FLAC__bool FLAC__frame_add_header(const FLAC__FrameHeader *header, FLAC__BitWriter *bw) { unsigned u, blocksize_hint, sample_rate_hint; FLAC__byte crc; FLAC__ASSERT(FLAC__bitwriter_is_byte_aligned(bw)); if(!FLAC__bitwriter_write_raw_uint32(bw, FLAC__FRAME_HEADER_SYNC, FLAC__FRAME_HEADER_SYNC_LEN)) return false; if(!FLAC__bitwriter_write_raw_uint32(bw, 0, FLAC__FRAME_HEADER_RESERVED_LEN)) return false; if(!FLAC__bitwriter_write_raw_uint32(bw, (header->number_type == FLAC__FRAME_NUMBER_TYPE_FRAME_NUMBER)? 0 : 1, FLAC__FRAME_HEADER_BLOCKING_STRATEGY_LEN)) return false; FLAC__ASSERT(header->blocksize > 0 && header->blocksize <= FLAC__MAX_BLOCK_SIZE); /* when this assertion holds true, any legal blocksize can be expressed in the frame header */ FLAC__ASSERT(FLAC__MAX_BLOCK_SIZE <= 65535u); blocksize_hint = 0; switch(header->blocksize) { case 192: u = 1; break; case 576: u = 2; break; case 1152: u = 3; break; case 2304: u = 4; break; case 4608: u = 5; break; case 256: u = 8; break; case 512: u = 9; break; case 1024: u = 10; break; case 2048: u = 11; break; case 4096: u = 12; break; case 8192: u = 13; break; case 16384: u = 14; break; case 32768: u = 15; break; default: if(header->blocksize <= 0x100) blocksize_hint = u = 6; else blocksize_hint = u = 7; break; } if(!FLAC__bitwriter_write_raw_uint32(bw, u, FLAC__FRAME_HEADER_BLOCK_SIZE_LEN)) return false; FLAC__ASSERT(FLAC__format_sample_rate_is_valid(header->sample_rate)); sample_rate_hint = 0; switch(header->sample_rate) { case 88200: u = 1; break; case 176400: u = 2; break; case 192000: u = 3; break; case 8000: u = 4; break; case 16000: u = 5; break; case 22050: u = 6; break; case 24000: u = 7; break; case 32000: u = 8; break; case 44100: u = 9; break; case 48000: u = 10; break; case 96000: u = 11; break; default: if(header->sample_rate <= 255000 && header->sample_rate % 1000 == 0) sample_rate_hint = u = 12; else if(header->sample_rate % 10 == 0) sample_rate_hint = u = 14; else if(header->sample_rate <= 0xffff) sample_rate_hint = u = 13; else u = 0; break; } if(!FLAC__bitwriter_write_raw_uint32(bw, u, FLAC__FRAME_HEADER_SAMPLE_RATE_LEN)) return false; FLAC__ASSERT(header->channels > 0 && header->channels <= (1u << FLAC__STREAM_METADATA_STREAMINFO_CHANNELS_LEN) && header->channels <= FLAC__MAX_CHANNELS); switch(header->channel_assignment) { case FLAC__CHANNEL_ASSIGNMENT_INDEPENDENT: u = header->channels - 1; break; case FLAC__CHANNEL_ASSIGNMENT_LEFT_SIDE: FLAC__ASSERT(header->channels == 2); u = 8; break; case FLAC__CHANNEL_ASSIGNMENT_RIGHT_SIDE: FLAC__ASSERT(header->channels == 2); u = 9; break; case FLAC__CHANNEL_ASSIGNMENT_MID_SIDE: FLAC__ASSERT(header->channels == 2); u = 10; break; default: FLAC__ASSERT(0); } if(!FLAC__bitwriter_write_raw_uint32(bw, u, FLAC__FRAME_HEADER_CHANNEL_ASSIGNMENT_LEN)) return false; FLAC__ASSERT(header->bits_per_sample > 0 && header->bits_per_sample <= (1u << FLAC__STREAM_METADATA_STREAMINFO_BITS_PER_SAMPLE_LEN)); switch(header->bits_per_sample) { case 8 : u = 1; break; case 12: u = 2; break; case 16: u = 4; break; case 20: u = 5; break; case 24: u = 6; break; default: u = 0; break; } if(!FLAC__bitwriter_write_raw_uint32(bw, u, FLAC__FRAME_HEADER_BITS_PER_SAMPLE_LEN)) return false; if(!FLAC__bitwriter_write_raw_uint32(bw, 0, FLAC__FRAME_HEADER_ZERO_PAD_LEN)) return false; if(header->number_type == FLAC__FRAME_NUMBER_TYPE_FRAME_NUMBER) { if(!FLAC__bitwriter_write_utf8_uint32(bw, header->number.frame_number)) return false; } else { if(!FLAC__bitwriter_write_utf8_uint64(bw, header->number.sample_number)) return false; } if(blocksize_hint) if(!FLAC__bitwriter_write_raw_uint32(bw, header->blocksize-1, (blocksize_hint==6)? 8:16)) return false; switch(sample_rate_hint) { case 12: if(!FLAC__bitwriter_write_raw_uint32(bw, header->sample_rate / 1000, 8)) return false; break; case 13: if(!FLAC__bitwriter_write_raw_uint32(bw, header->sample_rate, 16)) return false; break; case 14: if(!FLAC__bitwriter_write_raw_uint32(bw, header->sample_rate / 10, 16)) return false; break; } /* write the CRC */ if(!FLAC__bitwriter_get_write_crc8(bw, &crc)) return false; if(!FLAC__bitwriter_write_raw_uint32(bw, crc, FLAC__FRAME_HEADER_CRC_LEN)) return false; return true; }
