1 /* test_libFLAC - Unit tester for libFLAC
2  * Copyright (C) 2002-2009  Josh Coalson
3  * Copyright (C) 2011-2016  Xiph.Org Foundation
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License along
16  * with this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18  */
19 
20 #ifdef HAVE_CONFIG_H
21 #  include <config.h>
22 #endif
23 
24 #include <errno.h>
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include "encoders.h"
29 #include "FLAC/assert.h"
30 #include "FLAC/stream_encoder.h"
31 #include "share/grabbag.h"
32 #include "share/compat.h"
33 #include "test_libs_common/file_utils_flac.h"
34 #include "test_libs_common/metadata_utils.h"
35 
36 typedef enum {
37 	LAYER_STREAM = 0, /* FLAC__stream_encoder_init_[ogg_]stream() without seeking */
38 	LAYER_SEEKABLE_STREAM, /* FLAC__stream_encoder_init_[ogg_]stream() with seeking */
39 	LAYER_FILE, /* FLAC__stream_encoder_init_[ogg_]FILE() */
40 	LAYER_FILENAME /* FLAC__stream_encoder_init_[ogg_]file() */
41 } Layer;
42 
43 static const char * const LayerString[] = {
44 	"Stream",
45 	"Seekable Stream",
46 	"FILE*",
47 	"Filename"
48 };
49 
50 static FLAC__StreamMetadata streaminfo_, padding_, seektable_, application1_, application2_, vorbiscomment_, cuesheet_, picture_, unknown_;
51 static FLAC__StreamMetadata *metadata_sequence_[] = { &vorbiscomment_, &padding_, &seektable_, &application1_, &application2_, &cuesheet_, &picture_, &unknown_ };
52 static const uint32_t num_metadata_ = sizeof(metadata_sequence_) / sizeof(metadata_sequence_[0]);
53 
flacfilename(FLAC__bool is_ogg)54 static const char *flacfilename(FLAC__bool is_ogg)
55 {
56 	return is_ogg? "metadata.oga" : "metadata.flac";
57 }
58 
die_(const char * msg)59 static FLAC__bool die_(const char *msg)
60 {
61 	printf("ERROR: %s\n", msg);
62 	return false;
63 }
64 
die_s_(const char * msg,const FLAC__StreamEncoder * encoder)65 static FLAC__bool die_s_(const char *msg, const FLAC__StreamEncoder *encoder)
66 {
67 	FLAC__StreamEncoderState state = FLAC__stream_encoder_get_state(encoder);
68 
69 	if(msg)
70 		printf("FAILED, %s", msg);
71 	else
72 		printf("FAILED");
73 
74 	printf(", state = %u (%s)\n", (uint32_t)state, FLAC__StreamEncoderStateString[state]);
75 	if(state == FLAC__STREAM_ENCODER_VERIFY_DECODER_ERROR) {
76 		FLAC__StreamDecoderState dstate = FLAC__stream_encoder_get_verify_decoder_state(encoder);
77 		printf("      verify decoder state = %u (%s)\n", (uint32_t)dstate, FLAC__StreamDecoderStateString[dstate]);
78 	}
79 
80 	return false;
81 }
82 
init_metadata_blocks_(void)83 static void init_metadata_blocks_(void)
84 {
85 	mutils__init_metadata_blocks(&streaminfo_, &padding_, &seektable_, &application1_, &application2_, &vorbiscomment_, &cuesheet_, &picture_, &unknown_);
86 }
87 
free_metadata_blocks_(void)88 static void free_metadata_blocks_(void)
89 {
90 	mutils__free_metadata_blocks(&streaminfo_, &padding_, &seektable_, &application1_, &application2_, &vorbiscomment_, &cuesheet_, &picture_, &unknown_);
91 }
92 
stream_encoder_read_callback_(const FLAC__StreamEncoder * encoder,FLAC__byte buffer[],size_t * bytes,void * client_data)93 static FLAC__StreamEncoderReadStatus stream_encoder_read_callback_(const FLAC__StreamEncoder *encoder, FLAC__byte buffer[], size_t *bytes, void *client_data)
94 {
95 	FILE *f = (FILE*)client_data;
96 	(void)encoder;
97 	if(*bytes > 0) {
98 		*bytes = fread(buffer, sizeof(FLAC__byte), *bytes, f);
