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https://github.com/mpv-player/mpv
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Original thread: Date: Aug 9, 2006 11:55 PM Subject: Re: [PATCH] bugfix: lame endianess for Solaris/SPARC git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19403 b3059339-0415-0410-9bf9-f77b7e298cf2
331 lines
12 KiB
C
331 lines
12 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/types.h>
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#include "m_option.h"
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#include "mp_msg.h"
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#include "aviheader.h"
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#include "ms_hdr.h"
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#include "muxer.h"
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#include "help_mp.h"
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#include "ae_pcm.h"
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#include "libaf/af_format.h"
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#include "libmpdemux/mp3_hdr.h"
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#undef CDECL
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#include <lame/lame.h>
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lame_global_flags *lame;
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static int lame_param_quality=0; // best
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static int lame_param_algqual=5; // same as old default
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static int lame_param_vbr=vbr_default;
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static int lame_param_mode=-1; // unset
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static int lame_param_padding=-1; // unset
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static int lame_param_br=-1; // unset
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static int lame_param_ratio=-1; // unset
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static float lame_param_scale=-1; // unset
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static int lame_param_lowpassfreq = 0; //auto
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static int lame_param_highpassfreq = 0; //auto
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static int lame_param_free_format = 0; //disabled
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static int lame_param_br_min = 0; //not specified
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static int lame_param_br_max = 0; //not specified
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#ifdef HAVE_MP3LAME_PRESET
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int lame_param_fast=0; // unset
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static char* lame_param_preset=NULL; // unset
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static int lame_presets_set( lame_t gfp, int fast, int cbr, const char* preset_name );
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static void lame_presets_longinfo_dm ( FILE* msgfp );
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#endif
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m_option_t lameopts_conf[]={
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{"q", &lame_param_quality, CONF_TYPE_INT, CONF_RANGE, 0, 9, NULL},
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{"aq", &lame_param_algqual, CONF_TYPE_INT, CONF_RANGE, 0, 9, NULL},
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{"vbr", &lame_param_vbr, CONF_TYPE_INT, CONF_RANGE, 0, vbr_max_indicator, NULL},
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{"cbr", &lame_param_vbr, CONF_TYPE_FLAG, 0, 0, 0, NULL},
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{"abr", &lame_param_vbr, CONF_TYPE_FLAG, 0, 0, vbr_abr, NULL},
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{"mode", &lame_param_mode, CONF_TYPE_INT, CONF_RANGE, 0, MAX_INDICATOR, NULL},
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{"padding", &lame_param_padding, CONF_TYPE_INT, CONF_RANGE, 0, PAD_MAX_INDICATOR, NULL},
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{"br", &lame_param_br, CONF_TYPE_INT, CONF_RANGE, 0, 1024, NULL},
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{"ratio", &lame_param_ratio, CONF_TYPE_INT, CONF_RANGE, 0, 100, NULL},
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{"vol", &lame_param_scale, CONF_TYPE_FLOAT, CONF_RANGE, 0, 10, NULL},
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{"lowpassfreq",&lame_param_lowpassfreq, CONF_TYPE_INT, CONF_RANGE, -1, 48000,0},
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{"highpassfreq",&lame_param_highpassfreq, CONF_TYPE_INT, CONF_RANGE, -1, 48000,0},
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{"nofree", &lame_param_free_format, CONF_TYPE_FLAG, 0, 0, 0, NULL},
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{"free", &lame_param_free_format, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"br_min", &lame_param_br_min, CONF_TYPE_INT, CONF_RANGE, 0, 1024, NULL},
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{"br_max", &lame_param_br_max, CONF_TYPE_INT, CONF_RANGE, 0, 1024, NULL},
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#ifdef HAVE_MP3LAME_PRESET
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{"fast", &lame_param_fast, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"preset", &lame_param_preset, CONF_TYPE_STRING, 0, 0, 0, NULL},
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#else
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{"fast", "MPlayer was built without -lameopts fast support (requires libmp3lame >=3.92).\n", CONF_TYPE_PRINT, CONF_NOCFG, 0, 0, NULL},
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{"preset", "MPlayer was built without -lameopts preset support (requires libmp3lame >=3.92).\n", CONF_TYPE_PRINT, CONF_NOCFG, 0, 0, NULL},
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#endif
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{"help", MSGTR_MEncoderMP3LameHelp, CONF_TYPE_PRINT, CONF_NOCFG, 0, 0, NULL},
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{NULL, NULL, 0, 0, 0, 0, NULL}
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};
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static int pass;
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static int bind_lame(audio_encoder_t *encoder, muxer_stream_t *mux_a)
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{
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_MP3AudioSelected);
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mux_a->h.dwSampleSize=0; // VBR
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mux_a->h.dwRate=encoder->params.sample_rate;
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mux_a->h.dwScale=encoder->params.samples_per_frame; // samples/frame
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if(sizeof(MPEGLAYER3WAVEFORMAT)!=30) mp_msg(MSGT_MENCODER,MSGL_WARN,MSGTR_MP3WaveFormatSizeNot30,sizeof(MPEGLAYER3WAVEFORMAT));
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mux_a->wf=malloc(sizeof(MPEGLAYER3WAVEFORMAT)); // should be 30
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mux_a->wf->wFormatTag=0x55; // MP3
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mux_a->wf->nChannels= (lame_param_mode<0) ? encoder->params.channels : ((lame_param_mode==3) ? 1 : 2);
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mux_a->wf->nSamplesPerSec=mux_a->h.dwRate;
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if(! lame_param_vbr)
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mux_a->wf->nAvgBytesPerSec=lame_param_br * 125;
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else
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mux_a->wf->nAvgBytesPerSec=192000/8; // FIXME!
