xref: /aosp_15_r20/external/flac/src/test_libFLAC/encoders.c (revision 600f14f40d737144c998e2ec7a483122d3776fbc)
1 /* test_libFLAC - Unit tester for libFLAC
2  * Copyright (C) 2002-2009  Josh Coalson
3  * Copyright (C) 2011-2023  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 	printf("testing FLAC__stream_encoder_set_limit_min_bitrate()... ");
279 	if(!FLAC__stream_encoder_set_limit_min_bitrate(encoder, true))
280 		return die_s_("returned false", encoder);
281 	printf("OK\n");
282 
283 	if(layer < LAYER_FILENAME) {
284 		printf("opening file for FLAC output... ");
285 		file = flac_fopen(flacfilename(is_ogg), "w+b");
286 		if(0 == file) {
287 			printf("ERROR (%s)\n", strerror(errno));
288 			return false;
289 		}
290 		printf("OK\n");
291 	}
292 
293 	switch(layer) {
294 		case LAYER_STREAM:
295 			printf("testing FLAC__stream_encoder_init_%sstream()... ", is_ogg? "ogg_":"");
296 			init_status = is_ogg?
297 				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) :
298 				FLAC__stream_encoder_init_stream(encoder, stream_encoder_write_callback_, /*seek_callback=*/0, /*tell_callback=*/0, stream_encoder_metadata_callback_, /*client_data=*/file);
299 			break;
300 		case LAYER_SEEKABLE_STREAM:
301 			printf("testing FLAC__stream_encoder_init_%sstream()... ", is_ogg? "ogg_":"");
302 			init_status = is_ogg?
303 				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) :
304 				FLAC__stream_encoder_init_stream(encoder, stream_encoder_write_callback_, stream_encoder_seek_callback_, stream_encoder_tell_callback_, /*metadata_callback=*/0, /*client_data=*/file);
305 			break;
306 		case LAYER_FILE:
307 			printf("testing FLAC__stream_encoder_init_%sFILE()... ", is_ogg? "ogg_":"");
308 			init_status = is_ogg?
309 				FLAC__stream_encoder_init_ogg_FILE(encoder, file, stream_encoder_progress_callback_, /*client_data=*/0) :
310 				FLAC__stream_encoder_init_FILE(encoder, file, stream_encoder_progress_callback_, /*client_data=*/0);
311 			break;
312 		case LAYER_FILENAME:
313 			printf("testing FLAC__stream_encoder_init_%sfile()... ", is_ogg? "ogg_":"");
314 			init_status = is_ogg?
315 				FLAC__stream_encoder_init_ogg_file(encoder, flacfilename(is_ogg), stream_encoder_progress_callback_, /*client_data=*/0) :
316 				FLAC__stream_encoder_init_file(encoder, flacfilename(is_ogg), stream_encoder_progress_callback_, /*client_data=*/0);
317 			break;
318 		default:
319 			die_("internal error 001");
320 			return false;
321 	}
322 	if(init_status != FLAC__STREAM_ENCODER_INIT_STATUS_OK)
323 		return die_s_(0, encoder);
324 	printf("OK\n");
325 
326 	printf("testing FLAC__stream_encoder_get_state()... ");
327 	state = FLAC__stream_encoder_get_state(encoder);
328 	printf("returned state = %u (%s)... OK\n", (uint32_t)state, FLAC__StreamEncoderStateString[state]);
329 
330 	printf("testing FLAC__stream_encoder_get_verify_decoder_state()... ");
331 	dstate = FLAC__stream_encoder_get_verify_decoder_state(encoder);
332 	printf("returned state = %u (%s)... OK\n", (uint32_t)dstate, FLAC__StreamDecoderStateString[dstate]);
333 
334 	{
335 		FLAC__uint64 absolute_sample;
336 		uint32_t frame_number;
337 		uint32_t channel;
338 		uint32_t sample;
339 		FLAC__int32 expected;
340 		FLAC__int32 got;
341 
342 		printf("testing FLAC__stream_encoder_get_verify_decoder_error_stats()... ");
343 		FLAC__stream_encoder_get_verify_decoder_error_stats(encoder, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
344 		printf("OK\n");
345 	}
346 
