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Diffstat (limited to 'cras/src/tests/audio_area_unittest.cc')
-rw-r--r--cras/src/tests/audio_area_unittest.cc340
1 files changed, 0 insertions, 340 deletions
diff --git a/cras/src/tests/audio_area_unittest.cc b/cras/src/tests/audio_area_unittest.cc
deleted file mode 100644
index 091d8dec..00000000
--- a/cras/src/tests/audio_area_unittest.cc
+++ /dev/null
@@ -1,340 +0,0 @@
-// Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include <gtest/gtest.h>
-#include <stdio.h>
-
-extern "C" {
-#include "cras_audio_area.h"
-#include "cras_audio_format.h"
-}
-
-static const int8_t stereo[CRAS_CH_MAX] = {
- 0, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-};
-static const int8_t mono[CRAS_CH_MAX] = {
- -1, -1, -1, -1, 0, -1, -1, -1, -1, -1, -1,
-};
-static const int8_t kb_mic[CRAS_CH_MAX] = {
- 0, 1, -1, -1, 2, -1, -1, -1, -1, -1, -1,
-};
-
-static uint16_t buf1[32];
-static uint16_t buf2[32];
-struct cras_audio_area* a1;
-struct cras_audio_area* a2;
-
-namespace {
-
-TEST(AudioArea, CopyAudioArea) {
- struct cras_audio_format fmt;
- int i;
-
- fmt.num_channels = 2;
- fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = stereo[i];
-
- a1 = cras_audio_area_create(2);
- a2 = cras_audio_area_create(2);
- cras_audio_area_config_channels(a1, &fmt);
- cras_audio_area_config_channels(a2, &fmt);
- cras_audio_area_config_buf_pointers(a1, &fmt, (uint8_t*)buf1);
- cras_audio_area_config_buf_pointers(a2, &fmt, (uint8_t*)buf2);
- a1->frames = 16;
- a2->frames = 16;
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand();
- cras_audio_area_copy(a1, 0, &fmt, a2, 0, 1.0);
- for (i = 0; i < 32; i++)
- EXPECT_EQ(buf1[i], buf2[i]);
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-TEST(AudioArea, CopyAudioAreaWithGain) {
- struct cras_audio_format fmt;
- int i;
- /* Check a gain of 10x can be applied. */
- float gain_scaler = 10.0f;
-
- fmt.num_channels = 2;
- fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = stereo[i];
-
- a1 = cras_audio_area_create(2);
- a2 = cras_audio_area_create(2);
- cras_audio_area_config_channels(a1, &fmt);
- cras_audio_area_config_channels(a2, &fmt);
- cras_audio_area_config_buf_pointers(a1, &fmt, (uint8_t*)buf1);
- cras_audio_area_config_buf_pointers(a2, &fmt, (uint8_t*)buf2);
- a1->frames = 16;
- a2->frames = 16;
-
- memset(buf1, 0, 32 * 2);
- /* Let src has some samples smaller than 32768/10 and some samples larger than
- * 32768/10 to test clipping. */
- for (i = 0; i < 16; i++)
- buf2[i] = rand() % 3270;
- for (i = 17; i < 32; i++)
- buf2[i] = 3280 + rand() % 3200;
- cras_audio_area_copy(a1, 0, &fmt, a2, 0, gain_scaler);
- for (i = 0; i < 32; i++) {
- int32_t expected_value = buf2[i] * gain_scaler;
- if (expected_value > INT16_MAX)
- expected_value = INT16_MAX;
- EXPECT_EQ(buf1[i], expected_value);
- }
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-TEST(AudioArea, CopyAudioAreaOffset) {
- struct cras_audio_format fmt;
- int i;
-
- fmt.num_channels = 2;
- fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = stereo[i];
-
- a1 = cras_audio_area_create(2);
