diff options
Diffstat (limited to 'source/blender/imbuf/intern/indexer_dv.c')
-rw-r--r-- | source/blender/imbuf/intern/indexer_dv.c | 257 |
1 files changed, 129 insertions, 128 deletions
diff --git a/source/blender/imbuf/intern/indexer_dv.c b/source/blender/imbuf/intern/indexer_dv.c index 0961af10f69..d1202136d56 100644 --- a/source/blender/imbuf/intern/indexer_dv.c +++ b/source/blender/imbuf/intern/indexer_dv.c @@ -26,11 +26,12 @@ #include "IMB_indexer.h" #include "MEM_guardedalloc.h" +#include "BLI_utildefines.h" #include <time.h> typedef struct indexer_dv_bitstream { - unsigned char* buffer; - int bit_pos; + unsigned char* buffer; + int bit_pos; } indexer_dv_bitstream; static indexer_dv_bitstream bitstream_new(unsigned char* buffer_) @@ -56,41 +57,41 @@ static unsigned long bitstream_get_bits(indexer_dv_bitstream * This, int num) } static int parse_num(indexer_dv_bitstream * b, int numbits) { - return bitstream_get_bits(b, numbits); + return bitstream_get_bits(b, numbits); } static int parse_bcd(indexer_dv_bitstream * b, int n) { - char s[256]; + char s[256]; char * p = s + (n+3)/4; *p-- = 0; - while (n > 4) { - char a; - int v = bitstream_get_bits(b, 4); + while (n > 4) { + char a; + int v = bitstream_get_bits(b, 4); - n -= 4; + n -= 4; a = '0' + v; - if (a > '9') { - bitstream_get_bits(b, n); + if (a > '9') { + bitstream_get_bits(b, n); return -1; - } + } *p-- = a; - } - if (n) { - char a; - int v = bitstream_get_bits(b, n); - a = '0' + v; - if (a > '9') { + } + if (n) { + char a; + int v = bitstream_get_bits(b, n); + a = '0' + v; + if (a > '9') { return -1; - } - *p-- = a; - } + } + *p-- = a; + } - return atol(s); + return atol(s); } typedef struct indexer_dv_context @@ -124,124 +125,124 @@ typedef struct indexer_dv_context static void parse_packet(indexer_dv_context * This, unsigned char * p) { - indexer_dv_bitstream b; - int type = p[0]; + indexer_dv_bitstream b; + int type = p[0]; b = bitstream_new(p + 1); - switch (type) { - case 0x62: // Record date - parse_num(&b, 8); - This->rec_curr_day = parse_bcd(&b, 6); - parse_num(&b, 2); - This->rec_curr_month = parse_bcd(&b, 5); - parse_num(&b, 3); - This->rec_curr_year = parse_bcd(&b, 8); - if (This->rec_curr_year < 25) { - This->rec_curr_year += 2000; - } else { - This->rec_curr_year += 1900; - } - This->got_record_date = 1; - break; - case 0x63: // Record time - This->rec_curr_frame = parse_bcd(&b, 6); - parse_num(&b, 2); - This->rec_curr_second = parse_bcd(&b, 7); - parse_num(&b, 1); - This->rec_curr_minute = parse_bcd(&b, 7); - parse_num(&b, 1); - This->rec_curr_hour = parse_bcd(&b, 6); - This->got_record_time = 1; - break; - } + switch (type) { + case 0x62: // Record date + parse_num(&b, 8); + This->rec_curr_day = parse_bcd(&b, 6); + parse_num(&b, 2); + This->rec_curr_month = parse_bcd(&b, 5); + parse_num(&b, 3); + This->rec_curr_year = parse_bcd(&b, 8); + if (This->rec_curr_year < 25) { + This->rec_curr_year += 2000; + } else { + This->rec_curr_year += 1900; + } + This->got_record_date = 1; + break; + case 0x63: // Record time + This->rec_curr_frame = parse_bcd(&b, 6); + parse_num(&b, 2); + This->rec_curr_second = parse_bcd(&b, 7); + parse_num(&b, 1); + This->rec_curr_minute = parse_bcd(&b, 7); + parse_num(&b, 1); + This->rec_curr_hour = parse_bcd(&b, 6); + This->got_record_time = 1; + break; + } } static void parse_header_block(indexer_dv_context * This, unsigned char* target) { int i; - for (i = 3; i < 80; i += 5) { - if (target[i] != 0xff) { - parse_packet(This, target + i); - } - } + for (i = 3; i < 80; i += 5) { + if (target[i] != 0xff) { + parse_packet(This, target + i); + } + } } static void parse_subcode_blocks( - indexer_dv_context * This, unsigned char* target) + indexer_dv_context * This, unsigned char* target) { int i,j; - for (j = 0; j < 2; j++) { - for (i = 3; i < 80; i += 5) { - if (target[i] != 0xff) { - parse_packet(This, target + i); - } - } - } + for (j = 0; j < 2; j++) { + for (i = 3; i < 80; i += 5) { + if (target[i] != 0xff) { + parse_packet(This, target + i); + } + } + } } static void parse_vaux_blocks( - indexer_dv_context * This, unsigned char* target) + indexer_dv_context * This, unsigned char* target) { int i,j; - for (j = 0; j < 3; j++) { - for (i = 3; i < 80; i += 5) { - if (target[i] != 0xff) { - parse_packet(This, target + i); - } - } - target += 80; - } + for (j = 0; j < 3; j++) { + for (i = 3; i < 80; i += 5) { + if (target[i] != 0xff) { + parse_packet(This, target + i); + } + } + target += 80; + } } static void parse_audio_headers( - indexer_dv_context * This, unsigned char* target) + indexer_dv_context * This, unsigned char* target) { int i; - for(i = 0; i < 9; i++) { - if (target[3] != 0xff) { - parse_packet(This, target + 3); - } - target += 16 * 80; - } + for(i = 0; i < 9; i++) { + if (target[3] != 0xff) { + parse_packet(This, target + 3); + } + target += 16 * 80; + } } static void parse_frame(indexer_dv_context * This, - unsigned char * framebuffer, int isPAL) + unsigned char * framebuffer, int isPAL) { - int numDIFseq = isPAL ? 