99 		if(ferror(f))
100 			return FLAC__STREAM_ENCODER_READ_STATUS_ABORT;
101 		else if(*bytes == 0)
102 			return FLAC__STREAM_ENCODER_READ_STATUS_END_OF_STREAM;
103 		else
104 			return FLAC__STREAM_ENCODER_READ_STATUS_CONTINUE;
105 	}
106 	else
107 		return FLAC__STREAM_ENCODER_READ_STATUS_ABORT;
108 }
109 
stream_encoder_write_callback_(const FLAC__StreamEncoder * encoder,const FLAC__byte buffer[],size_t bytes,uint32_t samples,uint32_t current_frame,void * client_data)110 static FLAC__StreamEncoderWriteStatus stream_encoder_write_callback_(const FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], size_t bytes, uint32_t samples, uint32_t current_frame, void *client_data)
111 {
112 	FILE *f = (FILE*)client_data;
113 	(void)encoder, (void)samples, (void)current_frame;
114 	if(fwrite(buffer, 1, bytes, f) != bytes)
115 		return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR;
116 	else
117 		return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
118 }
119 
stream_encoder_seek_callback_(const FLAC__StreamEncoder * encoder,FLAC__uint64 absolute_byte_offset,void * client_data)120 static FLAC__StreamEncoderSeekStatus stream_encoder_seek_callback_(const FLAC__StreamEncoder *encoder, FLAC__uint64 absolute_byte_offset, void *client_data)
121 {
122 	FILE *f = (FILE*)client_data;
123 	(void)encoder;
124 	if(fseeko(f, (long)absolute_byte_offset, SEEK_SET) < 0)
125 		return FLAC__STREAM_ENCODER_SEEK_STATUS_ERROR;
126 	else
127 		return FLAC__STREAM_ENCODER_SEEK_STATUS_OK;
128 }
129 
stream_encoder_tell_callback_(const FLAC__StreamEncoder * encoder,FLAC__uint64 * absolute_byte_offset,void * client_data)130 static FLAC__StreamEncoderTellStatus stream_encoder_tell_callback_(const FLAC__StreamEncoder *encoder, FLAC__uint64 *absolute_byte_offset, void *client_data)
131 {
132 	FILE *f = (FILE*)client_data;
133 	FLAC__off_t pos;
134 	(void)encoder;
135 	if((pos = ftello(f)) < 0)
136 		return FLAC__STREAM_ENCODER_TELL_STATUS_ERROR;
137 	else {
138 		*absolute_byte_offset = (FLAC__uint64)pos;
139 		return FLAC__STREAM_ENCODER_TELL_STATUS_OK;
140 	}
141 }
142 
stream_encoder_metadata_callback_(const FLAC__StreamEncoder * encoder,const FLAC__StreamMetadata * metadata,void * client_data)143 static void stream_encoder_metadata_callback_(const FLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data)
144 {
145 	(void)encoder, (void)metadata, (void)client_data;
146 }
147 
stream_encoder_progress_callback_(const FLAC__StreamEncoder * encoder,FLAC__uint64 bytes_written,FLAC__uint64 samples_written,uint32_t frames_written,uint32_t total_frames_estimate,void * client_data)148 static void stream_encoder_progress_callback_(const FLAC__StreamEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, uint32_t frames_written, uint32_t total_frames_estimate, void *client_data)
149 {
150 	(void)encoder, (void)bytes_written, (void)samples_written, (void)frames_written, (void)total_frames_estimate, (void)client_data;
151 }
152 
test_stream_encoder(Layer layer,FLAC__bool is_ogg)153 static FLAC__bool test_stream_encoder(Layer layer, FLAC__bool is_ogg)
154 {
155 	FLAC__StreamEncoder *encoder;
156 	FLAC__StreamEncoderInitStatus init_status;
157 	FLAC__StreamEncoderState state;
158 	FLAC__StreamDecoderState dstate;
159 	FILE *file = 0;
160 	FLAC__int32 samples[1024];
161 	FLAC__int32 *samples_array[1];
162 	uint32_t i;
163 
164 	samples_array[0] = samples;
165 