- a2 = cras_audio_area_create(2);
- cras_audio_area_config_channels(a1, &fmt);
- cras_audio_area_config_channels(a2, &fmt);
- cras_audio_area_config_buf_pointers(a1, &fmt, (uint8_t*)buf1);
- cras_audio_area_config_buf_pointers(a2, &fmt, (uint8_t*)buf2);
- a1->frames = 16;
- a2->frames = 14;
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand();
- cras_audio_area_copy(a1, 2, &fmt, a2, 0, 1.0);
- EXPECT_EQ(buf1[0], 0);
- EXPECT_EQ(buf1[1], 0);
- EXPECT_EQ(buf1[2], 0);
- EXPECT_EQ(buf1[3], 0);
- for (i = 4; i < 32; i++)
- EXPECT_EQ(buf1[i], buf2[i - 4]);
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-TEST(AudioArea, CopyAudioAreaOffsetLimit) {
- struct cras_audio_format fmt;
- int i;
-
- fmt.num_channels = 2;
- fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = stereo[i];
-
- a1 = cras_audio_area_create(2);
- a2 = cras_audio_area_create(2);
- cras_audio_area_config_channels(a1, &fmt);
- cras_audio_area_config_channels(a2, &fmt);
- cras_audio_area_config_buf_pointers(a1, &fmt, (uint8_t*)buf1);
- cras_audio_area_config_buf_pointers(a2, &fmt, (uint8_t*)buf2);
- a1->frames = 14;
- a2->frames = 14;
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand();
- cras_audio_area_copy(a1, 2, &fmt, a2, 0, 1.0);
- EXPECT_EQ(buf1[0], 0);
- EXPECT_EQ(buf1[1], 0);
- EXPECT_EQ(buf1[2], 0);
- EXPECT_EQ(buf1[3], 0);
- for (i = 4; i < 28; i++)
- EXPECT_EQ(buf1[i], buf2[i - 4]);
- EXPECT_EQ(buf1[28], 0);
- EXPECT_EQ(buf1[29], 0);
- EXPECT_EQ(buf1[30], 0);
- EXPECT_EQ(buf1[31], 0);
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-TEST(AudioArea, CopyMonoToStereo) {
- struct cras_audio_format dst_fmt;
- struct cras_audio_format src_fmt;
- int i;
-
- dst_fmt.num_channels = 2;
- dst_fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- dst_fmt.channel_layout[i] = stereo[i];
- a1 = cras_audio_area_create(2);
- a1->frames = 16;
- cras_audio_area_config_channels(a1, &dst_fmt);
- cras_audio_area_config_buf_pointers(a1, &dst_fmt, (uint8_t*)buf1);
-
- src_fmt.num_channels = 1;
- src_fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- src_fmt.channel_layout[i] = mono[i];
- a2 = cras_audio_area_create(1);
- a2->frames = 16;
- cras_audio_area_config_channels(a2, &src_fmt);
- cras_audio_area_config_buf_pointers(a2, &src_fmt, (uint8_t*)buf2);
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand();
- cras_audio_area_copy(a1, 0, &dst_fmt, a2, 0, 1.0);
- for (i = 0; i < 16; i++) {
- EXPECT_EQ(buf1[i * 2], buf2[i]);
- EXPECT_EQ(buf1[i * 2 + 1], buf2[i]);
- }
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-TEST(AudioArea, CopyStereoToMono) {
- struct cras_audio_format fmt;
- int i;
-
- fmt.num_channels = 1;
- fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = mono[i];
- a1 = cras_audio_area_create(1);
- a1->frames = 16;
- cras_audio_area_config_channels(a1, &fmt);
- cras_audio_area_config_buf_pointers(a1, &fmt, (uint8_t*)buf1);
-
- fmt.num_channels = 2;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = stereo[i];
- a2 = cras_audio_area_create(2);
- a2->frames = 16;
- cras_audio_area_config_channels(a2, &fmt);
