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in24/in32/fl32 little/big-endian QuickTime PCM audio support

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approved by rxt


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17859 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rathann 2006-03-13 23:32:36 +00:00
parent 25b4f3da22
commit 68f49b8512
3 changed files with 44 additions and 3 deletions
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5
etc/codecs.conf
View File

@ -2362,9 +2362,14 @@ audiocodec pcm
format 0x736f7774 ; "twos" (MOV files)
format 0x74776f73 ; "sowt" (MOV files)
format 0x32336c66 ; "fl32" (MOV files)
format 0x666c3332 ; "23lf" (MOV files)
; format 0x34366c66 ; "fl64" (MOV files)
; format 0x666c3634 ; "46lf" (MOV files)
format 0x454e4f4e ; "NONE" (MOV files from Kodak CX6320)
format 0x34326e69 ; "in24" (MOV files)
format 0x696e3234 ; "42ni" (MOV files)
format 0x32336e69 ; "in32" (MOV files)
format 0x696e3332 ; "23ni" (MOV files)
;;;; these are for hardware support only: (alaw,ulaw,ima-adpcm,mpeg,ac3)
; format 0x6
; format 0x7

20
libmpcodecs/ad_pcm.c
View File

@ -65,14 +65,34 @@ static int init(sh_audio_t *sh_audio)
sh_audio->sample_format=AF_FORMAT_FLOAT_BE;
sh_audio->samplesize=4;
break;
case 0x666c3332: // '23lf', little endian float32, MPlayer internal fourCC
sh_audio->sample_format=AF_FORMAT_FLOAT_LE;
sh_audio->samplesize=4;
break;
/* case 0x34366c66: // 'fl64', bigendian float64
sh_audio->sample_format=AF_FORMAT_FLOAT_BE;
sh_audio->samplesize=8;
break;
case 0x666c3634: // '46lf', little endian float64, MPlayer internal fourCC
sh_audio->sample_format=AF_FORMAT_FLOAT_LE;
sh_audio->samplesize=8;
break;*/
case 0x34326e69: // 'in24', bigendian int24
sh_audio->sample_format=AF_FORMAT_S24_BE;
sh_audio->samplesize=3;
break;
case 0x696e3234: // '42ni', little endian int24, MPlayer internal fourCC
sh_audio->sample_format=AF_FORMAT_S24_LE;
sh_audio->samplesize=3;
break;
case 0x32336e69: // 'in32', bigendian int32
sh_audio->sample_format=AF_FORMAT_S32_BE;
sh_audio->samplesize=4;
break;
case 0x696e3332: // '23ni', little endian int32, MPlayer internal fourCC
sh_audio->sample_format=AF_FORMAT_S32_LE;
sh_audio->samplesize=4;
break;
default: if(sh_audio->samplesize!=2) sh_audio->sample_format=AF_FORMAT_U8;
}
if (!sh_audio->samplesize) // this would cause MPlayer to hang later

22
libmpdemux/demux_mov.c
View File

@ -724,13 +724,29 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak
mp_msg(MSGT_DEMUX,MSGL_V,"Audio extra header: len=%d fcc=0x%X\n",len,fcc);
if((len >= 4) &&
(char2int(trak->stdata,52) >= 12) &&
(char2int(trak->stdata,52+4) == MOV_FOURCC('f','r','m','a')) &&
(char2int(trak->stdata,52+8) == MOV_FOURCC('a','l','a','c')) &&
(len >= 36 + char2int(trak->stdata,52))) {
(char2int(trak->stdata,52+4) == MOV_FOURCC('f','r','m','a'))) {
switch(char2int(trak->stdata,52+8)) {
case MOV_FOURCC('a','l','a','c'):
if (len >= 36 + char2int(trak->stdata,52)) {
sh->codecdata_len = char2int(trak->stdata,52+char2int(trak->stdata,52));
mp_msg(MSGT_DEMUX, MSGL_V, "MOV: Found alac atom (%d)!\n", sh->codecdata_len);
sh->codecdata = (unsigned char *)malloc(sh->codecdata_len);
memcpy(sh->codecdata, &trak->stdata[52+char2int(trak->stdata,52)], sh->codecdata_len);
}
break;
case MOV_FOURCC('i','n','2','4'):
case MOV_FOURCC('i','n','3','2'):
case MOV_FOURCC('f','l','3','2'):
case MOV_FOURCC('f','l','6','4'):
if ((len >= 22) &&
(char2int(trak->stdata,52+16)==MOV_FOURCC('e','n','d','a')) &&
(char2short(trak->stdata,52+20))) {
sh->format=le2me_32(char2int(trak->stdata,52+8));
mp_msg(MSGT_DEMUX, MSGL_V, "MOV: Found little endian PCM data, reversed fourcc:%04x\n", sh->format);
}
break;
default: break;
}
} else {
if (len > 8 && len + 44 <= trak->stdata_len) {
sh->codecdata_len = len-8;