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SFD_Muxer.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <io.h>//for Linux, changing for <unistd.h>
#include "SFD_Muxer_Error.h"
#include "MPEG_block_print.h"
#include "Sofdec_block_print.h"
#include "file_feature_read.h"
#include "KMP_search.h"
void overwrite_question(char *file, int ansi_codepage)
{
if (ansi_codepage == 1252)
printf("File \"%s\" already exists. Overwrite? [y/N]", file);
else if (ansi_codepage == 936)
printf("指定的输出文件\"%s\"已存在，是否覆盖？[y/N]", file);
char i;
scanf("%c", &i);
if(i != 'y' && i != 'Y')
exit(0);
}
void mux_end_print(int ansi_codepage)
{
if (ansi_codepage == 1252)
printf("\nMux complete.\n");
else if (ansi_codepage == 936)
printf("\n混流已完成。\n");
}
int main(int argc, char *argv[])
{
unsigned int files_num = 0;
unsigned int video_num = 0;
char *video_file[16];
unsigned int m1v_num = 0;
char *m1v_file[16];
float m1v_DTS_basic[16];
unsigned int m2v_num = 0;
char *m2v_file[16];
unsigned int audio_num = 0;
char *audio_file[32];
unsigned int sfa_num = 0;
char *sfa_file[32];
unsigned int sfa_DTS_basic[32];
unsigned int aix_num = 0;
char *aix_file[32];
unsigned int aix_DTS_basic[32];
unsigned int ac3_num = 0;
char *ac3_file[32];
unsigned int output_num = 0;
char *output_file = 0;
unsigned int SFD_style_num = 0;
char *SFD_style_file = 0;
unsigned int sofdec_version_num = 0;
unsigned int sofdec_version = 1;
unsigned int default_overwrite_flag = 0;
unsigned int audio_ID_start_offset_num = 0;
unsigned int audio_ID_start_offset = 0;
int ansi_codepage = 1252;
int i, j, k, l;
FILE *input_cache;
unsigned char file_style_cache[0x2000];
FILE *output;
unsigned long int mux_rate = 0;
unsigned int video_bound = 0;
unsigned int audio_bound = 0;
unsigned int audio_ID_start = 0;
unsigned long long int SCR_flag;
FILE *inputs[48];
char DTS_flag[48];
float DTS_basic[48];
unsigned long long int DTS_forecast[48];
unsigned long long int picture_num_basic[48];
unsigned long long int picture_num_current[48];
unsigned long int picture_num_bigest[48];
unsigned char picture_head[4] = {0x00, 0x00, 0x01, 0x00};
unsigned int picture_coding_type;
unsigned int temporal_reference;
unsigned int read_flag;
unsigned int last_picture_start = 0;
unsigned long long int PTS_cache;
//read from terminal
for (i = 1; (i + 1) < argc; i = i + 2)
{
if (strcmp(argv[i], "-v") == 0 || strcmp(argv[i], "-V") == 0)
{
video_file[video_num] = argv[i + 1];
video_num++;
}
else if (strcmp(argv[i], "-a") == 0 || strcmp(argv[i], "-A") == 0)
{
audio_file[audio_num] = argv[i + 1];
audio_num++;
}
else if (strcmp(argv[i], "-o") == 0 || strcmp(argv[i], "-O") == 0)
{
output_file = argv[i + 1];
output_num++;
}
else if (strcmp(argv[i], "-sfd") == 0 || strcmp(argv[i], "-SFD") == 0)
{
SFD_style_num++;
SFD_style_file = argv[i + 1];
}
else if (strcmp(argv[i], "-s") == 0 || strcmp(argv[i], "-S") == 0)
{
sofdec_version_num++;
sscanf(argv[i + 1], "%u", &sofdec_version);
}
else if (strcmp(argv[i], "-y") == 0 || strcmp(argv[i], "-Y") == 0)
{
default_overwrite_flag = 1;
i--;
}
else if (strcmp(argv[i], "-as") == 0 || strcmp(argv[i], "-AS") == 0)
{
audio_ID_start_offset_num++;
sscanf(argv[i + 1], "%u", &audio_ID_start_offset);
}
else if (strcmp(argv[i], "-l") == 0 || strcmp(argv[i], "-L") == 0)
{
if (strcmp(argv[i+1], "e") == 0 || strcmp(argv[i+1], "E") == 0)
ansi_codepage = 1252;
