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* Getting rid of the use of GCC language extensions

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Originally committed as revision 9531 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Roman Shaposhnik 2007-07-08 03:16:59 +00:00
parent b3633dee58
commit c21f308e77
3 changed files with 21 additions and 36 deletions
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34
libavcodec/rv10.c
View File

@ -539,43 +539,29 @@ static int rv10_decode_init(AVCodecContext *avctx)
s->h263_long_vectors= ((uint8_t*)avctx->extradata)[3] & 1;
avctx->sub_id= AV_RB32((uint8_t*)avctx->extradata + 4);
switch(avctx->sub_id){
case 0x10000000:
if (avctx->sub_id == 0x10000000) {
s->rv10_version= 0;
s->low_delay=1;
break;
case 0x10002000:
} else if (avctx->sub_id == 0x10002000) {
s->rv10_version= 3;
s->low_delay=1;
s->obmc=1;
break;
case 0x10003000:
} else if (avctx->sub_id == 0x10003000) {
s->rv10_version= 3;
s->low_delay=1;
break;
case 0x10003001:
} else if (avctx->sub_id == 0x10003001) {
s->rv10_version= 3;
s->low_delay=1;
break;
case 0x20001000: /* real rv20 decoder fail on this id */
/*case 0x20100001:
case 0x20101001:
case 0x20103001:*/
case 0x20100000 ... 0x2019ffff:
} else if ( avctx->sub_id == 0x20001000
|| (avctx->sub_id >= 0x20100000 && avctx->sub_id < 0x201a0000)) {
s->low_delay=1;
break;
/*case 0x20200002:
case 0x20201002:
case 0x20203002:*/
case 0x20200002 ... 0x202fffff:
case 0x30202002:
case 0x30203002:
} else if ( avctx->sub_id == 0x30202002
|| avctx->sub_id == 0x30203002
|| (avctx->sub_id >= 0x20200002 && avctx->sub_id < 0x20300000)) {
s->low_delay=0;
s->avctx->has_b_frames=1;
break;
default:
} else
av_log(s->avctx, AV_LOG_ERROR, "unknown header %X\n", avctx->sub_id);
}
if(avctx->debug & FF_DEBUG_PICT_INFO){
av_log(avctx, AV_LOG_DEBUG, "ver:%X ver0:%X\n", avctx->sub_id, avctx->extradata_size >= 4 ? ((uint32_t*)avctx->extradata)[0] : -1);

3
libavformat/mp3.c
View File

@ -234,7 +234,8 @@ static void id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t fl
taghdrlen = 6;
break;
case 3 ... 4:
case 3:
case 4:
isv34 = 1;
taghdrlen = 10;
break;

20
libavformat/raw.c
View File

@ -366,17 +366,15 @@ static int mpeg4video_probe(AVProbeData *probe_packet)
for(i=0; i<probe_packet->buf_size; i++){
temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
if ((temp_buffer & 0xffffff00) == 0x100) {
switch(temp_buffer){
case VOP_START_CODE: VOP++; break;
case VISUAL_OBJECT_START_CODE: VISO++; break;
case 0x100 ... 0x11F: VO++; break;
case 0x120 ... 0x12F: VOL++; break;
case 0x130 ... 0x1AF:
case 0x1B7 ... 0x1B9:
case 0x1C4 ... 0x1FF: res++; break;
}
}
if ((temp_buffer & 0xffffff00) != 0x100)
continue;
if (temp_buffer == VOP_START_CODE) VOP++;
else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
else if (temp_buffer < 0x120) VO++;
else if (temp_buffer < 0x130) VOL++;
else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
&& !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
}
if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)