int PlayThread_file()
{
int k;
if (buffercount > 0) {
for (k = 0; k < (768*2 - buffercount); k++)
buffer[k] = buffer[k + buffercount];
read_buffer_filestream(infile, buffer + (768*2) - buffercount, buffercount);
buffercount = 0;
}
sample_buffer = (char*)faacDecDecode(hDecoder, &frameInfo, buffer, 768*2);
if (frameInfo.error)
{
MessageBox(NULL, faacDecGetErrorMessage(frameInfo.error), "FAAD Error", MB_OK);
last_frame = 1;
}
buffercount += frameInfo.bytesconsumed;
bytecount += frameInfo.bytesconsumed;
if (bytecount >= fileread)
last_frame = 1;
return frameInfo.bytesconsumed;
}
int play_memmap(char *fn)
{
int tagsize = 0;
infile = open_filestream(fn);
if (infile == NULL)
return 1;
fileread = filelength_filestream(infile);
memmap_buffer = (char*)LocalAlloc(LPTR, fileread);
read_buffer_filestream(infile, memmap_buffer, fileread);
/* skip id3v2 tag */
memmap_index = id3v2_tag(memmap_buffer);
hDecoder = faacDecOpen();
/* Copy the configuration dialog setting and use it as the default */
/* initialize the decoder, and get samplerate and channel info */
if ((buffercount = faacDecInit(hDecoder, memmap_buffer + memmap_index,
fileread - memmap_index - 1, &samplerate, &channels)) < 0)
{
MessageBox(mod.hMainWindow, "Error opening input file\n", "FAAD Error", MB_OK);
return 1;
}
memmap_index += buffercount;
PlayThread_memmap();
return 0;
}
static int read_ADIF_header(FILE_STREAM *file, faadAACInfo *info)
{
int bitstream;
unsigned char buffer[ADIF_MAX_SIZE];
int skip_size = 0;
int sf_idx;
/* Get ADIF header data */
info->headertype = 1;
if(read_buffer_filestream(file, buffer, ADIF_MAX_SIZE) < 0)
return -1;
/* copyright string */
if(buffer[0] & 0x80)
skip_size += 9; /* skip 9 bytes */
bitstream = buffer[0 + skip_size] & 0x10;
info->bitrate = ((unsigned int)(buffer[0 + skip_size] & 0x0F)<<19)|
((unsigned int)buffer[1 + skip_size]<<11)|
((unsigned int)buffer[2 + skip_size]<<3)|
((unsigned int)buffer[3 + skip_size] & 0xE0);
if (bitstream == 0)
{
info->object_type = ((buffer[6 + skip_size]&0x01)<<1)|((buffer[7 + skip_size]&0x80)>>7);
sf_idx = (buffer[7 + skip_size]&0x78)>>3;
} else {
int aac_seek(int pos_ms, int *sktable)
{
double offset_sec;
offset_sec = pos_ms / 1000.0;
if (!current_file_mode)
{
seek_filestream(infile, sktable[(int)(offset_sec+0.5)], FILE_BEGIN);
bytecount = sktable[(int)(offset_sec+0.5)];
buffercount = 0;
read_buffer_filestream(infile, buffer, 768*2);
} else {
memmap_index = sktable[(int)(offset_sec+0.5)];
}
return 0;
}
int play_file(char *fn)
{
int k;
int tagsize;
ZeroMemory(buffer, 768*2);
infile = open_filestream(fn);
if (infile == NULL)
return 1;
fileread = filelength_filestream(infile);
buffercount = bytecount = 0;
read_buffer_filestream(infile, buffer, 768*2);
tagsize = id3v2_tag(buffer);
/* If we find a tag, run right over it */
if(tagsize)
{
if(infile->http)
{
int i;
/* Crude way of doing this, but I believe its fast enough to not make a big difference */
close_filestream(infile);
infile = open_filestream(fn);
for(i=0; i < tagsize; i++)
read_byte_filestream(infile);
}
else
{
seek_filestream(infile, tagsize, FILE_BEGIN);
}
bytecount = tagsize;
buffercount = 0;
read_buffer_filestream(infile, buffer, 768*2);
}
hDecoder = faacDecOpen();
/* Copy the configuration dialog setting and use it as the default */
/* initialize the decoder, and get samplerate and channel info */
if((buffercount = faacDecInit(hDecoder, buffer, 768*2, &samplerate, &channels)) < 0)
{
MessageBox(mod.hMainWindow, "Error opening input file\n", "FAAD Error", MB_OK);
return 1;
}
if(buffercount > 0)
{
bytecount += buffercount;
for (k = 0; k < (768*2 - buffercount); k++)
buffer[k] = buffer[k + buffercount];
read_buffer_filestream(infile, buffer + (768*2) - buffercount, buffercount);
buffercount = 0;
}
PlayThread_file();
return 0;
}
