a/test/Makefile.in +++ b/test/Makefile.in @@ -9,7 +9,6 @@ LIBS = @LIBS@ TARGETS = \ checkkeys$(EXE) \ - loopbackaudio$(EXE) \ loopwave$(EXE) \ loopwavequeue$(EXE) \ testatomic$(EXE) \ @@ -76,9 +75,6 @@ Makefile: $(srcdir)/Makefile.in checkkeys$(EXE): $(srcdir)/checkkeys.c $(CC) -o $@ $^ $(CFLAGS) $(LIBS) -loopbackaudio$(EXE): $(srcdir)/loopbackaudio.c - $(CC) -o $@ $^ $(CFLAGS) $(LIBS) - loopwave$(EXE): $(srcdir)/loopwave.c $(CC) -o $@ $^ $(CFLAGS) $(LIBS) diff --git a/test/README b/test/README index 84642199f..f6282be34 100644 --- a/test/README +++ b/test/README @@ -2,7 +2,6 @@ These are test programs for the SDL library: checkkeys Watch the key events to check the keyboard - loopbackaudio Audio test -- record from the microphone and play it back immediately loopwave Audio test -- loop playing a WAV file loopwavequeue Audio test -- loop playing a WAV file with SDL_QueueAudio testaudioinfo Lists audio device capabilities diff --git a/test/loopbackaudio.c b/test/loopbackaudio.c deleted file mode 100644 index 11ba1a346..000000000 --- a/test/loopbackaudio.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - Copyright (C) 1997-2017 Sam Lantinga - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely. -*/ - -/* Program to record audio from the microphone and play it back immediately */ - -#include "SDL_config.h" - -#include -#include - -#if HAVE_SIGNAL_H -#include -#endif - -#ifdef __EMSCRIPTEN__ -#include -#endif - -#include "SDL.h" - -static SDL_AudioDeviceID device; -static SDL_AudioDeviceID capture; - -static void SDLCALL -fillerup(void *unused, Uint8 * stream, int len) -{ - SDL_QueueAudio(device, stream, len); -} - -/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ -static void -quit(int rc) -{ - SDL_Quit(); - exit(rc); -} - -static void -close_audio() -{ - if (capture != 0) { - SDL_CloseAudioDevice(capture); - capture = 0; - } - if (device != 0) { - SDL_CloseAudioDevice(device); - device = 0; - } -} - -static void -open_audio() -{ - SDL_AudioSpec spec; - - SDL_zero(spec); - spec.freq = 44100; - spec.format = AUDIO_S16; - spec.channels = 1; - spec.samples = 1024; - spec.callback = fillerup; - - capture = SDL_OpenAudioDevice(NULL, SDL_TRUE, &spec, &spec, SDL_AUDIO_ALLOW_ANY_CHANGE); - if (!capture) { - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't open microphone: %s\n", SDL_GetError()); - quit(2); - } - - spec.callback = NULL; - - device = SDL_OpenAudioDevice(NULL, SDL_FALSE, &spec, NULL, 0); - if (!device) { - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't open audio: %s\n", SDL_GetError()); - quit(2); - } - - /* Let the audio run */ - SDL_PauseAudioDevice(capture, SDL_FALSE); - SDL_PauseAudioDevice(device, SDL_FALSE); -} - -static void reopen_audio() -{ - close_audio(); - open_audio(); -} - - -static int done = 0; -void -poked(int sig) -{ - done = 1; -} - -#ifdef __EMSCRIPTEN__ -void -loop() -{ - if(done || (SDL_GetAudioDeviceStatus(capture) != SDL_AUDIO_PLAYING) || (SDL_GetAudioDeviceStatus(device) != SDL_AUDIO_PLAYING)) - emscripten_cancel_main_loop(); -} -#endif - -int -main(int argc, char *argv[]) -{ - int i; - - /* Enable standard application logging */ - SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO); - - /* Load the SDL library */ - if (SDL_Init(SDL_INIT_AUDIO|SDL_INIT_EVENTS) < 0) { - SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError()); - return (1); - } - - /* Show the list of available drivers */ - SDL_Log("Available audio drivers:"); - for (i = 0; i < SDL_GetNumAudioDrivers(); ++i) { - SDL_Log("%i: %s", i, SDL_GetAudioDriver(i)); - } - - SDL_Log("Using audio driver: %s\n", SDL_GetCurrentAudioDriver()); - - open_audio(); - - SDL_FlushEvents(SDL_AUDIODEVICEADDED, SDL_AUDIODEVICEREMOVED); - -#ifdef __EMSCRIPTEN__ - emscripten_set_main_loop(loop, 0, 1); -#else - while (!done) { - SDL_Event event; - - while (SDL_PollEvent(&event) > 0) { - if (event.type == SDL_QUIT) { - done = 1; - } - if (event.type == SDL_AUDIODEVICEADDED || - (event.type == SDL_AUDIODEVICEREMOVED && event.adevice.iscapture && event.adevice.which == capture) || - (event.type == SDL_AUDIODEVICEREMOVED && !event.adevice.iscapture && event.adevice.which == device)) { - reopen_audio(); - } - } - SDL_Delay(100); - } -#endif - - /* Clean up on signal */ - close_audio(); - SDL_Quit(); - return (0); -} - -/* vi: set ts=4 sw=4 expandtab: */