else if(strcmp(argv[i+1], "c") == 0 || strcmp(argv[i+1], "C") == 0)
ansi_codepage = 936;
else
printf("Warning: Language parameter isn't conformed to constraint conditions. The interface language is still in use English.\n");
}
else
error(001, argv[i], ansi_codepage);
}
files_num = video_num + audio_num;
if ((default_overwrite_flag == 0 && argc % 2 == 0) || argc < 5 || (default_overwrite_flag == 1 && argc % 2 == 1))
error(000, 0, ansi_codepage);
if (video_num == 0)
error(010, 0, ansi_codepage);
if (output_num == 0)
error(011, 0, ansi_codepage);
if (output_num > 1)
error(012, 0, ansi_codepage);
if (video_num > 16)
error(020, 0, ansi_codepage);
if (audio_num > 32)
error(021, 0, ansi_codepage);
if (sofdec_version > 2 || sofdec_version < 1)
error(030, 0, ansi_codepage);
if (sofdec_version_num > 1)
error(031, 0, ansi_codepage);
if ((audio_ID_start_offset + audio_num) > 32 )
error(032, 0, ansi_codepage);
if (audio_ID_start_offset_num > 1)
error(033, 0, ansi_codepage);
if (SFD_style_num > 1)
error(034, 0, ansi_codepage);
//input classification
for (i = 0; i < video_num; i++)
{
input_cache = fopen(video_file[i], "rb");
fread(file_style_cache, 1, 0x90, input_cache);
if (file_style_cache[0] == 0x00 && file_style_cache[1] == 0x00
&& file_style_cache[2] == 0x01 && file_style_cache[3] == 0xB3)
{
if ( (file_style_cache[0x0C] == 0x00 && file_style_cache[0x0D] == 0x00
&& file_style_cache[0x0E] == 0x01 && file_style_cache[0x0F] == 0xB5)
|| (file_style_cache[0x4C] == 0x00 && file_style_cache[0x4D] == 0x00
&& file_style_cache[0x4E] == 0x01 && file_style_cache[0x4F] == 0xB5)
|| (file_style_cache[0x8C] == 0x00 && file_style_cache[0x8D] == 0x00
&& file_style_cache[0x8E] == 0x01 && file_style_cache[0x8F] == 0xB5)
)
{
m2v_file[m2v_num] = video_file[i];
m2v_num++;
}
else
{
m1v_file[m1v_num] = video_file[i];
m1v_num++;
}
fclose(input_cache);
}
else
error(100, video_file[i], ansi_codepage);
}
if (m2v_num > 0)//Now can't mux MPEG-2 Video.
error(901, 0, ansi_codepage);
for (i = 0; i < audio_num; i++)
{
input_cache = fopen(audio_file[i], "rb");
fread(file_style_cache, 1, 0x1800, input_cache);
if (file_style_cache[0] == 0x80 && file_style_cache[1] == 0x00)
{
if(file_style_cache[0x11A] == 0x28 && file_style_cache[0x11B] == 0x63 && file_style_cache[0x11C] == 0x29
&& file_style_cache[0x11D] == 0x43 && file_style_cache[0x11E] == 0x52
&& file_style_cache[0x11F] == 0x49)
{
sfa_file[sfa_num] = audio_file[i];
sfa_num++;
}
else
error(111, audio_file[i], ansi_codepage);
}
else if (file_style_cache[0] == 0x0B && file_style_cache[1] == 0x77)
{
ac3_file[ac3_num] = audio_file[i];
ac3_num++;
}
else if (file_style_cache[0] == 0x41 && file_style_cache[1] == 0x49
&& file_style_cache[2] == 0x58 && file_style_cache[3] == 0x46)
{
if (file_style_cache[0x19] == 0x01 && file_style_cache[0x40] == 0x03 &&
file_style_cache[0x17FA] == 0x28 && file_style_cache[0x17FB] == 0x63 && file_style_cache[0x17FC] == 0x29
&& file_style_cache[0x17FD] == 0x43 && file_style_cache[0x17FE] == 0x52
&& file_style_cache[0x17FF] == 0x49 &&
file_style_cache[0x4C] == 0x02 && file_style_cache[0x54] == 0x02 && file_style_cache[0x5C] == 0x02 )
{
aix_file[aix_num] = audio_file[i];
aix_num++;
}
else
error(112, audio_file[i], ansi_codepage);
}
else
error(110, audio_file[i], ansi_codepage);
fclose(input_cache);
}
if ((sfa_num + aix_num) == 0 && ac3_num > 0)
error(022, 0, ansi_codepage);
//If sample Sofdec, read parameter.