166 	printf("\n+++ libFLAC unit test: FLAC__StreamEncoder (layer: %s, format: %s)\n\n", LayerString[layer], is_ogg? "Ogg FLAC":"FLAC");
167 
168 	printf("testing FLAC__stream_encoder_new()... ");
169 	encoder = FLAC__stream_encoder_new();
170 	if(0 == encoder) {
171 		printf("FAILED, returned NULL\n");
172 		return false;
173 	}
174 	printf("OK\n");
175 
176 	if(is_ogg) {
177 		printf("testing FLAC__stream_encoder_set_ogg_serial_number()... ");
178 		if(!FLAC__stream_encoder_set_ogg_serial_number(encoder, file_utils__ogg_serial_number))
179 			return die_s_("returned false", encoder);
180 		printf("OK\n");
181 	}
182 
183 	printf("testing FLAC__stream_encoder_set_verify()... ");
184 	if(!FLAC__stream_encoder_set_verify(encoder, true))
185 		return die_s_("returned false", encoder);
186 	printf("OK\n");
187 
188 	printf("testing FLAC__stream_encoder_set_streamable_subset()... ");
189 	if(!FLAC__stream_encoder_set_streamable_subset(encoder, true))
190 		return die_s_("returned false", encoder);
191 	printf("OK\n");
192 
193 	printf("testing FLAC__stream_encoder_set_channels()... ");
194 	if(!FLAC__stream_encoder_set_channels(encoder, streaminfo_.data.stream_info.channels))
195 		return die_s_("returned false", encoder);
196 	printf("OK\n");
197 
198 	printf("testing FLAC__stream_encoder_set_bits_per_sample()... ");
199 	if(!FLAC__stream_encoder_set_bits_per_sample(encoder, streaminfo_.data.stream_info.bits_per_sample))
200 		return die_s_("returned false", encoder);
201 	printf("OK\n");
202 
203 	printf("testing FLAC__stream_encoder_set_sample_rate()... ");
204 	if(!FLAC__stream_encoder_set_sample_rate(encoder, streaminfo_.data.stream_info.sample_rate))
205 		return die_s_("returned false", encoder);
206 	printf("OK\n");
207 
208 	printf("testing FLAC__stream_encoder_set_compression_level()... ");
209 	if(!FLAC__stream_encoder_set_compression_level(encoder, (uint32_t)(-1)))
210 		return die_s_("returned false", encoder);
211 	printf("OK\n");
212 
213 	printf("testing FLAC__stream_encoder_set_blocksize()... ");
214 	if(!FLAC__stream_encoder_set_blocksize(encoder, streaminfo_.data.stream_info.min_blocksize))
215 		return die_s_("returned false", encoder);
216 	printf("OK\n");
217 
218 	printf("testing FLAC__stream_encoder_set_do_mid_side_stereo()... ");
219 	if(!FLAC__stream_encoder_set_do_mid_side_stereo(encoder, false))
220 		return die_s_("returned false", encoder);
221 	printf("OK\n");
222 
223 	printf("testing FLAC__stream_encoder_set_loose_mid_side_stereo()... ");
224 	if(!FLAC__stream_encoder_set_loose_mid_side_stereo(encoder, false))
225 		return die_s_("returned false", encoder);
226 	printf("OK\n");
227 
228 	printf("testing FLAC__stream_encoder_set_max_lpc_order()... ");
229 	if(!FLAC__stream_encoder_set_max_lpc_order(encoder, 0))
230 		return die_s_("returned false", encoder);
231 	printf("OK\n");
232 
233 	printf("testing FLAC__stream_encoder_set_qlp_coeff_precision()... ");
234 	if(!FLAC__stream_encoder_set_qlp_coeff_precision(encoder, 0))
235 		return die_s_("returned false", encoder);
236 	printf("OK\n");
237 
238 	printf("testing FLAC__stream_encoder_set_do_qlp_coeff_prec_search()... ");
239 	if(!FLAC__stream_encoder_set_do_qlp_coeff_prec_search(encoder, false))
240 		return die_s_("returned false", encoder);
241 	printf("OK\n");
242 
243 	printf("testing FLAC__stream_encoder_set_do_escape_coding()... ");
244 	if(!FLAC__stream_encoder_set_do_escape_coding(encoder, false))
