diff options
Diffstat (limited to 'libavformat/raw.c')
| -rw-r--r-- | libavformat/raw.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/libavformat/raw.c b/libavformat/raw.c index 1057aacf89..7d1fafda81 100644 --- a/libavformat/raw.c +++ b/libavformat/raw.c @@ -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) |