347 	printf("testing FLAC__stream_encoder_get_verify()... ");
348 	if(FLAC__stream_encoder_get_verify(encoder) != true) {
349 		printf("FAILED, expected true, got false\n");
350 		return false;
351 	}
352 	printf("OK\n");
353 
354 	printf("testing FLAC__stream_encoder_get_streamable_subset()... ");
355 	if(FLAC__stream_encoder_get_streamable_subset(encoder) != true) {
356 		printf("FAILED, expected true, got false\n");
357 		return false;
358 	}
359 	printf("OK\n");
360 
361 	printf("testing FLAC__stream_encoder_get_do_mid_side_stereo()... ");
362 	if(FLAC__stream_encoder_get_do_mid_side_stereo(encoder) != false) {
363 		printf("FAILED, expected false, got true\n");
364 		return false;
365 	}
366 	printf("OK\n");
367 
368 	printf("testing FLAC__stream_encoder_get_loose_mid_side_stereo()... ");
369 	if(FLAC__stream_encoder_get_loose_mid_side_stereo(encoder) != false) {
370 		printf("FAILED, expected false, got true\n");
371 		return false;
372 	}
373 	printf("OK\n");
374 
375 	printf("testing FLAC__stream_encoder_get_channels()... ");
376 	if(FLAC__stream_encoder_get_channels(encoder) != streaminfo_.data.stream_info.channels) {
377 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.channels, FLAC__stream_encoder_get_channels(encoder));
378 		return false;
379 	}
380 	printf("OK\n");
381 
382 	printf("testing FLAC__stream_encoder_get_bits_per_sample()... ");
383 	if(FLAC__stream_encoder_get_bits_per_sample(encoder) != streaminfo_.data.stream_info.bits_per_sample) {
384 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.bits_per_sample, FLAC__stream_encoder_get_bits_per_sample(encoder));
385 		return false;
386 	}
387 	printf("OK\n");
388 
389 	printf("testing FLAC__stream_encoder_get_sample_rate()... ");
390 	if(FLAC__stream_encoder_get_sample_rate(encoder) != streaminfo_.data.stream_info.sample_rate) {
391 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.sample_rate, FLAC__stream_encoder_get_sample_rate(encoder));
392 		return false;
393 	}
394 	printf("OK\n");
395 
396 	printf("testing FLAC__stream_encoder_get_blocksize()... ");
397 	if(FLAC__stream_encoder_get_blocksize(encoder) != streaminfo_.data.stream_info.min_blocksize) {
398 		printf("FAILED, expected %u, got %u\n", streaminfo_.data.stream_info.min_blocksize, FLAC__stream_encoder_get_blocksize(encoder));
399 		return false;
400 	}
401 	printf("OK\n");
402 
403 	printf("testing FLAC__stream_encoder_get_max_lpc_order()... ");
404 	if(FLAC__stream_encoder_get_max_lpc_order(encoder) != 0) {
405 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_max_lpc_order(encoder));
406 		return false;
407 	}
408 	printf("OK\n");
409 
410 	printf("testing FLAC__stream_encoder_get_qlp_coeff_precision()... ");
411 	(void)FLAC__stream_encoder_get_qlp_coeff_precision(encoder);
412 	/* we asked the encoder to auto select this so we accept anything */
413 	printf("OK\n");
414 
415 	printf("testing FLAC__stream_encoder_get_do_qlp_coeff_prec_search()... ");
416 	if(FLAC__stream_encoder_get_do_qlp_coeff_prec_search(encoder) != false) {
417 		printf("FAILED, expected false, got true\n");
418 		return false;
419 	}
420 	printf("OK\n");
421 
422 	printf("testing FLAC__stream_encoder_get_do_escape_coding()... ");
423 	if(FLAC__stream_encoder_get_do_escape_coding(encoder) != false) {
424 		printf("FAILED, expected false, got true\n");
425 		return false;
426 	}
427 	printf("OK\n");
428 
429 	printf("testing FLAC__stream_encoder_get_do_exhaustive_model_search()... ");
430 	if(FLAC__stream_encoder_get_do_exhaustive_model_search(encoder) != false) {
