// chroma subsampling
if (get_bits1(gb))
source->chroma_format = svq3_get_ue_golomb(gb);
- if (source->chroma_format > 2) {
+ if (source->chroma_format > 2U) {
av_log(avctx, AV_LOG_ERROR, "Unknown chroma format %d\n",
source->chroma_format);
return -1;
if (get_bits1(gb))
source->interlaced = svq3_get_ue_golomb(gb);
- if (source->interlaced > 1)
+ if (source->interlaced > 1U)
return -1;
// frame rate
if (get_bits1(gb)) {
source->frame_rate_index = svq3_get_ue_golomb(gb);
- if (source->frame_rate_index > 10)
+ if (source->frame_rate_index > 10U)
return -1;
if (!source->frame_rate_index) {
if (get_bits1(gb)) {
source->aspect_ratio_index = svq3_get_ue_golomb(gb);
- if (source->aspect_ratio_index > 6)
+ if (source->aspect_ratio_index > 6U)
return -1;
if (!source->aspect_ratio_index) {
if (get_bits1(gb)) {
source->pixel_range_index = svq3_get_ue_golomb(gb);
- if (source->pixel_range_index > 4)
+ if (source->pixel_range_index > 4U)
return -1;
// This assumes either fullrange or MPEG levels only
if (get_bits1(gb)) {
idx = source->color_spec_index = svq3_get_ue_golomb(gb);
- if (source->color_spec_index > 4)
+ if (source->color_spec_index > 4U)
return -1;
avctx->color_primaries = dirac_color_presets[idx].color_primaries;
if (!source->color_spec_index) {
if (get_bits1(gb)) {
idx = svq3_get_ue_golomb(gb);
- if (idx < 3)
+ if (idx < 3U)
avctx->color_primaries = dirac_primaries[idx];
}
else if (version_major > 2)
av_log(avctx, AV_LOG_WARNING, "Stream may have unhandled features\n");
- if (video_format > 20)
+ if (video_format > 20U)
return -1;
// Fill in defaults for the source parameters.
for(i = 0; i < 4; i++, dst += r->intra_types_stride - 4){
for(j = 0; j < 4; j+= 2){
int code = svq3_get_ue_golomb(gb) << 1;
- if(code >= 81*2){
+ if(code >= 81U*2U){
av_log(r->s.avctx, AV_LOG_ERROR, "Incorrect intra prediction code\n");
return -1;
}
GetBitContext *gb = &s->gb;
int code = svq3_get_ue_golomb(gb);
- if(code > 11){
+ if(code > 11U){
av_log(s->avctx, AV_LOG_ERROR, "Incorrect MB type code\n");
return -1;
}
int blocks[RV34_MB_TYPES] = {0};
int count = 0;
- if(!r->s.mb_skip_run)
+ if(!r->s.mb_skip_run) {
r->s.mb_skip_run = svq3_get_ue_golomb(gb) + 1;
+ if(r->s.mb_skip_run > (unsigned)s->mb_num)
+ return -1;
+ }
if(--r->s.mb_skip_run)
return RV34_MB_SKIP;
for (limit = (16 >> intra); index < 16; index = limit, limit += 8) {
for (; (vlc = svq3_get_ue_golomb(gb)) != 0; index++) {
- if (vlc == INVALID_VLC)
+ if (vlc < 0)
return -1;
sign = (vlc & 0x1) - 1;
level = ((vlc + 9) >> 2) - run;
}
} else {
- if (vlc < 16) {
+ if (vlc < 16U) {
run = svq3_dct_tables[intra][vlc].run;
level = svq3_dct_tables[intra][vlc].level;
} else if (intra) {
for (i = 0; i < 16; i+=2) {
vlc = svq3_get_ue_golomb(&s->gb);
- if (vlc >= 25){
+ if (vlc >= 25U){
av_log(h->s.avctx, AV_LOG_ERROR, "luma prediction:%d\n", vlc);
return -1;
}
}
if (!IS_INTRA16x16(mb_type) && (!IS_SKIP(mb_type) || s->pict_type == AV_PICTURE_TYPE_B)) {
- if ((vlc = svq3_get_ue_golomb(&s->gb)) >= 48){
+ if ((vlc = svq3_get_ue_golomb(&s->gb)) >= 48U){
av_log(h->s.avctx, AV_LOG_ERROR, "cbp_vlc=%d\n", vlc);
return -1;
}
if (IS_INTRA16x16(mb_type) || (s->pict_type != AV_PICTURE_TYPE_I && s->adaptive_quant && cbp)) {
s->qscale += svq3_get_se_golomb(&s->gb);
- if (s->qscale > 31){
+ if (s->qscale > 31U){
av_log(h->s.avctx, AV_LOG_ERROR, "qscale:%d\n", s->qscale);
return -1;
}
skip_bits_long(&s->gb, 0);
}
- if ((i = svq3_get_ue_golomb(&s->gb)) == INVALID_VLC || i >= 3){
+ if ((i = svq3_get_ue_golomb(&s->gb)) >= 3U){
av_log(h->s.avctx, AV_LOG_ERROR, "illegal slice type %d \n", i);
return -1;
}