if (SFD_style_num == 1)
{
input_cache = fopen(SFD_style_file, "rb");
fread(file_style_cache, 1, 0x2000, input_cache);
if( (file_style_cache[0x00] == 0x00 && file_style_cache[0x01] == 0x00
&& file_style_cache[0x02] == 0x01 && file_style_cache[0x03] == 0xBA)
&& (file_style_cache[0x1020] == 0x53 && file_style_cache[0x1021] == 0x6F && file_style_cache[0x1022] == 0x66
&& file_style_cache[0x1023] == 0x64 && file_style_cache[0x1024] == 0x65
&& file_style_cache[0x1025] == 0x63 && file_style_cache[0x1026] == 0x53
&& file_style_cache[0x1027] == 0x74 && file_style_cache[0x1028] == 0x72
&& file_style_cache[0x1029] == 0x65 && file_style_cache[0x102A] == 0x61
&& file_style_cache[0x102B] == 0x6D)
)
{
mux_rate = rate_read(file_style_cache[0x09], file_style_cache[0x0A], file_style_cache[0x0B]);
for (i = 0; i < 3; i++)
{
if (file_style_cache[(i * 0x800) + 0x0F] == 0xBB)
{
j = audio_bound_read(file_style_cache[(i * 0x800) + 0x15]);
if (j == 0)
video_bound = video_bound_read(file_style_cache[(i * 0x800) + 0x16]);
else
{
audio_bound = j;
audio_ID_start = file_style_cache[(i * 0x800) + 0x18];
audio_ID_start_offset = audio_ID_start - 0xC0;
}
}
else if(file_style_cache[(i * 0x800) + 0x0F] == 0xBF)
{
if (file_style_cache[(i * 0x800) + 0x2C] == 0x32)
sofdec_version = 2;
if(i == 1)
i++;
}
}
fclose(input_cache);
}
else
error(120, SFD_style_file, ansi_codepage);
if (video_bound != video_num)
error(300, 0, ansi_codepage);
if (audio_bound != audio_num)
error(301, 0, ansi_codepage);
}
if (SFD_style_num == 0)
{
mux_rate++;
mux_rate = mux_rate + m1v_num * 0x40F38;
mux_rate = mux_rate + ac3_num * 0x471;
if (sfa_num != 0)
for (i = 0; i < sfa_num; i++)
{
input_cache = fopen(sfa_file[i], "rb");
fread(file_style_cache, 1, 0x20, input_cache);
j = sample_rate_read(file_style_cache[0x08], file_style_cache[0x09], file_style_cache[0x0A],
file_style_cache[0x0B]);
k = file_style_cache[0x07];
mux_rate = mux_rate + sfa_rate_made(j, k, ansi_codepage);
fclose(input_cache);
}
if (aix_num != 0)
for (i = 0; i < aix_num; i++)
{
input_cache = fopen(aix_file[i], "rb");
fread(file_style_cache, 1, 0x20, input_cache);
j = sample_rate_read(file_style_cache[0x48], file_style_cache[0x49], file_style_cache[0x4A],
file_style_cache[0x4B]);
k = file_style_cache[0x4C];
mux_rate = mux_rate + (3 * sfa_rate_made(j, k, ansi_codepage));
fclose(input_cache);
}
if (mux_rate >= 0x3FFFFF)
error(200, 0, ansi_codepage);
}
//calculate DTS basic
if (sfa_num != 0)
for (i = 0; i < sfa_num; i++)
{
input_cache = fopen(sfa_file[i], "rb");
fread(file_style_cache, 1, 0x20, input_cache);
j = sample_rate_read(file_style_cache[0x08], file_style_cache[0x09], file_style_cache[0x0A],
file_style_cache[0x0B]);
k = file_style_cache[0x07];