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mux_a->wf->nBlockAlign=encoder->params.samples_per_frame; // required for l3codeca.acm + WMP 6.4
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mux_a->wf->wBitsPerSample=0; //16;
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// from NaNdub: (requires for l3codeca.acm)
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mux_a->wf->cbSize=12;
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((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->wID=1;
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((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->fdwFlags=2;
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((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nBlockSize=encoder->params.samples_per_frame; // ???
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((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nFramesPerBlock=1;
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((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nCodecDelay=0;
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encoder->input_format = AF_FORMAT_S16_NE;
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encoder->min_buffer_size = 4608;
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encoder->max_buffer_size = mux_a->h.dwRate * mux_a->wf->nChannels * 2;
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return 1;
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}
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#define min(a, b) ((a) <= (b) ? (a) : (b))
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static int get_frame_size(audio_encoder_t *encoder)
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{
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int sz;
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if(encoder->stream->buffer_len < 4)
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return 0;
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sz = mp_decode_mp3_header(encoder->stream->buffer);
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if(sz <= 0)
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return 0;
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return sz;
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}
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static int encode_lame(audio_encoder_t *encoder, uint8_t *dest, void *src, int len, int max_size)
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{
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int n = 0;
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if(encoder->params.channels == 1)
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n = lame_encode_buffer(lame, (short *)src, (short *)src, len/2, dest, max_size);
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else
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n = lame_encode_buffer_interleaved(lame,(short *)src, len/4, dest, max_size);
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return (n < 0 ? 0 : n);
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}
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static int close_lame(audio_encoder_t *encoder)
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{
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return 1;
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}
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static void fixup(audio_encoder_t *encoder)
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{
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// fixup CBR mp3 audio header:
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if(!lame_param_vbr) {
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encoder->stream->h.dwSampleSize=1;
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((MPEGLAYER3WAVEFORMAT*)(encoder->stream->wf))->nBlockSize=
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(encoder->stream->size+(encoder->stream->h.dwLength>>1))/encoder->stream->h.dwLength;
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encoder->stream->h.dwLength=encoder->stream->size;
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encoder->stream->h.dwRate=encoder->stream->wf->nAvgBytesPerSec;
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encoder->stream->h.dwScale=1;
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encoder->stream->wf->nBlockAlign=1;
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_CBRAudioByterate,
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encoder->stream->h.dwRate,((MPEGLAYER3WAVEFORMAT*)(encoder->stream->wf))->nBlockSize);
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}
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}
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int mpae_init_lame(audio_encoder_t *encoder)
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{
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encoder->params.bitrate = lame_param_br * 125;
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encoder->params.samples_per_frame = encoder->params.sample_rate < 32000 ? 576 : 1152;
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encoder->decode_buffer_size = 2304;
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lame=lame_init();
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lame_set_bWriteVbrTag(lame,0);
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lame_set_in_samplerate(lame,encoder->params.sample_rate);
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//lame_set_in_samplerate(lame,sh_audio->samplerate); // if resampling done by lame
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lame_set_num_channels(lame,encoder->params.channels);
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lame_set_out_samplerate(lame,encoder->params.sample_rate);
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lame_set_quality(lame,lame_param_algqual); // 0 = best q
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if(lame_param_free_format) lame_set_free_format(lame,1);
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if(lame_param_vbr){ // VBR:
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lame_set_VBR(lame,lame_param_vbr); // vbr mode
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lame_set_VBR_q(lame,lame_param_quality); // 0 = best vbr q 5=~128k
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if(lame_param_br>0) lame_set_VBR_mean_bitrate_kbps(lame,lame_param_br);
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if(lame_param_br_min>0) lame_set_VBR_min_bitrate_kbps(lame,lame_param_br_min);
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if(lame_param_br_max>0) lame_set_VBR_max_bitrate_kbps(lame,lame_param_br_max);
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} else { // CBR:
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if(lame_param_br>0) lame_set_brate(lame,lame_param_br);
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}
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if(lame_param_mode>=0) lame_set_mode(lame,lame_param_mode); // j-st
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if(lame_param_ratio>0) lame_set_compression_ratio(lame,lame_param_ratio);
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if(lame_param_scale>0) {
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_SettingAudioInputGain, lame_param_scale);
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lame_set_scale(lame,lame_param_scale);
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}
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if(lame_param_lowpassfreq>=-1) lame_set_lowpassfreq(lame,lame_param_lowpassfreq);
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if(lame_param_highpassfreq>=-1) lame_set_highpassfreq(lame,lame_param_highpassfreq);
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#ifdef HAVE_MP3LAME_PRESET
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if(lame_param_preset != NULL) {
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_LamePresetEquals,lame_param_preset);
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if(lame_presets_set(lame,lame_param_fast, (lame_param_vbr==0), lame_param_preset) < 0)
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return 0;
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}
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#endif
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if(lame_init_params(lame) == -1) {
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mp_msg(MSGT_MENCODER, MSGL_FATAL, MSGTR_LameCantInit);
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return 0;
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}
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if( mp_msg_test(MSGT_MENCODER,MSGL_V) ) {