245 		return die_s_("returned false", encoder);
246 	printf("OK\n");
247 
248 	printf("testing FLAC__stream_encoder_set_do_exhaustive_model_search()... ");
249 	if(!FLAC__stream_encoder_set_do_exhaustive_model_search(encoder, false))
250 		return die_s_("returned false", encoder);
251 	printf("OK\n");
252 
253 	printf("testing FLAC__stream_encoder_set_min_residual_partition_order()... ");
254 	if(!FLAC__stream_encoder_set_min_residual_partition_order(encoder, 0))
255 		return die_s_("returned false", encoder);
256 	printf("OK\n");
257 
258 	printf("testing FLAC__stream_encoder_set_max_residual_partition_order()... ");
259 	if(!FLAC__stream_encoder_set_max_residual_partition_order(encoder, 0))
260 		return die_s_("returned false", encoder);
261 	printf("OK\n");
262 
263 	printf("testing FLAC__stream_encoder_set_rice_parameter_search_dist()... ");
264 	if(!FLAC__stream_encoder_set_rice_parameter_search_dist(encoder, 0))
265 		return die_s_("returned false", encoder);
266 	printf("OK\n");
267 
268 	printf("testing FLAC__stream_encoder_set_total_samples_estimate()... ");
269 	if(!FLAC__stream_encoder_set_total_samples_estimate(encoder, streaminfo_.data.stream_info.total_samples))
270 		return die_s_("returned false", encoder);
271 	printf("OK\n");
272 
273 	printf("testing FLAC__stream_encoder_set_metadata()... ");
274 	if(!FLAC__stream_encoder_set_metadata(encoder, metadata_sequence_, num_metadata_))
275 		return die_s_("returned false", encoder);
276 	printf("OK\n");
277 
278 	if(layer < LAYER_FILENAME) {
279 		printf("opening file for FLAC output... ");
280 		file = flac_fopen(flacfilename(is_ogg), "w+b");
281 		if(0 == file) {
282 			printf("ERROR (%s)\n", strerror(errno));
283 			return false;
284 		}
285 		printf("OK\n");
286 	}
287 
288 	switch(layer) {
289 		case LAYER_STREAM:
290 			printf("testing FLAC__stream_encoder_init_%sstream()... ", is_ogg? "ogg_":"");
291 			init_status = is_ogg?
292 				FLAC__stream_encoder_init_ogg_stream(encoder, /*read_callback=*/0, stream_encoder_write_callback_, /*seek_callback=*/0, /*tell_callback=*/0, stream_encoder_metadata_callback_, /*client_data=*/file) :
293 				FLAC__stream_encoder_init_stream(encoder, stream_encoder_write_callback_, /*seek_callback=*/0, /*tell_callback=*/0, stream_encoder_metadata_callback_, /*client_data=*/file);
294 			break;
295 		case LAYER_SEEKABLE_STREAM:
296 			printf("testing FLAC__stream_encoder_init_%sstream()... ", is_ogg? "ogg_":"");
297 			init_status = is_ogg?
298 				FLAC__stream_encoder_init_ogg_stream(encoder, stream_encoder_read_callback_, stream_encoder_write_callback_, stream_encoder_seek_callback_, stream_encoder_tell_callback_, /*metadata_callback=*/0, /*client_data=*/file) :
299 				FLAC__stream_encoder_init_stream(encoder, stream_encoder_write_callback_, stream_encoder_seek_callback_, stream_encoder_tell_callback_, /*metadata_callback=*/0, /*client_data=*/file);
300 			break;
301 		case LAYER_FILE:
302 			printf("testing FLAC__stream_encoder_init_%sFILE()... ", is_ogg? "ogg_":"");
303 			init_status = is_ogg?
304 				FLAC__stream_encoder_init_ogg_FILE(encoder, file, stream_encoder_progress_callback_, /*client_data=*/0) :
305 				FLAC__stream_encoder_init_FILE(encoder, file, stream_encoder_progress_callback_, /*client_data=*/0);
306 			break;
307 		case LAYER_FILENAME:
308 			printf("testing FLAC__stream_encoder_init_%sfile()... ", is_ogg? "ogg_":"");
309 			init_status = is_ogg?
