ctx->frame_num = get_bits(&ctx->gb, 8);
if (ctx->frame_type == FRAMETYPE_INTRA) {
- if (decode_gop_header(ctx, avctx))
- return -1;
+ ctx->gop_invalid = 1;
+ if (decode_gop_header(ctx, avctx)) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid GOP header, skipping frames.\n");
+ return AVERROR_INVALIDDATA;
+ }
+ ctx->gop_invalid = 0;
}
if (ctx->frame_type != FRAMETYPE_NULL) {
((band->qdelta_present && band->inherit_qdelta) || band->inherit_mv))
return AVERROR_INVALIDDATA;
+ if (tile->num_MBs != IVI_MBs_PER_TILE(tile->width, tile->height, band->mb_size)) {
+ av_log(avctx, AV_LOG_ERROR, "Allocated tile size %d mismatches parameters %d\n",
+ tile->num_MBs, IVI_MBs_PER_TILE(tile->width, tile->height, band->mb_size));
+ return AVERROR_INVALIDDATA;
+ }
+
/* scale factor for motion vectors */
mv_scale = (ctx->planes[0].bands[0].mb_size >> 3) - (band->mb_size >> 3);
mv_x = mv_y = 0;
ctx->switch_buffers = switch_buffers;
ctx->is_nonnull_frame = is_nonnull_frame;
- avctx->pix_fmt = PIX_FMT_YUV410P;
+ avctx->pix_fmt = AV_PIX_FMT_YUV410P;
return 0;
}
.close = ff_ivi_decode_close,
.decode = ff_ivi_decode_frame,
.long_name = NULL_IF_CONFIG_SMALL("Intel Indeo Video Interactive 5"),
+ .capabilities = CODEC_CAP_DR1,
};