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lame_print_config(lame);
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lame_print_internals(lame);
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}
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encoder->bind = bind_lame;
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encoder->get_frame_size = get_frame_size;
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encoder->encode = encode_lame;
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encoder->fixup = fixup;
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encoder->close = close_lame;
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return 1;
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}
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#ifdef HAVE_MP3LAME_PRESET
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/* lame_presets_set
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taken out of presets_set in lame-3.93.1/frontend/parse.c and modified */
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static int lame_presets_set( lame_t gfp, int fast, int cbr, const char* preset_name )
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{
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int mono = 0;
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if (strcmp(preset_name, "help") == 0) {
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_LameVersion, get_lame_version(), get_lame_url());
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lame_presets_longinfo_dm(stderr);
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return -1;
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}
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//aliases for compatibility with old presets
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if (strcmp(preset_name, "phone") == 0) {
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preset_name = "16";
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mono = 1;
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}
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if ( (strcmp(preset_name, "phon+") == 0) ||
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(strcmp(preset_name, "lw") == 0) ||
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(strcmp(preset_name, "mw-eu") == 0) ||
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(strcmp(preset_name, "sw") == 0)) {
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preset_name = "24";
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mono = 1;
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}
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if (strcmp(preset_name, "mw-us") == 0) {
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preset_name = "40";
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mono = 1;
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}
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if (strcmp(preset_name, "voice") == 0) {
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preset_name = "56";
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mono = 1;
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}
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if (strcmp(preset_name, "fm") == 0) {
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preset_name = "112";
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}
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if ( (strcmp(preset_name, "radio") == 0) ||
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(strcmp(preset_name, "tape") == 0)) {
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preset_name = "112";
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}
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if (strcmp(preset_name, "hifi") == 0) {
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preset_name = "160";
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}
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if (strcmp(preset_name, "cd") == 0) {
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preset_name = "192";
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}
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if (strcmp(preset_name, "studio") == 0) {
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preset_name = "256";
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}
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#ifdef HAVE_MP3LAME_PRESET_MEDIUM
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if (strcmp(preset_name, "medium") == 0) {
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if (fast > 0)
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lame_set_preset(gfp, MEDIUM_FAST);
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else
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lame_set_preset(gfp, MEDIUM);
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return 0;
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}
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#endif
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if (strcmp(preset_name, "standard") == 0) {
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if (fast > 0)
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lame_set_preset(gfp, STANDARD_FAST);
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else
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lame_set_preset(gfp, STANDARD);
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return 0;
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}
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else if (strcmp(preset_name, "extreme") == 0){
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if (fast > 0)
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lame_set_preset(gfp, EXTREME_FAST);
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else
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lame_set_preset(gfp, EXTREME);
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return 0;
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}
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else if (((strcmp(preset_name, "insane") == 0) ||
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(strcmp(preset_name, "320" ) == 0)) && (fast < 1)) {
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lame_set_preset(gfp, INSANE);
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return 0;
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}
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// Generic ABR Preset
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if (((atoi(preset_name)) > 0) && (fast < 1)) {
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if ((atoi(preset_name)) >= 8 && (atoi(preset_name)) <= 320){
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lame_set_preset(gfp, atoi(preset_name));
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if (cbr == 1 )
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lame_set_VBR(gfp, vbr_off);
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if (mono == 1 ) {
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lame_set_mode(gfp, MONO);
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}
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return 0;
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}
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else {
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_LameVersion, get_lame_version(), get_lame_url());
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_InvalidBitrateForLamePreset);
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return -1;
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}
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}
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_LameVersion, get_lame_version(), get_lame_url());
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_InvalidLamePresetOptions);
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return -1;
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}
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#endif
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#ifdef HAVE_MP3LAME_PRESET
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/* lame_presets_longinfo_dm
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taken out of presets_longinfo_dm in lame-3.93.1/frontend/parse.c and modified */
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static void lame_presets_longinfo_dm ( FILE* msgfp )
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{
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mp_msg(MSGT_FIXME, MSGL_FIXME, MSGTR_LamePresetsLongInfo);
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}
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#endif
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