diff options
Diffstat (limited to 'ptfformat.cc')
| -rw-r--r-- | ptfformat.cc | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/ptfformat.cc b/ptfformat.cc index f0c9793..652024e 100644 --- a/ptfformat.cc +++ b/ptfformat.cc @@ -128,6 +128,10 @@ PTFFormat::load(std::string path, int64_t targetsr) { fread(&c0, 1, 1, fp); fread(&c1, 1, 1, fp); + // For version 7 support: + version = c0 & 0x0f; + c0 = c0 & 0xc0; + if (! (ptfunxored = (unsigned char*) malloc(len * sizeof(unsigned char)))) { /* Silently fail -- out of memory*/ fclose(fp); @@ -290,9 +294,14 @@ PTFFormat::unxor10(void) void PTFFormat::parse(void) { - version = ptfunxored[61]; + version = (version == 0) ? ptfunxored[61] : version; - if (version == 8) { + if (version == 7) { + parse7header(); + setrates(); + parseaudio(); + parserest89(); + } else if (version == 8) { parse8header(); setrates(); parseaudio(); @@ -322,6 +331,27 @@ PTFFormat::setrates(void) { } void +PTFFormat::parse7header(void) { + int k; + + // Find session sample rate + k = 0x100; + while (k < len) { + if ( (ptfunxored[k ] == 0x5a) && + (ptfunxored[k+1] == 0x00) && + (ptfunxored[k+2] == 0x05)) { + break; + } + k++; + } + + sessionrate = 0; + sessionrate |= ptfunxored[k+12] << 16; + sessionrate |= ptfunxored[k+13] << 8; + sessionrate |= ptfunxored[k+14]; +} + +void PTFFormat::parse8header(void) { int k; |