1 files changed, 0 insertions, 159 deletions
diff --git a/cras/src/libcras/cras_helpers.c b/cras/src/libcras/cras_helpers.c
deleted file mode 100644
index a2120eae..00000000
--- a/cras/src/libcras/cras_helpers.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/* Copyright 2015 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 <errno.h>
-#include <stdint.h>
-#include <sys/param.h>
-
-#include "cras_client.h"
-#include "cras_util.h"
-
-struct buffer_data {
-	const uint8_t *buffer;
-	unsigned int offset;
-	unsigned int frame_bytes;
-	unsigned int len;
-};
-
-static int
-play_buffer_callback(struct cras_client *client, cras_stream_id_t stream_id,
-		     uint8_t *captured_samples, uint8_t *playback_samples,
-		     unsigned int frames, const struct timespec *captured_time,
-		     const struct timespec *playback_time, void *user_arg)
-{
-	struct buffer_data *data = (struct buffer_data *)user_arg;
-	int to_copy = data->len - data->offset;
-
-	if (to_copy <= 0) {
-		free(user_arg);
-		return EOF;
-	}
-
-	to_copy = MIN(to_copy, frames * data->frame_bytes);
-
-	memcpy(playback_samples, data->buffer + data->offset, to_copy);
-
-	data->offset += to_copy;
-
-	return to_copy / data->frame_bytes;
-}
-
-static int play_buffer_error(struct cras_client *client,
-			     cras_stream_id_t stream_id, int error,
-			     void *user_arg)
-{
-	free(user_arg);
-	return 0;
-}
-
-int cras_helper_create_connect_async(struct cras_client **client,
-				     cras_connection_status_cb_t connection_cb,
-				     void *user_arg)
-{
-	int rc;
-
-	rc = cras_client_create(client);
-	if (rc < 0)
-		return rc;
-
-	cras_client_set_connection_status_cb(*client, connection_cb, user_arg);
-
-	rc = cras_client_run_thread(*client);
-	if (rc < 0)
-		goto client_start_error;
-
-	rc = cras_client_connect_async(*client);
-	if (rc < 0)
-		goto client_start_error;
-
-	return 0;
-
-client_start_error:
-	cras_client_destroy(*client);
-	return rc;
-}
-
-int cras_helper_create_connect(struct cras_client **client)
-{
-	int rc;
-
-	rc = cras_client_create(client);
-	if (rc < 0)
-		return rc;
-
-	rc = cras_client_connect(*client);
-	if (rc < 0)
-		goto client_start_error;
-
-	rc = cras_client_run_thread(*client);
-	if (rc < 0)
-		goto client_start_error;
-
-	rc = cras_client_connected_wait(*client);
-	if (rc < 0)
-		goto client_start_error;
-
-	return 0;
-
-client_start_error:
-	cras_client_destroy(*client);
-	return rc;
-}
-
-int cras_helper_add_stream_simple(
-	struct cras_client *client, enum CRAS_STREAM_DIRECTION direction,
-	void *user_data, cras_unified_cb_t unified_cb, cras_error_cb_t err_cb,
-	snd_pcm_format_t format, unsigned int frame_rate,
-	unsigned int num_channels, int dev_idx, cras_stream_id_t *stream_id_out)
-{
-	struct cras_audio_format *aud_format;
-	struct cras_stream_params *params;
-	int rc;
-
-	aud_format = cras_audio_format_create(format, frame_rate, num_channels);
-	if (!aud_format)
-		return -ENOMEM;
-
-	params = cras_client_unified_params_create(CRAS_STREAM_OUTPUT, 2048,
-						   CRAS_STREAM_TYPE_DEFAULT, 0,
-						   user_data, unified_cb,
-						   err_cb, aud_format);
-	if (!params) {
-		rc = -ENOMEM;
-		goto done_add_stream;
-	}
-
-	if (dev_idx < 0)
-		dev_idx = NO_DEVICE;
-	rc = cras_client_add_pinned_stream(client, dev_idx, stream_id_out,
-					   params);
-
-done_add_stream:
-	cras_audio_format_destroy(aud_format);
-	cras_client_stream_params_destroy(params);
-	return rc;
-}
-
-int cras_helper_play_buffer(struct cras_client *client, const void *buffer,
-			    unsigned int frames, snd_pcm_format_t format,
-			    unsigned int frame_rate, unsigned int num_channels,
-			    int dev_idx)
-{
-	struct buffer_data *data;
-	cras_stream_id_t stream_id;
-
-	data = malloc(sizeof(*data));
-
-	data->buffer = buffer;
-	data->frame_bytes = num_channels * PCM_FORMAT_WIDTH(format) / 8;
-	data->offset = 0;
-	data->len = frames * data->frame_bytes;
-
-	return cras_helper_add_stream_simple(client, CRAS_STREAM_OUTPUT, data,
-					     play_buffer_callback,
-					     play_buffer_error, format,
-					     frame_rate, num_channels, dev_idx,
-					     &stream_id);
-}