310 				FLAC__stream_encoder_init_ogg_file(encoder, flacfilename(is_ogg), stream_encoder_progress_callback_, /*client_data=*/0) :
311 				FLAC__stream_encoder_init_file(encoder, flacfilename(is_ogg), stream_encoder_progress_callback_, /*client_data=*/0);
312 			break;
313 		default:
314 			die_("internal error 001");
315 			return false;
316 	}
317 	if(init_status != FLAC__STREAM_ENCODER_INIT_STATUS_OK)
318 		return die_s_(0, encoder);
319 	printf("OK\n");
320 
321 	printf("testing FLAC__stream_encoder_get_state()... ");
322 	state = FLAC__stream_encoder_get_state(encoder);
323 	printf("returned state = %u (%s)... OK\n", (uint32_t)state, FLAC__StreamEncoderStateString[state]);
324 
325 	printf("testing FLAC__stream_encoder_get_verify_decoder_state()... ");
326 	dstate = FLAC__stream_encoder_get_verify_decoder_state(encoder);
327 	printf("returned state = %u (%s)... OK\n", (uint32_t)dstate, FLAC__StreamDecoderStateString[dstate]);
328 
329 	{
330 		FLAC__uint64 absolute_sample;
331 		uint32_t frame_number;
332 		uint32_t channel;
333 		uint32_t sample;
334 		FLAC__int32 expected;
335 		FLAC__int32 got;
336 
337 		printf("testing FLAC__stream_encoder_get_verify_decoder_error_stats()... ");
338 		FLAC__stream_encoder_get_verify_decoder_error_stats(encoder, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
339 		printf("OK\n");
340 	}
341 
342 	printf("testing FLAC__stream_encoder_get_verify()... ");
343 	if(FLAC__stream_encoder_get_verify(encoder) != true) {
344 		printf("FAILED, expected true, got false\n");
345 		return false;
346 	}
347 	printf("OK\n");
348 
349 	printf("testing FLAC__stream_encoder_get_streamable_subset()... ");
350 	if(FLAC__stream_encoder_get_streamable_subset(encoder) != true) {
351 		printf("FAILED, expected true, got false\n");
352 		return false;
353 	}
354 	printf("OK\n");
355 
356 	printf("testing FLAC__stream_encoder_get_do_mid_side_stereo()... ");
357 	if(FLAC__stream_encoder_get_do_mid_side_stereo(encoder) != false) {
358 		printf("FAILED, expected false, got true\n");
359 		return false;
360 	}
361 	printf("OK\n");
362 
363 	printf("testing FLAC__stream_encoder_get_loose_mid_side_stereo()... ");
364 	if(FLAC__stream_encoder_get_loose_mid_side_stereo(encoder) != false) {
365 		printf("FAILED, expected false, got true\n");
366 		return false;
367 	}
368 	printf("OK\n");
369 
370 	printf("testing FLAC__stream_encoder_get_channels()... ");
371 	if(FLAC__stream_encoder_get_channels(encoder) != streaminfo_.data.stream_info.channels) {
372 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.channels, FLAC__stream_encoder_get_channels(encoder));
373 		return false;
374 	}
375 	printf("OK\n");
376 
377 	printf("testing FLAC__stream_encoder_get_bits_per_sample()... ");
378 	if(FLAC__stream_encoder_get_bits_per_sample(encoder) != streaminfo_.data.stream_info.bits_per_sample) {
379 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.bits_per_sample, FLAC__stream_encoder_get_bits_per_sample(encoder));
380 		return false;
381 	}
382 	printf("OK\n");
383 
384 	printf("testing FLAC__stream_encoder_get_sample_rate()... ");
385 	if(FLAC__stream_encoder_get_sample_rate(encoder) != streaminfo_.data.stream_info.sample_rate) {
386 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.sample_rate, FLAC__stream_encoder_get_sample_rate(encoder));
387 		return false;
388 	}
389 	printf("OK\n");
390 
391 	printf("testing FLAC__stream_encoder_get_blocksize()... ");
392 	if(FLAC__stream_encoder_get_blocksize(encoder) != streaminfo_.data.stream_info.min_blocksize) {
393 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.min_blocksize, FLAC__stream_encoder_get_blocksize(encoder));
394 		return false;
395 	}
396 	printf("OK\n");
397 
398 	printf("testing FLAC__stream_encoder_get_max_lpc_order()... ");
399 	if(FLAC__stream_encoder_get_max_lpc_order(encoder) != 0) {
400 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_max_lpc_order(encoder));
401 		return false;
402 	}
403 	printf("OK\n");
404 
405 	printf("testing FLAC__stream_encoder_get_qlp_coeff_precision()... ");
