зеркало из https://github.com/mozilla/cubeb.git
109 строки
2.7 KiB
C++
109 строки
2.7 KiB
C++
/*
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* Copyright © 2017 Mozilla Foundation
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*
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* This program is made available under an ISC-style license. See the
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* accompanying file LICENSE for details.
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*/
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#include "gtest/gtest.h"
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#if !defined(_XOPEN_SOURCE)
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#define _XOPEN_SOURCE 600
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#endif
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#include "cubeb/cubeb.h"
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#include <atomic>
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#include <math.h>
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#include <memory>
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#include <stdio.h>
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#include <stdlib.h>
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// #define ENABLE_NORMAL_LOG
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// #define ENABLE_VERBOSE_LOG
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#include "common.h"
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#define SAMPLE_FREQUENCY 48000
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#define STREAM_FORMAT CUBEB_SAMPLE_S16LE
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std::atomic<bool> load_callback{false};
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static long
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data_cb(cubeb_stream * stream, void * user, const void * inputbuffer,
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void * outputbuffer, long nframes)
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{
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if (load_callback) {
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fprintf(stderr, "Sleeping...\n");
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delay(100000);
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fprintf(stderr, "Sleeping done\n");
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}
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return nframes;
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}
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static void
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state_cb(cubeb_stream * stream, void * /*user*/, cubeb_state state)
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{
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ASSERT_TRUE(!!stream);
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switch (state) {
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case CUBEB_STATE_STARTED:
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fprintf(stderr, "stream started\n");
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break;
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case CUBEB_STATE_STOPPED:
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fprintf(stderr, "stream stopped\n");
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break;
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case CUBEB_STATE_DRAINED:
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FAIL() << "this test is not supposed to drain";
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break;
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case CUBEB_STATE_ERROR:
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fprintf(stderr, "stream error\n");
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break;
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default:
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FAIL() << "this test is not supposed to have a weird state";
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break;
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}
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}
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TEST(cubeb, overload_callback)
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{
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cubeb * ctx;
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cubeb_stream * stream;
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cubeb_stream_params output_params;
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int r;
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uint32_t latency_frames = 0;
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r = common_init(&ctx, "Cubeb callback overload");
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ASSERT_EQ(r, CUBEB_OK);
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std::unique_ptr<cubeb, decltype(&cubeb_destroy)> cleanup_cubeb_at_exit(
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ctx, cubeb_destroy);
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// This test is specifically designed to test a behaviour of the WASAPI
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// backend in a specific scenario.
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if (strcmp(cubeb_get_backend_id(ctx), "wasapi") != 0) {
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return;
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}
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output_params.format = STREAM_FORMAT;
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output_params.rate = 48000;
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output_params.channels = 2;
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output_params.layout = CUBEB_LAYOUT_STEREO;
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output_params.prefs = CUBEB_STREAM_PREF_NONE;
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r = cubeb_get_min_latency(ctx, &output_params, &latency_frames);
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ASSERT_EQ(r, CUBEB_OK);
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r = cubeb_stream_init(ctx, &stream, "Cubeb", NULL, NULL, NULL, &output_params,
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latency_frames, data_cb, state_cb, NULL);
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ASSERT_EQ(r, CUBEB_OK);
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std::unique_ptr<cubeb_stream, decltype(&cubeb_stream_destroy)>
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cleanup_stream_at_exit(stream, cubeb_stream_destroy);
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cubeb_stream_start(stream);
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delay(500);
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// This causes the callback to sleep for a large number of seconds.
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load_callback = true;
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delay(500);
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cubeb_stream_stop(stream);
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}
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#undef SAMPLE_FREQUENCY
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#undef STREAM_FORMAT
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