X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fmodules%2Fswfsound.c;h=af1ef7e5e9d07fe21d9d4679d983b6bf49beba0b;hb=0097022d06fd03d385aea0226f27efbf2bb451eb;hp=ba5e93593cb1bf6cf09976377fb95cfed6aa4542;hpb=5bb773e10a99dea6e224030bda4b58aba1679869;p=swftools.git diff --git a/lib/modules/swfsound.c b/lib/modules/swfsound.c index ba5e935..af1ef7e 100644 --- a/lib/modules/swfsound.c +++ b/lib/modules/swfsound.c @@ -11,15 +11,19 @@ */ +#ifndef RFXSWF_DISABLESOUND + #include "../rfxswf.h" +#ifdef BLADEENC +fjokjklj CodecInitOut * init = 0; void swf_SetSoundStreamHead(TAG*tag, U16 avgnumsamples) { U8 playbackrate = 3; // 0 = 5.5 Khz, 1 = 11 Khz, 2 = 22 Khz, 3 = 44 Khz U8 playbacksize = 1; // 0 = 8 bit, 1 = 16 bit U8 playbacktype = 0; // 0 = mono, 1 = stereo - U8 compression = 2; // 0 = raw, 1 = ADPCM, 2 = mp3 + U8 compression = 2; // 0 = raw, 1 = ADPCM, 2 = mp3, 3 = raw le, 6 = nellymoser U8 rate = 3; // 0 = 5.5 Khz, 1 = 11 Khz, 2 = 22 Khz, 3 = 44 Khz U8 size = 1; // 0 = 8 bit, 1 = 16 bit U8 type = 0; // 0 = mono, 1 = stereo @@ -45,11 +49,10 @@ void swf_SetSoundStreamBlock(TAG*tag, S16*samples, int numsamples, char first) char*buf; int len = 0; + buf = malloc(init->bufferSize); if(!buf) return; - buf = malloc(init->bufferSize); - len = codecEncodeChunk (numsamples, samples, buf); len += codecFlush (&buf[len]); len += codecExit (&buf[len]); @@ -61,4 +64,202 @@ void swf_SetSoundStreamBlock(TAG*tag, S16*samples, int numsamples, char first) swf_SetBlock(tag, buf, len); free(buf); } +#endif + + +#ifdef LAME + +#include "../lame/lame.h" + +/* TODO: find a way to set these from the outside */ +int swf_mp3_in_samplerate = 44100; +int swf_mp3_out_samplerate = 11025; +int swf_mp3_channels = 1; +int swf_mp3_bitrate = 32; + +static lame_global_flags*lame_flags; + +static void initlame() +{ + unsigned char buf[4096]; + int bufsize = 1152*2; + + lame_flags = lame_init(); + + lame_set_in_samplerate(lame_flags, swf_mp3_in_samplerate); + lame_set_num_channels(lame_flags, swf_mp3_channels); + lame_set_scale(lame_flags, 0); + + // MPEG1 32, 44.1, 48khz + // MPEG2 16, 22.05, 24 + // MPEG2.5 8, 11.025, 12 + lame_set_out_samplerate(lame_flags, swf_mp3_out_samplerate); + + lame_set_quality(lame_flags, 0); + lame_set_mode(lame_flags, MONO/*3*/); + lame_set_brate(lame_flags, swf_mp3_bitrate); + //lame_set_compression_ratio(lame_flags, 11.025); + lame_set_bWriteVbrTag(lame_flags, 0); + + lame_init_params(lame_flags); + lame_init_bitstream(lame_flags); + + /* The first two flush calls to lame always fail, for + some reason. Do them here where they cause no damage. */ + lame_encode_flush_nogap(lame_flags, buf, bufsize); + //printf("init:flush_nogap():%d\n", len); + lame_encode_flush(lame_flags, buf, bufsize); + //printf("init:flush():%d\n", len); +} + +void swf_SetSoundStreamHead(TAG*tag, int avgnumsamples) +{ + int len; + + U8 playbackrate = 1; // 0 = 5.5 Khz, 1 = 11 Khz, 2 = 22 Khz, 3 = 44 Khz + U8 playbacksize = 1; // 0 = 8 bit, 1 = 16 bit + U8 playbacktype = 0; // 0 = mono, 1 = stereo + U8 compression = 2; // 0 = raw, 1 = ADPCM, 2 = mp3, 3 = raw le, 6 = nellymoser + U8 rate = 1; // 0 = 5.5 Khz, 1 = 11 Khz, 2 = 22 Khz, 3 = 44 Khz + U8 size = 1; // 0 = 8 bit, 1 = 16 bit + U8 type = 0; // 0 = mono, 1 = stereo + + if(swf_mp3_out_samplerate == 5512) playbackrate = rate = 0; // lame doesn't support this + else if(swf_mp3_out_samplerate == 11025) playbackrate = rate = 1; + else if(swf_mp3_out_samplerate == 22050) playbackrate = rate = 2; + else if(swf_mp3_out_samplerate == 44100) playbackrate = rate = 3; + else fprintf(stderr, "Invalid samplerate: %d\n", swf_mp3_out_samplerate); + + initlame(); + + swf_SetU8(tag,(playbackrate<<2)|(playbacksize<<1)|playbacktype); + swf_SetU8(tag,(compression<<4)|(rate<<2)|(size<<1)|type); + swf_SetU16(tag,avgnumsamples); +} + +void swf_SetSoundStreamBlock(TAG*tag, S16*samples, int seek, char first) +{ + char*buf; + int len = 0; + int bufsize = 16384; + int numsamples = 576*(swf_mp3_in_samplerate/swf_mp3_out_samplerate); + int fs = 0; + + buf = malloc(bufsize); + if(!buf) + return; + + if(first) { + fs = lame_get_framesize(lame_flags); + swf_SetU16(tag, fs * first); // samples per mp3 frame + swf_SetU16(tag, seek); // seek + } + + len += lame_encode_buffer(lame_flags, samples, samples, numsamples, &buf[len], bufsize-len); + len += lame_encode_flush_nogap(lame_flags, &buf[len], bufsize-len); + swf_SetBlock(tag, buf, len); + if(len == 0) { + fprintf(stderr, "error: mp3 empty block, %d samples, first:%d, framesize:%d\n", + numsamples, first, fs); + }/* else { + fprintf(stderr, "ok: mp3 nonempty block, %d samples, first:%d, framesize:%d\n", + numsamples, first, fs); + }*/ + free(buf); +} + +void swf_SetSoundStreamEnd(TAG*tag) +{ + lame_close (lame_flags); +} + +void swf_SetSoundDefineRaw(TAG*tag, S16*samples, int num, int samplerate) +{ + //swf_SetU8(tag,(/*compression*/0<<4)|(/*rate*/3<<2)|(/*size*/1<<1)|/*mono*/0); + //swf_SetU32(tag, numsamples); // 44100 -> 11025 + //swf_SetBlock(tag, wav2.data, numsamples*2); +} +void swf_SetSoundDefine(TAG*tag, S16*samples, int num) +{ + char*buf; + int oldlen=0,len = 0; + int bufsize = 16384; + int blocksize = 576*(swf_mp3_in_samplerate/swf_mp3_out_samplerate); + int t; + int blocks; + + U8 compression = 2; // 0 = raw, 1 = ADPCM, 2 = mp3, 3 = raw le, 6 = nellymoser + U8 rate = 1; // 0 = 5.5 Khz, 1 = 11 Khz, 2 = 22 Khz, 3 = 44 Khz + U8 size = 1; // 0 = 8 bit, 1 = 16 bit + U8 type = 0; // 0 = mono, 1 = stereo + + if(swf_mp3_out_samplerate == 5512) rate = 0; + else if(swf_mp3_out_samplerate == 11025) rate = 1; + else if(swf_mp3_out_samplerate == 22050) rate = 2; + else if(swf_mp3_out_samplerate == 44100) rate = 3; + else fprintf(stderr, "Invalid samplerate: %d\n", swf_mp3_out_samplerate); + + blocks = num / (blocksize); + + swf_SetU8(tag,(compression<<4)|(rate<<2)|(size<<1)|type); + + swf_SetU32(tag,blocks*blocksize / + (swf_mp3_in_samplerate/swf_mp3_out_samplerate) // account for resampling + ); + + buf = malloc(bufsize); + if(!buf) + return; + + initlame(); + + swf_SetU16(tag, 0); //delayseek + for(t=0;tstop?SOUNDINFO_STOP:0) + |(info->nomultiple?SOUNDINFO_NOMULTIPLE:0) + |(info->envelopes?SOUNDINFO_HASENVELOPE:0) + |(info->loops?SOUNDINFO_HASLOOPS:0) + |(info->outpoint?SOUNDINFO_HASOUTPOINT:0) + |(info->inpoint?SOUNDINFO_HASINPOINT:0); + swf_SetU8(tag, flags); + if(flags&SOUNDINFO_HASINPOINT) + swf_SetU32(tag, info->inpoint); + if(flags&SOUNDINFO_HASOUTPOINT) + swf_SetU32(tag, info->outpoint); + if(flags&SOUNDINFO_HASLOOPS) + swf_SetU16(tag, info->loops); + if(flags&SOUNDINFO_HASENVELOPE) { + int t; + swf_SetU8(tag, info->envelopes); + for(t=0;tenvelopes;t++) { + swf_SetU32(tag, info->pos[t]); + swf_SetU16(tag, info->left[t]); + swf_SetU16(tag, info->right[t]); + } + } +} + +#endif +#endif // RFXSWF_DISABLESOUND