406 	(void)FLAC__stream_encoder_get_qlp_coeff_precision(encoder);
407 	/* we asked the encoder to auto select this so we accept anything */
408 	printf("OK\n");
409 
410 	printf("testing FLAC__stream_encoder_get_do_qlp_coeff_prec_search()... ");
411 	if(FLAC__stream_encoder_get_do_qlp_coeff_prec_search(encoder) != false) {
412 		printf("FAILED, expected false, got true\n");
413 		return false;
414 	}
415 	printf("OK\n");
416 
417 	printf("testing FLAC__stream_encoder_get_do_escape_coding()... ");
418 	if(FLAC__stream_encoder_get_do_escape_coding(encoder) != false) {
419 		printf("FAILED, expected false, got true\n");
420 		return false;
421 	}
422 	printf("OK\n");
423 
424 	printf("testing FLAC__stream_encoder_get_do_exhaustive_model_search()... ");
425 	if(FLAC__stream_encoder_get_do_exhaustive_model_search(encoder) != false) {
426 		printf("FAILED, expected false, got true\n");
427 		return false;
428 	}
429 	printf("OK\n");
430 
431 	printf("testing FLAC__stream_encoder_get_min_residual_partition_order()... ");
432 	if(FLAC__stream_encoder_get_min_residual_partition_order(encoder) != 0) {
433 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_min_residual_partition_order(encoder));
434 		return false;
435 	}
436 	printf("OK\n");
437 
438 	printf("testing FLAC__stream_encoder_get_max_residual_partition_order()... ");
439 	if(FLAC__stream_encoder_get_max_residual_partition_order(encoder) != 0) {
440 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_max_residual_partition_order(encoder));
441 		return false;
442 	}
443 	printf("OK\n");
444 
445 	printf("testing FLAC__stream_encoder_get_rice_parameter_search_dist()... ");
446 	if(FLAC__stream_encoder_get_rice_parameter_search_dist(encoder) != 0) {
447 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_rice_parameter_search_dist(encoder));
448 		return false;
449 	}
450 	printf("OK\n");
451 
452 	printf("testing FLAC__stream_encoder_get_total_samples_estimate()... ");
453 	if(FLAC__stream_encoder_get_total_samples_estimate(encoder) != streaminfo_.data.stream_info.total_samples) {
454 		printf("FAILED, expected %" PRIu64 ", got %" PRIu64 "\n", streaminfo_.data.stream_info.total_samples, FLAC__stream_encoder_get_total_samples_estimate(encoder));
455 		return false;
456 	}
457 	printf("OK\n");
458 
459 	/* init the dummy sample buffer */
460 	for(i = 0; i < sizeof(samples) / sizeof(FLAC__int32); i++)
461 		samples[i] = i & 7;
462 
463 	printf("testing FLAC__stream_encoder_process()... ");
464 	if(!FLAC__stream_encoder_process(encoder, (const FLAC__int32 * const *)samples_array, sizeof(samples) / sizeof(FLAC__int32)))
465 		return die_s_("returned false", encoder);
466 	printf("OK\n");
467 
468 	printf("testing FLAC__stream_encoder_process_interleaved()... ");
469 	if(!FLAC__stream_encoder_process_interleaved(encoder, samples, sizeof(samples) / sizeof(FLAC__int32)))
470 		return die_s_("returned false", encoder);
471 	printf("OK\n");
472 
473 	printf("testing FLAC__stream_encoder_finish()... ");
474 	if(!FLAC__stream_encoder_finish(encoder))
475 		return die_s_("returned false", encoder);
476 	printf("OK\n");
477 
478 	if(layer < LAYER_FILE)
479 		fclose(file);
480 
481 	printf("testing FLAC__stream_encoder_delete()... ");
482 	FLAC__stream_encoder_delete(encoder);
483 	printf("OK\n");
484 
485 	printf("\nPASSED!\n");
486 
487 	return true;
488 }
489 
test_encoders(void)490 FLAC__bool test_encoders(void)
491 {
492 	FLAC__bool is_ogg = false;
493 
494 	while(1) {
495 		init_metadata_blocks_();
496 
497 		if(!test_stream_encoder(LAYER_STREAM, is_ogg))
498 			return false;
499 
500 		if(!test_stream_encoder(LAYER_SEEKABLE_STREAM, is_ogg))
501 			return false;
502 
503 		if(!test_stream_encoder(LAYER_FILE, is_ogg))
504 			return false;
505 
506 		if(!test_stream_encoder(LAYER_FILENAME, is_ogg))
507 			return false;
508 
509 		(void) grabbag__file_remove_file(flacfilename(is_ogg));
510 
511 		free_metadata_blocks_();
512 
513 		if(!FLAC_API_SUPPORTS_OGG_FLAC || is_ogg)
514 			break;
515 		is_ogg = true;
516 	}
517 
518 	return true;
519 }
520