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1 /* | 1 /* |
2 * (c) 2002 Fabrice Bellard | 2 * (c) 2002 Fabrice Bellard |
3 * | 3 * |
4 * This file is part of FFmpeg. | 4 * This file is part of FFmpeg. |
5 * | 5 * |
6 * FFmpeg is free software; you can redistribute it and/or | 6 * FFmpeg is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Lesser General Public | 7 * modify it under the terms of the GNU Lesser General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2.1 of the License, or (at your option) any later version. | 9 * version 2.1 of the License, or (at your option) any later version. |
10 * | 10 * |
11 * FFmpeg is distributed in the hope that it will be useful, | 11 * FFmpeg is distributed in the hope that it will be useful, |
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 * Lesser General Public License for more details. | 14 * Lesser General Public License for more details. |
15 * | 15 * |
16 * You should have received a copy of the GNU Lesser General Public | 16 * You should have received a copy of the GNU Lesser General Public |
17 * License along with FFmpeg; if not, write to the Free Software | 17 * License along with FFmpeg; if not, write to the Free Software |
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 */ | 19 */ |
20 | 20 |
21 /** | 21 /** |
22 * @file libavcodec/fft-test.c | 22 * @file libavcodec/fft-test.c |
23 * FFT and MDCT tests. | 23 * FFT and MDCT tests. |
24 */ | 24 */ |
25 | 25 |
| 26 #include "libavutil/mathematics.h" |
26 #include "libavutil/lfg.h" | 27 #include "libavutil/lfg.h" |
27 #include "dsputil.h" | 28 #include "libavutil/log.h" |
| 29 #include "fft.h" |
28 #include <math.h> | 30 #include <math.h> |
29 #include <unistd.h> | 31 #include <unistd.h> |
30 #include <sys/time.h> | 32 #include <sys/time.h> |
31 #include <stdlib.h> | 33 #include <stdlib.h> |
32 #include <string.h> | 34 #include <string.h> |
33 | 35 |
34 #undef exit | 36 #undef exit |
35 | 37 |
36 /* reference fft */ | 38 /* reference fft */ |
37 | 39 |
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283 case TRANSFORM_FFT: | 285 case TRANSFORM_FFT: |
284 if (do_inverse) | 286 if (do_inverse) |
285 av_log(NULL, AV_LOG_INFO,"IFFT"); | 287 av_log(NULL, AV_LOG_INFO,"IFFT"); |
286 else | 288 else |
287 av_log(NULL, AV_LOG_INFO,"FFT"); | 289 av_log(NULL, AV_LOG_INFO,"FFT"); |
288 ff_fft_init(s, fft_nbits, do_inverse); | 290 ff_fft_init(s, fft_nbits, do_inverse); |
289 fft_ref_init(fft_nbits, do_inverse); | 291 fft_ref_init(fft_nbits, do_inverse); |
290 break; | 292 break; |
291 case TRANSFORM_RDFT: | 293 case TRANSFORM_RDFT: |
292 if (do_inverse) | 294 if (do_inverse) |
293 av_log(NULL, AV_LOG_INFO,"IRDFT"); | 295 av_log(NULL, AV_LOG_INFO,"IDFT_C2R"); |
294 else | 296 else |
295 av_log(NULL, AV_LOG_INFO,"RDFT"); | 297 av_log(NULL, AV_LOG_INFO,"DFT_R2C"); |
296 ff_rdft_init(r, fft_nbits, do_inverse ? IRDFT : RDFT); | 298 ff_rdft_init(r, fft_nbits, do_inverse ? IDFT_C2R : DFT_R2C); |
297 fft_ref_init(fft_nbits, do_inverse); | 299 fft_ref_init(fft_nbits, do_inverse); |
298 break; | 300 break; |
299 case TRANSFORM_DCT: | 301 case TRANSFORM_DCT: |
300 if (do_inverse) | 302 if (do_inverse) |
301 av_log(NULL, AV_LOG_INFO,"IDCT"); | 303 av_log(NULL, AV_LOG_INFO,"IDCT"); |
302 else | 304 else |
303 av_log(NULL, AV_LOG_INFO,"DCT"); | 305 av_log(NULL, AV_LOG_INFO,"DCT"); |
304 ff_dct_init(d, fft_nbits, do_inverse); | 306 ff_dct_init(d, fft_nbits, do_inverse); |
305 break; | 307 break; |
306 } | 308 } |
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434 break; | 436 break; |
435 case TRANSFORM_RDFT: | 437 case TRANSFORM_RDFT: |
436 ff_rdft_end(r); | 438 ff_rdft_end(r); |
437 break; | 439 break; |
438 case TRANSFORM_DCT: | 440 case TRANSFORM_DCT: |
439 ff_dct_end(d); | 441 ff_dct_end(d); |
440 break; | 442 break; |
441 } | 443 } |
442 return 0; | 444 return 0; |
443 } | 445 } |
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