431 		printf("FAILED, expected false, got true\n");
432 		return false;
433 	}
434 	printf("OK\n");
435 
436 	printf("testing FLAC__stream_encoder_get_min_residual_partition_order()... ");
437 	if(FLAC__stream_encoder_get_min_residual_partition_order(encoder) != 0) {
438 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_min_residual_partition_order(encoder));
439 		return false;
440 	}
441 	printf("OK\n");
442 
443 	printf("testing FLAC__stream_encoder_get_max_residual_partition_order()... ");
444 	if(FLAC__stream_encoder_get_max_residual_partition_order(encoder) != 0) {
445 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_max_residual_partition_order(encoder));
446 		return false;
447 	}
448 	printf("OK\n");
449 
450 	printf("testing FLAC__stream_encoder_get_rice_parameter_search_dist()... ");
451 	if(FLAC__stream_encoder_get_rice_parameter_search_dist(encoder) != 0) {
452 		printf("FAILED, expected %d, got %u\n", 0, FLAC__stream_encoder_get_rice_parameter_search_dist(encoder));
453 		return false;
454 	}
455 	printf("OK\n");
456 
457 	printf("testing FLAC__stream_encoder_get_total_samples_estimate()... ");
458 	if(FLAC__stream_encoder_get_total_samples_estimate(encoder) != streaminfo_.data.stream_info.total_samples) {
459 		printf("FAILED, expected %" PRIu64 ", got %" PRIu64 "\n", streaminfo_.data.stream_info.total_samples, FLAC__stream_encoder_get_total_samples_estimate(encoder));
460 		return false;
461 	}
462 	printf("OK\n");
463 
464 	printf("testing FLAC__stream_encoder_get_limit_min_bitrate()... ");
465 	if(FLAC__stream_encoder_get_limit_min_bitrate(encoder) != true) {
466 		printf("FAILED, expected true, got false\n");
467 		return false;
468 	}
469 
470 	/* init the dummy sample buffer */
471 	for(i = 0; i < sizeof(samples) / sizeof(FLAC__int32); i++)
472 		samples[i] = i & 7;
473 
474 	printf("testing FLAC__stream_encoder_process()... ");
475 	if(!FLAC__stream_encoder_process(encoder, (const FLAC__int32 * const *)samples_array, sizeof(samples) / sizeof(FLAC__int32)))
476 		return die_s_("returned false", encoder);
477 	printf("OK\n");
478 
479 	printf("testing FLAC__stream_encoder_process_interleaved()... ");
480 	if(!FLAC__stream_encoder_process_interleaved(encoder, samples, sizeof(samples) / sizeof(FLAC__int32)))
481 		return die_s_("returned false", encoder);
482 	printf("OK\n");
483 
484 	printf("testing FLAC__stream_encoder_finish()... ");
485 	if(!FLAC__stream_encoder_finish(encoder))
486 		return die_s_("returned false", encoder);
487 	printf("OK\n");
488 
489 	if(layer < LAYER_FILE)
490 		fclose(file);
491 
492 	printf("testing FLAC__stream_encoder_delete()... ");
493 	FLAC__stream_encoder_delete(encoder);
494 	printf("OK\n");
495 
496 	printf("\nPASSED!\n");
497 
498 	return true;
499 }
500 
test_encoders(void)501 FLAC__bool test_encoders(void)
502 {
503 	FLAC__bool is_ogg = false;
504 
505 	while(1) {
506 		init_metadata_blocks_();
507 
508 		if(!test_stream_encoder(LAYER_STREAM, is_ogg))
509 			return false;
510 
511 		if(!test_stream_encoder(LAYER_SEEKABLE_STREAM, is_ogg))
512 			return false;
513 
514 		if(!test_stream_encoder(LAYER_FILE, is_ogg))
515 			return false;
516 
517 		if(!test_stream_encoder(LAYER_FILENAME, is_ogg))
518 			return false;
519 
520 		(void) grabbag__file_remove_file(flacfilename(is_ogg));
521 
522 		free_metadata_blocks_();
523 
524 		if(!FLAC_API_SUPPORTS_OGG_FLAC || is_ogg)
525 			break;
526 		is_ogg = true;
527 	}
528 
529 	return true;
530 }
531