- cras_audio_area_config_buf_pointers(a2, &fmt, (uint8_t*)buf2);
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand() % 10000;
- cras_audio_area_copy(a1, 0, &fmt, a2, 0, 1.0);
- for (i = 0; i < 16; i++)
- EXPECT_EQ(buf1[i], buf2[i * 2] + buf2[i * 2 + 1]);
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-TEST(AudioArea, KeyboardMicCopyStereo) {
- struct cras_audio_format fmt;
- int i;
-
- fmt.num_channels = 3;
- fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = kb_mic[i];
- a1 = cras_audio_area_create(3);
- a1->frames = 10;
- cras_audio_area_config_channels(a1, &fmt);
- cras_audio_area_config_buf_pointers(a1, &fmt, (uint8_t*)buf1);
-
- fmt.num_channels = 2;
- for (i = 0; i < CRAS_CH_MAX; i++)
- fmt.channel_layout[i] = stereo[i];
- a2 = cras_audio_area_create(2);
- a2->frames = 10;
- cras_audio_area_config_channels(a2, &fmt);
- cras_audio_area_config_buf_pointers(a2, &fmt, (uint8_t*)buf2);
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand();
- cras_audio_area_copy(a1, 0, &fmt, a2, 0, 1.0);
- for (i = 0; i < 10; i++) {
- EXPECT_EQ(buf1[i * 3], buf2[i * 2]);
- EXPECT_EQ(buf1[i * 3 + 1], buf2[i * 2 + 1]);
- EXPECT_EQ(buf1[i * 3 + 2], 0);
- }
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-TEST(AudioArea, KeyboardMicCopyFrontCenter) {
- struct cras_audio_format dst_fmt;
- struct cras_audio_format src_fmt;
- int i;
-
- dst_fmt.num_channels = 3;
- dst_fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- dst_fmt.channel_layout[i] = kb_mic[i];
- a1 = cras_audio_area_create(3);
- a1->frames = 10;
- cras_audio_area_config_channels(a1, &dst_fmt);
- cras_audio_area_config_buf_pointers(a1, &dst_fmt, (uint8_t*)buf1);
-
- /* Test 2 channels area with only front center in layout. */
- src_fmt.num_channels = 2;
- src_fmt.format = SND_PCM_FORMAT_S16_LE;
- for (i = 0; i < CRAS_CH_MAX; i++)
- src_fmt.channel_layout[i] = -1;
- src_fmt.channel_layout[CRAS_CH_FC] = 0;
- a2 = cras_audio_area_create(2);
- a2->frames = 10;
- cras_audio_area_config_channels(a2, &src_fmt);
- cras_audio_area_config_buf_pointers(a2, &src_fmt, (uint8_t*)buf2);
-
- memset(buf1, 0, 32 * 2);
- for (i = 0; i < 32; i++)
- buf2[i] = rand();
- cras_audio_area_copy(a1, 0, &dst_fmt, a2, 0, 1.0);
- for (i = 0; i < 10; i++) {
- EXPECT_EQ(buf1[i * 3], 0);
- EXPECT_EQ(buf1[i * 3 + 1], 0);
- EXPECT_EQ(buf1[i * 3 + 2], buf2[i * 2]);
- }
-
- cras_audio_area_destroy(a1);
- cras_audio_area_destroy(a2);
-}
-
-} // namespace
-
-extern "C" {
-
-void cras_mix_add_scale_stride(snd_pcm_format_t fmt,
- uint8_t* dst,
- uint8_t* src,
- unsigned int count,
- unsigned int dst_stride,
- unsigned int src_stride,
- float scaler) {
- unsigned int i;
-
- for (i = 0; i < count; i++) {
- int32_t sum;
- sum = *(int16_t*)dst + *(int16_t*)src * scaler;
- if (sum > INT16_MAX)
- sum = INT16_MAX;
- else if (sum < INT16_MIN)
- sum = INT16_MIN;
- *(int16_t*)dst = sum;
- dst += dst_stride;
- src += src_stride;
- }
-}
-
-} // extern "C"
-
-int main(int argc, char** argv) {
- ::testing::InitGoogleTest(&argc, argv);
- return RUN_ALL_TESTS();
-}
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