FLAC__bool test_bitwriter(void) { FLAC__BitWriter *bw; FLAC__bool ok; unsigned i, j; #if WORDS_BIGENDIAN static bwword test_pattern1[5] = { 0xaaf0aabe, 0xaaaaaaa8, 0x300aaaaa, 0xaaadeadb, 0x00eeface }; #else static bwword test_pattern1[5] = { 0xbeaaf0aa, 0xa8aaaaaa, 0xaaaa0a30, 0xdbeaadaa, 0x00eeface }; #endif unsigned words, bits; /* what we think bw->words and bw->bits should be */ printf("\n+++ libFLAC unit test: bitwriter\n\n"); /* * test new -> delete */ printf("testing new... "); bw = FLAC__bitwriter_new(); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing delete... "); FLAC__bitwriter_delete(bw); printf("OK\n"); /* * test new -> init -> delete */ printf("testing new... "); bw = FLAC__bitwriter_new(); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing init... "); FLAC__bitwriter_init(bw); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing delete... "); FLAC__bitwriter_delete(bw); printf("OK\n"); /* * test new -> init -> clear -> delete */ printf("testing new... "); bw = FLAC__bitwriter_new(); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing init... "); FLAC__bitwriter_init(bw); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing clear... "); FLAC__bitwriter_clear(bw); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing delete... "); FLAC__bitwriter_delete(bw); printf("OK\n"); /* * test normal usage */ printf("testing new... "); bw = FLAC__bitwriter_new(); if(0 == bw) { printf("FAILED, returned NULL\n"); return false; } printf("OK\n"); printf("testing init... "); ok = FLAC__bitwriter_init(bw); printf("%s\n", ok?"OK":"FAILED"); if(!ok) return false; printf("testing clear... "); FLAC__bitwriter_clear(bw); printf("OK\n"); words = bits = 0; printf("capacity = %u\n", bw->capacity); printf("testing zeroes, raw_uint32*... "); ok = FLAC__bitwriter_write_raw_uint32(bw, 0x1, 1) && FLAC__bitwriter_write_raw_uint32(bw, 0x1, 2) && FLAC__bitwriter_write_raw_uint32(bw, 0xa, 5) && FLAC__bitwriter_write_raw_uint32(bw, 0xf0, 8) && FLAC__bitwriter_write_raw_uint32(bw, 0x2aa, 10) && FLAC__bitwriter_write_raw_uint32(bw, 0xf, 4) && FLAC__bitwriter_write_raw_uint32(bw, 0xaaaaaaaa, 32) && FLAC__bitwriter_write_zeroes(bw, 4) && FLAC__bitwriter_write_raw_uint32(bw, 0x3, 2) && FLAC__bitwriter_write_zeroes(bw, 8) && FLAC__bitwriter_write_raw_uint64(bw, FLAC__U64L(0xaaaaaaaadeadbeef), 64) && FLAC__bitwriter_write_raw_uint32(bw, 0xace, 12) ; if(!ok) { printf("FAILED\n"); FLAC__bitwriter_dump(bw, stdout); return false; } words = 4; bits = 24; if(bw->words != words) { printf("FAILED byte count %u != %u\n", bw->words, words); FLAC__bitwriter_dump(bw, stdout); return false; } if(bw->bits != bits) { printf("FAILED bit count %u != %u\n", bw->bits, bits); FLAC__bitwriter_dump(bw, stdout); return false; } if(memcmp(bw->buffer, test_pattern1, sizeof(bwword)*words) != 0) { printf("FAILED pattern match (buffer)\n"); FLAC__bitwriter_dump(bw, stdout); return false; } if((bw->accum & 0x00ffffff) != test_pattern1[words]) { printf("FAILED pattern match (bw->accum=%08X != %08X)\n", bw->accum&0x00ffffff, test_pattern1[words]); FLAC__bitwriter_dump(bw, stdout); return false; } printf("OK\n"); FLAC__bitwriter_dump(bw, stdout); printf("testing raw_uint32 some more... "); ok = FLAC__bitwriter_write_raw_uint32(bw, 0x3d, 6); if(!ok) { printf("FAILED\n"); FLAC__bitwriter_dump(bw, stdout); return false; } bits += 6; test_pattern1[words] <<= 6; test_pattern1[words] |= 0x3d; if(bw->words != words) { printf("FAILED byte count %u != %u\n", bw->words, words); FLAC__bitwriter_dump(bw, stdout); return false; } if(bw->bits != bits) { printf("FAILED bit count %u != %u\n", bw->bits, bits); FLAC__bitwriter_dump(bw, stdout); return false; } if(memcmp(bw->buffer, test_pattern1, sizeof(bwword)*words) != 