sfa_DTS_basic[i] = (322560000 / (j * k));
fclose(input_cache);
}
if (aix_num != 0)
for (i = 0; i < aix_num; i++)
{
input_cache = fopen(aix_file[i], "rb");
fread(file_style_cache, 1, 0x50, input_cache);
j = sample_rate_read(file_style_cache[0x48], file_style_cache[0x49], file_style_cache[0x4A],
file_style_cache[0x4B]);
k = file_style_cache[0x4C];
aix_DTS_basic[i] = (322560000 / (j * k * 3));
fclose(input_cache);
}
for (i = 0; i < m1v_num; i++)
{
input_cache = fopen(m1v_file[i], "rb");
fread(file_style_cache, 1, 0x10, input_cache);
m1v_DTS_basic[i] = DTS_basic_read(file_style_cache[0x07]);
fclose(input_cache);
}
//overwrite?
j = _access(output_file, 00);//for linus, changing for "access(output_file, 00);"
if (j == 0 && default_overwrite_flag == 0)
overwrite_question(output_file, ansi_codepage);
//write
output = fopen(output_file, "wb");
SCR_flag = 0;
if (audio_num != 0)
{
pack_head_print(output, SCR_flag, mux_rate, ansi_codepage);
system_head_print(output, mux_rate, 0, audio_num, audio_ID_start_offset);
padding_stream_print(output, (0x07E2 - 3 * audio_num));
SCR_flag++;
}
pack_head_print(output, SCR_flag, mux_rate, ansi_codepage);
system_head_print(output, mux_rate, video_num, 0, 0);
padding_stream_print(output, (0x07E2 - 3 * video_num));
SCR_flag++;
pack_head_print(output, SCR_flag, mux_rate, ansi_codepage);
sofdec_stream_message_block(output, sofdec_version);
if (aix_num != 0 && sofdec_version == 2)
{
sofdec_padding_block_print(output, 0x140);
sofdec_padding_block_print(output, ((sfa_num + audio_ID_start_offset) * 0x10));
char aix_block[0x10] = {0xC0, 0x23, 0x60, 0xBB, 0X80};
for (i = 0; i < aix_num; i++)
{
aix_block[0] = 0xC0 + i + audio_ID_start_offset;
input_cache = fopen(aix_file[i], "rb");
fread(file_style_cache, 1, 0x50, input_cache);
aix_block[3] = file_style_cache[0x4A];
aix_block[4] = file_style_cache[0x4B];
fwrite(aix_block, 1, 0x10, output);
}
sofdec_padding_block_print(output, 0x640 - (sfa_num + aix_num + audio_ID_start_offset) * 0x10);
}
else
sofdec_padding_block_print(output, 0x780);
SCR_flag++;
i = 0;
j = 0;
for (; i < (sfa_num + j); i++)
{
inputs[i] = fopen(sfa_file[i - j], "rb");
DTS_flag[i] = 0x01;
DTS_basic[i] = sfa_DTS_basic[i - j];
}
j = i;
for (; i < (aix_num + j); i++)
{
inputs[i] = fopen(aix_file[i - j], "rb");
DTS_flag[i] = 0x01;
DTS_basic[i] = aix_DTS_basic[i - j];
}
j = i;
for (; i < (ac3_num + j); i++)
{
inputs[i] = fopen(ac3_file[i - j], "rb");
DTS_flag[i] = 0x01;
DTS_basic[i] = 0xCA8;
}
j = i;
for (; i < (m1v_num + j); i++)
{
inputs[i] = fopen(m1v_file[i - j], "rb");
DTS_flag[i] = 0x02;
DTS_basic[i] = m1v_DTS_basic[i - j];
}
while (SCR_flag != 0)
{
//compare DTS found the smallest
j = 0;
