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https://github.com/mpv-player/mpv
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RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10262 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rtognimp
parent
7b0c242d34
commit
d5d8a2897e
@ -1558,6 +1558,13 @@ audiocodec ra288win
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driver realaud
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dll "28_83260.dll"
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audiocodec mpra1428
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info "RealAudio 1.0 and 2.0 native decoder"
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status working
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format 0x345F3431 ; "14_4"
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format 0x385F3832 ; "28_8"
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driver ra1428
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audiocodec racook
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info "RealAudio COOK"
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status working
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@ -5,7 +5,7 @@ LIBNAME = libmpcodecs.a
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LIBNAME2 = libmpencoders.a
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AUDIO_SRCS_LIB=ad_liba52.c ad_hwac3.c ad_mp3lib.c
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AUDIO_SRCS_NAT=ad_alaw.c ad_dk3adpcm.c ad_pcm.c ad_dvdpcm.c ad_imaadpcm.c ad_msadpcm.c ad_msgsm.c ad_roqaudio.c
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AUDIO_SRCS_NAT=ad_alaw.c ad_dk3adpcm.c ad_pcm.c ad_dvdpcm.c ad_imaadpcm.c ad_msadpcm.c ad_msgsm.c ad_roqaudio.c ad_ra1428.c
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AUDIO_SRCS_OPT=ad_acm.c ad_dshow.c ad_dmo.c ad_qtaudio.c ad_ffmpeg.c ad_faad.c ad_libvorbis.c ad_libmad.c ad_realaud.c ad_libdv.c
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AUDIO_SRCS=dec_audio.c ad.c $(AUDIO_SRCS_LIB) $(AUDIO_SRCS_NAT) $(AUDIO_SRCS_OPT)
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@ -17,7 +17,7 @@ VIDEO_SRCS=dec_video.c vd.c $(VIDEO_SRCS_NAT) $(VIDEO_SRCS_LIB) $(VIDEO_SRCS_OPT
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VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c vf_test.c vf_noise.c vf_yvu9.c vf_rectangle.c vf_lavcdeint.c vf_eq.c vf_eq2.c vf_halfpack.c vf_dint.c vf_1bpp.c vf_bmovl.c vf_2xsai.c vf_unsharp.c vf_swapuv.c vf_il.c vf_boxblur.c vf_sab.c vf_smartblur.c vf_perspective.c vf_down3dright.c vf_field.c vf_denoise3d.c vf_hqdn3d.c vf_detc.c vf_telecine.c vf_tfields.c vf_ivtc.c vf_ilpack.c vf_dsize.c vf_decimate.c
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ENCODER_SRCS=ve.c ve_divx4.c ve_lavc.c ve_vfw.c ve_rawrgb.c ve_libdv.c ve_xvid.c ve_qtvideo.c ve_nuv.c
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NATIVE_SRCS=native/RTjpegN.c native/cinepak.c native/fli.c native/minilzo.c native/msvidc.c native/nuppelvideo.c native/qtrle.c native/qtrpza.c native/qtsmc.c native/roqav.c native/xa_gsm.c native/svq1.c
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NATIVE_SRCS=native/RTjpegN.c native/cinepak.c native/fli.c native/minilzo.c native/msvidc.c native/nuppelvideo.c native/qtrle.c native/qtrpza.c native/qtsmc.c native/roqav.c native/xa_gsm.c native/svq1.c native/decode144.c native/decode288.c
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ifeq ($(FAME),yes)
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VFILTER_SRCS += vf_fame.c
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@ -38,6 +38,7 @@ extern ad_functions_t mpcodecs_ad_libmad;
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extern ad_functions_t mpcodecs_ad_realaud;
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extern ad_functions_t mpcodecs_ad_libdv;
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extern ad_functions_t mpcodecs_ad_qtaudio;
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extern ad_functions_t mpcodecs_ad_ra1428;
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ad_functions_t* mpcodecs_ad_drivers[] =
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{
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@ -85,5 +86,6 @@ ad_functions_t* mpcodecs_ad_drivers[] =
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#ifdef HAVE_LIBDV095
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&mpcodecs_ad_libdv,
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#endif
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&mpcodecs_ad_ra1428,
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NULL
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};
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147
libmpcodecs/ad_ra1428.c
Normal file
147
libmpcodecs/ad_ra1428.c
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@ -0,0 +1,147 @@
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// SAMPLE audio decoder - you can use this file as template when creating new codec!