0) { printf("FAILED pattern match (buffer)\n"); FLAC__bitwriter_dump(bw, stdout); return false; } if((bw->accum & 0x3fffffff) != test_pattern1[words]) { printf("FAILED pattern match (bw->accum=%08X != %08X)\n", bw->accum&0x3fffffff, test_pattern1[words]); FLAC__bitwriter_dump(bw, stdout); return false; } printf("OK\n"); FLAC__bitwriter_dump(bw, stdout); printf("testing utf8_uint32(0x00000000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x00000000); ok = TOTAL_BITS(bw) == 8 && (bw->accum & 0xff) == 0; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x0000007F)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x0000007F); ok = TOTAL_BITS(bw) == 8 && (bw->accum & 0xff) == 0x7F; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x00000080)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x00000080); ok = TOTAL_BITS(bw) == 16 && (bw->accum & 0xffff) == 0xC280; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x000007FF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x000007FF); ok = TOTAL_BITS(bw) == 16 && (bw->accum & 0xffff) == 0xDFBF; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x00000800)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x00000800); ok = TOTAL_BITS(bw) == 24 && (bw->accum & 0xffffff) == 0xE0A080; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x0000FFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x0000FFFF); ok = TOTAL_BITS(bw) == 24 && (bw->accum & 0xffffff) == 0xEFBFBF; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x00010000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x00010000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0xF0908080; #else ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0x808090F0; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x001FFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x001FFFFF); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0xF7BFBFBF; #else ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0xBFBFBFF7; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x00200000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x00200000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0xF8888080 && (bw->accum & 0xff) == 0x80; #else ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0x808088F8 && (bw->accum & 0xff) == 0x80; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x03FFFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x03FFFFFF); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0xFBBFBFBF && (bw->accum & 0xff) == 0xBF; #else ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0xBFBFBFFB && (bw->accum & 0xff) == 0xBF; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x04000000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x04000000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0xFC848080 && (bw->accum & 0xffff) == 0x8080; #else ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0x808084FC && (bw->accum & 0xffff) == 0x8080; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint32(0x7FFFFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint32(bw, 0x7FFFFFFF); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0xFDBFBFBF && (bw->accum & 0xffff) == 0xBFBF; #else ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0xBFBFBFFD && (bw->accum & 0xffff) == 0xBFBF; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000000000000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000000000000); ok = TOTAL_BITS(bw) == 8 && (bw->accum & 0xff) == 0; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x000000000000007F)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x000000000000007F); ok = TOTAL_BITS(bw) == 8 && (bw->accum & 0xff) == 0x7F; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000000000080)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000000000080); ok = TOTAL_BITS(bw) == 16 && (bw->accum & 0xffff) == 