for (i = 1; i < files_num; i++)
if (DTS_flag[i] != 0xFF)
if (DTS_forecast[j] > DTS_forecast[i])
j = i;
if (DTS_flag[j] == 0x01)
{
k = fread(file_style_cache, 1, 0x7E0, inputs[j]);
if (k == 0)
{
DTS_flag[j] = 0xFF;
DTS_forecast[j] = 0xFFFFFFFFF;
}
else
{
pack_head_print(output, SCR_flag, mux_rate, ansi_codepage);
packet_head_print(output, (0xC0 + j + audio_ID_start_offset), (k + 0x07), 0, 0, 0x04, 0, DTS_forecast[j], 0);
fwrite(file_style_cache, 1, k, output);
padding_stream_print(output, 0x07E1 - k);
DTS_forecast[j] = DTS_forecast[j] + DTS_basic[j]; //renewal DTS
if (DTS_forecast[j] > 0x1FFFFFFFF)
error(202, 0, ansi_codepage);
if (k < 0x7E0)
{
DTS_flag[j] = 0xFF;
DTS_forecast[j] = 0xFFFFFFFFF;
}
SCR_flag++;
}
}
else if (DTS_flag[j] == 0x02)
{
read_flag = 0;
while (read_flag == 0)
{
k = fread(file_style_cache, 1, 0x7E2, inputs[j]);
l = string_searching(file_style_cache, k, picture_head, 4, 0);
if (k == 0)
{
read_flag = 1;
DTS_flag[j] = 0xFF;
DTS_forecast[j] = 0xFFFFFFFFF;
}
else
{
pack_head_print(output, SCR_flag, mux_rate, ansi_codepage);
if (l == -1 || l >= 0x7DA) //no picture_head
packet_head_print(output, (0xE0 + j - audio_num), (k + 0x0C), 0, 1, 0x2E, 4, 0, 0);
else
{
picture_coding_type = picture_coding_type_read(file_style_cache[l + 5]);
temporal_reference = temporal_reference_read(file_style_cache[l + 4], file_style_cache[l + 5]);
PTS_cache = ((picture_num_basic[j]) + temporal_reference) * DTS_basic[j];
if (picture_coding_type == 0x01 || picture_coding_type == 0x02)
packet_head_print(output, (0xE0 + j - audio_num), (k + 0x0C), 0, 1, 0x2E, 1, PTS_cache, DTS_forecast[j]);
if (picture_coding_type == 0x03)
packet_head_print(output, (0xE0 + j - audio_num), (k + 0x0C), 0, 1, 0x2E, 3, PTS_cache, DTS_forecast[j]);
read_flag = 1;
while (l != -1)//renewal DTS
{
last_picture_start = l;
picture_num_current[j]++;
temporal_reference = temporal_reference_read(file_style_cache[l + 4], file_style_cache[l + 5]);
if (picture_num_bigest[j] < temporal_reference)
picture_num_bigest[j] = temporal_reference;
if (temporal_reference == 0)
{
picture_num_basic[j] = picture_num_basic[j] + picture_num_bigest[j] + 1;
picture_num_current[j] = picture_num_basic[j];
}
DTS_forecast[j] = DTS_basic[j] * picture_num_current[j];
l = string_searching(file_style_cache, k, picture_head, 4, (last_picture_start + 1));
}
last_picture_start = 0;
}
fwrite(file_style_cache, 1, k, output);
if (k < 0x7E2)
{
DTS_flag[j] = 0xFF;
DTS_forecast[j] = 0xFFFFFFFFF;
if (0x7DC - k > 0)
padding_stream_print(output, 0x07DC - k);
else
reserved_byte(output, 0x07E2 - k);
}
SCR_flag++;
}
}
}
else
SCR_flag = 0;//End loop
}
sofdec_ending_block_print(output);
mux_end_print(ansi_codepage);
return 0;
}