diff options
Diffstat (limited to 'engines/sci/sfx/pcm_device/audbuf_test.cpp')
| -rw-r--r-- | engines/sci/sfx/pcm_device/audbuf_test.cpp | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/engines/sci/sfx/pcm_device/audbuf_test.cpp b/engines/sci/sfx/pcm_device/audbuf_test.cpp new file mode 100644 index 0000000000..216aa9079e --- /dev/null +++ b/engines/sci/sfx/pcm_device/audbuf_test.cpp @@ -0,0 +1,190 @@ +/*************************************************************************** + audbuf_test.c Copyright (C) 2002 Christoph Reichenbach + + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public Licence as + published by the Free Software Foundaton; either version 2 of the + Licence, or (at your option) any later version. + + It is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + merchantibility or fitness for a particular purpose. See the + GNU General Public Licence for more details. + + You should have received a copy of the GNU General Public Licence + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + + Please contact the maintainer for any program-related bug reports or + inquiries. + + Current Maintainer: + + Christoph Reichenbach (CR) <jameson@linuxgames.com> + +***************************************************************************/ + +#include "audiobuf.h" +#if 0 +sfx_audio_buf_t buf; + +#define MIN_FRAMESIZE 1 +#define MAX_FRAMESIZE 8 + + +void +tester_write(unsigned char *data, int datalen, int framesize, int gran) +{ + int i; + + for (i = 0; i < datalen; i += gran) { + int size = (i + gran < datalen)? gran : datalen - i; + + sfx_audbuf_write(&buf, data + (i * framesize), framesize, size); + } +} + + +void +tester_read(unsigned char *data, int datalen, int framesize, int gran) +{ + unsigned char *readdata = malloc(datalen * framesize); + int i; + + for (i = 0; i < datalen; i += gran) { + int size = (i + gran < datalen)? gran : datalen - i; + int j; + + sfx_audbuf_read(&buf, readdata + (i * framesize), framesize, size); + for (j = 0; j < gran * framesize; j++) { + int offset = i*framesize + j; + + if (data[i] != readdata[i]) { + fprintf(stderr, "[ERROR] Mismatch at offset %08x (sample #%d): Expected %02x, got %02x\n", + offset, i, readdata[i], data[i]); + } + } + } + + free(readdata); +} + + +void +test1(unsigned char *data, int len) + /* Test the 'regular' case */ +{ + int framesize; + int stepsize; + + fprintf(stderr, "[Test-1] Commenced; len=%d.\n", len); + + for (framesize = MAX_FRAMESIZE; framesize >= MIN_FRAMESIZE; framesize >>= 1) { + fprintf(stderr, "[Test-1] Writing frame size %d\n", framesize); + for (stepsize = 1; stepsize <= len; stepsize++) + tester_write(data, len / framesize, framesize, stepsize); + } + + for (framesize = MAX_FRAMESIZE; framesize >= MIN_FRAMESIZE; framesize >>= 1) { + fprintf(stderr, "[Test-1] Reading frame size %d\n", framesize); + for (stepsize = len; stepsize >= 1; stepsize--) + tester_read(data, len / framesize, framesize, stepsize); + } + + fprintf(stderr, "[Test-1] Completed.\n"); +} + +#define TEST2_COUNT 10 +#define TEST2_LEN 3 + +void +test2(unsigned char *data, int framesize) + /* Test whether buffer underrun repeats are handled correctly */ +{ + int i; + unsigned char *src; + + fprintf(stderr, "[Test-2] Commenced; framesize=%d.\n", framesize); + + sfx_audbuf_write(&buf, data, framesize, 1); + src = malloc(framesize * TEST2_LEN); + + for (i = 0; i < TEST2_COUNT + 1; i++) { + int inst; + sfx_audbuf_read(&buf, src, framesize, TEST2_LEN); + + for (inst = 0; inst < TEST2_LEN; inst++) { + int offset = inst * framesize; + int j; + + for (j = 0; j < framesize; j++) + if (src[j + offset] != data[j]) { + fprintf(stderr, "[ERROR] At copy sample %d, frame %d, offset %d: Expected %02x, got %02x\n", + i, inst, j, data[j], src[j+offset]); + } + } + memset(src, 0xbf, framesize * TEST2_LEN); + } + + free(src); + fprintf(stderr, "[Test-1] Completed.\n"); +} + + +#define CHUNKS_NR 4 + +#define CHUNK_LEN_0 8 +#define CHUNK_LEN_1 20 +#define CHUNK_LEN_2 16 +#define CHUNK_LEN_3 40 + +unsigned char test_data_0[CHUNK_LEN_0] = + { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 }; +unsigned char test_data_1[CHUNK_LEN_1] = + { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, 0x00, 0xff, + 0xff, 0x00, 0xff, 0x00}; +unsigned char test_data_2[CHUNK_LEN_2] = + { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; +unsigned char test_data_3[CHUNK_LEN_3] = + { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, + 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, + 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, + 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, + 0x8f, 0x8e, 0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88 }; + +struct { + int len; + unsigned char *data; +} test_chunks[CHUNKS_NR] = { + { CHUNK_LEN_0, test_data_0 }, + { CHUNK_LEN_1, test_data_1 }, + { CHUNK_LEN_2, test_data_2 }, + { CHUNK_LEN_3, test_data_3 } +}; + +int +main(int argc, char **argv) +{ + int i; + + sfx_audbuf_init(&buf); + for (i = 0; i < CHUNKS_NR; i++) { + int k; + + /* for (k = MAX_FRAMESIZE; k >= MIN_FRAMESIZE; k >>= 1) + test2(test_chunks[i].data, k);*/ + + test1(test_chunks[i].data, test_chunks[i].len); + } + sfx_audbuf_exit(&buf); + + return 0; +} +#else +int main() {} +#endif |