0xC280; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x00000000000007FF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x00000000000007FF); ok = TOTAL_BITS(bw) == 16 && (bw->accum & 0xffff) == 0xDFBF; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000000000800)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000000000800); ok = TOTAL_BITS(bw) == 24 && (bw->accum & 0xffffff) == 0xE0A080; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x000000000000FFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x000000000000FFFF); ok = TOTAL_BITS(bw) == 24 && (bw->accum & 0xffffff) == 0xEFBFBF; printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000000010000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000000010000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0xF0908080; #else ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0x808090F0; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x00000000001FFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x00000000001FFFFF); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0xF7BFBFBF; #else ok = TOTAL_BITS(bw) == 32 && bw->buffer[0] == 0xBFBFBFF7; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000000200000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000000200000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0xF8888080 && (bw->accum & 0xff) == 0x80; #else ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0x808088F8 && (bw->accum & 0xff) == 0x80; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000003FFFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000003FFFFFF); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0xFBBFBFBF && (bw->accum & 0xff) == 0xBF; #else ok = TOTAL_BITS(bw) == 40 && bw->buffer[0] == 0xBFBFBFFB && (bw->accum & 0xff) == 0xBF; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000004000000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000004000000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0xFC848080 && (bw->accum & 0xffff) == 0x8080; #else ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0x808084FC && (bw->accum & 0xffff) == 0x8080; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x000000007FFFFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x000000007FFFFFFF); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0xFDBFBFBF && (bw->accum & 0xffff) == 0xBFBF; #else ok = TOTAL_BITS(bw) == 48 && bw->buffer[0] == 0xBFBFBFFD && (bw->accum & 0xffff) == 0xBFBF; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000080000000)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, 0x0000000080000000); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 56 && bw->buffer[0] == 0xFE828080 && (bw->accum & 0xffffff) == 0x808080; #else ok = TOTAL_BITS(bw) == 56 && bw->buffer[0] == 0x808082FE && (bw->accum & 0xffffff) == 0x808080; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing utf8_uint64(0x0000000FFFFFFFFF)... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_utf8_uint64(bw, FLAC__U64L(0x0000000FFFFFFFFF)); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == 56 && bw->buffer[0] == 0xFEBFBFBF && (bw->accum & 0xffffff) == 0xBFBFBF; #else ok = TOTAL_BITS(bw) == 56 && bw->buffer[0] == 0xBFBFBFFE && (bw->accum & 0xffffff) == 0xBFBFBF; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("testing grow... "); FLAC__bitwriter_clear(bw); FLAC__bitwriter_write_raw_uint32(bw, 0x5, 4); j = bw->capacity; for(i = 0; i < j; i++) FLAC__bitwriter_write_raw_uint32(bw, 0xaaaaaaaa, 32); #if WORDS_BIGENDIAN ok = TOTAL_BITS(bw) == i*32+4 && bw->buffer[0] == 0x5aaaaaaa && (bw->accum & 0xf) == 0xa; #else ok = TOTAL_BITS(bw) == i*32+4 && bw->buffer[0] == 0xaaaaaa5a && (bw->accum & 0xf) == 0xa; #endif printf("%s\n", ok?"OK":"FAILED"); if(!ok) { FLAC__bitwriter_dump(bw, stdout); return false; } printf("capacity = %u\n", bw->capacity); printf("testing free... "); FLAC__bitwriter_free(bw); printf("OK\n"); printf("testing delete... "); FLAC__bitwriter_delete(bw); printf("OK\n"); printf("\nPASSED!\n"); return true; }