for (cIdx = 0; cIdx < 3/*((s->sps->chroma_format_idc == 0) ? 1 : 3)*/; cIdx++) {
if (hash_type == 0) {
s->is_md5 = 1;
- for (i = 0; i < 16; i++) {
+ for (i = 0; i < 16; i++)
s->md5[cIdx][i] = get_bits(gb, 8);
- }
- } else if( hash_type == 1) {
+ } else if (hash_type == 1) {
// picture_crc = get_bits(gb, 16);
skip_bits(gb, 16);
} else if (hash_type == 2) {
GetBitContext *gb = &s->HEVClc->gb;
int cancel, type, quincunx;
- get_ue_golomb(gb); // frame_packing_arrangement_id
- cancel = get_bits1(gb); // frame_packing_cancel_flag
- if ( cancel == 0 )
- {
- type = get_bits(gb, 7); // frame_packing_arrangement_type
- quincunx = get_bits1(gb); // quincunx_sampling_flag
- skip_bits(gb, 6); // content_interpretation_type
+ get_ue_golomb(gb); // frame_packing_arrangement_id
+ cancel = get_bits1(gb); // frame_packing_cancel_flag
+ if (cancel == 0) {
+ type = get_bits(gb, 7); // frame_packing_arrangement_type
+ quincunx = get_bits1(gb); // quincunx_sampling_flag
+ skip_bits(gb, 6); // content_interpretation_type
// the following skips spatial_flipping_flag frame0_flipped_flag
// field_views_flag current_frame_is_frame0_flag
// frame0_self_contained_flag frame1_self_contained_flag
skip_bits(gb, 6);
- if ( quincunx == 0 && type != 5 )
- skip_bits(gb, 16); // frame[01]_grid_position_[xy]
- skip_bits(gb, 8); // frame_packing_arrangement_reserved_byte
- skip_bits1(gb); // frame_packing_arrangement_persistance_flag
+ if (quincunx == 0 && type != 5)
+ skip_bits(gb, 16); // frame[01]_grid_position_[xy]
+ skip_bits(gb, 8); // frame_packing_arrangement_reserved_byte
+ skip_bits1(gb); // frame_packing_arrangement_persistance_flag
}
- skip_bits1(gb); // upsampled_aspect_ratio_flag
+ skip_bits1(gb); // upsampled_aspect_ratio_flag
}
static int decode_pic_timing(HEVCContext *s)
{
GetBitContext *gb = &s->HEVClc->gb;
- HEVCSPS *sps = (HEVCSPS*)s->sps_list[s->active_seq_parameter_set_id]->data;
+ HEVCSPS *sps;
- if (!sps)
+ if (!s->sps_list[s->active_seq_parameter_set_id])
return(AVERROR(ENOMEM));
+ sps = (HEVCSPS*)s->sps_list[s->active_seq_parameter_set_id]->data;
if (sps->vui.frame_field_info_present_flag) {
int pic_struct = get_bits(gb, 4);
return 1;
}
-static void active_parameter_sets(HEVCContext *s)
+static int active_parameter_sets(HEVCContext *s)
{
GetBitContext *gb = &s->HEVClc->gb;
int num_sps_ids_minus1;
int i;
+ unsigned active_seq_parameter_set_id;
get_bits(gb, 4); // active_video_parameter_set_id
get_bits(gb, 1); // self_contained_cvs_flag
get_bits(gb, 1); // num_sps_ids_minus1
num_sps_ids_minus1 = get_ue_golomb_long(gb); // num_sps_ids_minus1
- s->active_seq_parameter_set_id = get_ue_golomb_long(gb);
+ active_seq_parameter_set_id = get_ue_golomb_long(gb);
+ if (active_seq_parameter_set_id >= MAX_SPS_COUNT) {
+ av_log(s->avctx, AV_LOG_ERROR, "active_parameter_set_id %d invalid\n", active_seq_parameter_set_id);
+ return AVERROR_INVALIDDATA;
+ }
+ s->active_seq_parameter_set_id = active_seq_parameter_set_id;
for (i = 1; i <= num_sps_ids_minus1; i++)
get_ue_golomb_long(gb); // active_seq_parameter_set_id[i]
+
+ return 0;
}
static int decode_nal_sei_message(HEVCContext *s)
av_log(s->avctx, AV_LOG_DEBUG, "Decoding SEI\n");
while (byte == 0xFF) {
- byte = get_bits(gb, 8);
+ byte = get_bits(gb, 8);
payload_type += byte;
}
byte = 0xFF;
while (byte == 0xFF) {
- byte = get_bits(gb, 8);
+ byte = get_bits(gb, 8);
payload_size += byte;
}
if (s->nal_unit_type == NAL_SEI_PREFIX) {
} else if (payload_type == 1){
int ret = decode_pic_timing(s);
av_log(s->avctx, AV_LOG_DEBUG, "Skipped PREFIX SEI %d\n", payload_type);
- skip_bits(gb, 8*payload_size);
+ skip_bits(gb, 8 * payload_size);
return ret;
} else if (payload_type == 129){
active_parameter_sets(s);
decode_nal_sei_decoded_picture_hash(s, payload_size);
else {
av_log(s->avctx, AV_LOG_DEBUG, "Skipped SUFFIX SEI %d\n", payload_type);
- skip_bits(gb, 8*payload_size);
+ skip_bits(gb, 8 * payload_size);
}
return 1;
}