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "config.h"
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#include "ad_internal.h"
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static ad_info_t info = {
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"RealAudio 1.0 and 2.0 native decoder",
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"ra1428",
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"Roberto Togni",
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"http://www.honeypot.net/audio",
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"Decoders taken from a public domain Amiga player"
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};
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LIBAD_EXTERN(ra1428)
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#include "native/common1428.h"
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static int preinit(sh_audio_t *sh) {
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sh->samplerate=sh->wf->nSamplesPerSec;
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sh->samplesize=sh->wf->wBitsPerSample/8;
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sh->channels=sh->wf->nChannels;
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sh->sample_format=AFMT_S16_LE;
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switch (sh->format) {
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case mmioFOURCC('1','4','_','4'):
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mp_msg(MSGT_DECAUDIO,MSGL_INFO,"[ra1428] RealAudio 1.0 (14_4)\n");
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sh->i_bps=1800;
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break;
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case mmioFOURCC('2','8','_','8'):
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mp_msg(MSGT_DECAUDIO,MSGL_INFO,"[ra1428] RealAudio 2.0 (28_8)\n");
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sh->i_bps=1200;
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break;
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default:
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mp_msg(MSGT_DECAUDIO,MSGL_ERR,"[ra1428] Unhandled format in preinit: %x\n", sh->format);
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return 0;
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}
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sh->audio_out_minsize=128000; // no idea how to get... :(
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sh->audio_in_minsize=((short*)(sh->wf+1))[1]*sh->wf->nBlockAlign;
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return 1; // return values: 1=OK 0=ERROR
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}
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static int init(sh_audio_t *sh) {
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switch (sh->format) {
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case mmioFOURCC('1','4','_','4'):
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(Real_144*)sh->context = init_144();
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break;
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case mmioFOURCC('2','8','_','8'):
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(Real_288*)sh->context = init_288();
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break;
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default:
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mp_msg(MSGT_DECAUDIO,MSGL_ERR,"[ra1428] Unhandled format in init: %x\n", sh->format);
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return 0;
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}
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return 1; // return values: 1=OK 0=ERROR
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}
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static void uninit(sh_audio_t *sh) {
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switch (sh->format) {
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case mmioFOURCC('1','4','_','4'):
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free_144((Real_144*)sh->context);
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break;
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case mmioFOURCC('2','8','_','8'):
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free_288((Real_288*)sh->context);
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break;
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default:
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mp_msg(MSGT_DECAUDIO,MSGL_ERR,"[ra1428] Unhandled format in uninit: %x\n", sh->format);
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return;
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}
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}
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static int decode_audio(sh_audio_t *sh,unsigned char *buf,int minlen,int maxlen) {
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int w=sh->wf->nBlockAlign;
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int h=((short*)(sh->wf+1))[1];
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int cfs=((short*)(sh->wf+1))[3];
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int i,j;
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if(sh->a_in_buffer_len<=0){
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switch (sh->format) {
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case mmioFOURCC('1','4','_','4'):
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demux_read_data(sh->ds, sh->a_in_buffer, sh->wf->nBlockAlign);
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sh->a_in_buffer_size=
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sh->a_in_buffer_len=sh->wf->nBlockAlign;
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break;
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case mmioFOURCC('2','8','_','8'):
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for (j = 0; j < h; j++)
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for (i = 0; i < h/2; i++)
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demux_read_data(sh->ds, sh->a_in_buffer+i*2*w+j*cfs, cfs);
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sh->a_in_buffer_size=
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sh->a_in_buffer_len=sh->wf->nBlockAlign*h;
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break;
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default:
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mp_msg(MSGT_DECAUDIO,MSGL_ERR,"[ra1428] Unhandled format in decode_audio: %x\n", sh->format);
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return 0;
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}
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}
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switch (sh->format) {
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case mmioFOURCC('1','4','_','4'):
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decode_144((Real_144*)sh->context,sh->a_in_buffer+sh->a_in_buffer_size-sh->a_in_buffer_len,(signed short*)buf);
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break;
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case mmioFOURCC('2','8','_','8'):
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decode_288((Real_288*)sh->context,sh->a_in_buffer+sh->a_in_buffer_size-sh->a_in_buffer_len,(signed short*)buf);
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break;
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default:
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mp_msg(MSGT_DECAUDIO,MSGL_ERR,"[ra1428] Unhandled format in init: %x\n", sh->format);
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return 0;
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}
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sh->a_in_buffer_len-=cfs;
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return AUDIOBLOCK*2; // return value: number of _bytes_ written to output buffer,
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// or -1 for EOF (or uncorrectable error)
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}
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static int control(sh_audio_t *sh,int cmd,void* arg, ...){
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// various optional functions you MAY implement:
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switch(cmd){
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case ADCTRL_RESYNC_STREAM:
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// it is called once after seeking, to resync.
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// Note: sh_audio->a_in_buffer_len=0; is done _before_ this call!
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// ...
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return CONTROL_TRUE;
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case ADCTRL_SKIP_FRAME:
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// it is called to skip (jump over) small amount (1/10 sec or 1 frame)
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// of audio data - used to sync audio to video after seeking
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// if you don't return CONTROL_TRUE, it will defaults to:
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// ds_fill_buffer(sh_audio->ds); // skip 1 demux packet
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// ...
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return CONTROL_TRUE;
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}
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return CONTROL_UNKNOWN;
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}
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