12 : 10; - unsigned char* target = framebuffer; + int numDIFseq = isPAL ? 12 : 10; + unsigned char* target = framebuffer; int ds; - for (ds = 0; ds < numDIFseq; ds++) { - parse_header_block(This, target); - target += 1 * 80; - parse_subcode_blocks(This, target); - target += 2 * 80; - parse_vaux_blocks(This, target); - target += 3 * 80; - parse_audio_headers(This, target); - target += 144 * 80; - } + for (ds = 0; ds < numDIFseq; ds++) { + parse_header_block(This, target); + target += 1 * 80; + parse_subcode_blocks(This, target); + target += 2 * 80; + parse_vaux_blocks(This, target); + target += 3 * 80; + parse_audio_headers(This, target); + target += 144 * 80; + } } static void inc_frame(int * frame, time_t * t, int isPAL) { - if ((isPAL && *frame >= 25) || (!isPAL && *frame >= 30)) { - fprintf(stderr, "Ouchie: inc_frame: invalid_frameno: %d\n", - *frame); - } - (*frame)++; - if (isPAL && *frame >= 25) { - (*t)++; - *frame = 0; - } else if (!isPAL && *frame >= 30) { - (*t)++; - *frame = 0; - } + if ((isPAL && *frame >= 25) || (!isPAL && *frame >= 30)) { + fprintf(stderr, "Ouchie: inc_frame: invalid_frameno: %d\n", + *frame); + } + (*frame)++; + if (isPAL && *frame >= 25) { + (*t)++; + *frame = 0; + } else if (!isPAL && *frame >= 30) { + (*t)++; + *frame = 0; + } } static void write_index(indexer_dv_context * This, anim_index_entry * entry) @@ -255,36 +256,36 @@ static void fill_gap(indexer_dv_context * This, int isPAL) { int i; - for (i = 0; i < This->fsize; i++) { - if (This->gap_start == This->ref_time_read && - This->gap_frame == This->curr_frame) { - fprintf(stderr, - "indexer_dv::fill_gap: " - "can't seek backwards !\n"); - break; - } - inc_frame(&This->gap_frame, &This->gap_start, isPAL); - } - - while (This->gap_start != This->ref_time_read || + for (i = 0; i < This->fsize; i++) { + if (This->gap_start == This->ref_time_read && + This->gap_frame == This->curr_frame) { + fprintf(stderr, + "indexer_dv::fill_gap: " + "can't seek backwards !\n"); + break; + } + inc_frame(&This->gap_frame, &This->gap_start, isPAL); + } + + while (This->gap_start != This->ref_time_read || This->gap_frame != This->curr_frame) { - inc_frame(&This->gap_frame, &This->gap_start, isPAL); + inc_frame(&This->gap_frame, &This->gap_start, isPAL); This->frameno_offset++; - } + } - for (i = 0; i < This->fsize; i++) { + for (i = 0; i < This->fsize; i++) { write_index(This, This->backbuffer + i); - } - This->fsize = 0; + } + This->fsize = 0; } static void proc_frame(indexer_dv_context * This, - unsigned char* framebuffer, int isPAL) + unsigned char* UNUSED(framebuffer), int isPAL) { struct tm recDate; time_t t; - if (!This->got_record_date || !This->got_record_time) { + if (!This->got_record_date || !This->got_record_time) { return; } @@ -328,9 +329,9 @@ static void proc_frame(indexer_dv_context * This, } static void indexer_dv_proc_frame(anim_index_builder * idx, - unsigned char * buffer, - int data_size, - struct anim_index_entry * entry) + unsigned char * buffer, + int UNUSED(data_size), + struct anim_index_entry * entry) { int isPAL; @@ -353,7 +354,7 @@ static void indexer_dv_proc_frame(anim_index_builder * idx, int i; fprintf(stderr, "indexer_dv::indexer_dv_proc_frame: " - "backbuffer overrun, emergency flush"); + "backbuffer overrun, emergency flush"); for (i = 0; i < This->fsize; i++) { write_index(This, This->backbuffer+i); @@ -377,8 +378,8 @@ static void indexer_dv_delete(anim_index_builder * idx) void IMB_indexer_dv_new(anim_index_builder * idx) { - indexer_dv_context * rv = MEM_callocN( - sizeof(indexer_dv_context), "index_dv builder context"); + indexer_dv_context * rv = MEM_callocN( + sizeof(indexer_dv_context), "index_dv builder context"); rv->ref_time_read = -1; rv->curr_frame = -1; |