+ if (!strcmp(attr, "sprop-vps") || !strcmp(attr, "sprop-sps") ||
+ !strcmp(attr, "sprop-pps") || !strcmp(attr, "sprop-sei")) {
+ uint8_t **data_ptr;
+ int *size_ptr;
+ if (!strcmp(attr, "sprop-vps")) {
+ data_ptr = &hevc_data->vps;
+ size_ptr = &hevc_data->vps_size;
+ } else if (!strcmp(attr, "sprop-sps")) {
+ data_ptr = &hevc_data->sps;
+ size_ptr = &hevc_data->sps_size;
+ } else if (!strcmp(attr, "sprop-pps")) {
+ data_ptr = &hevc_data->pps;
+ size_ptr = &hevc_data->pps_size;
+ } else if (!strcmp(attr, "sprop-sei")) {
+ data_ptr = &hevc_data->sei;
+ size_ptr = &hevc_data->sei_size;
+ }
+
+ while (*value) {
+ char base64packet[1024];
+ uint8_t decoded_packet[1024];
+ int decoded_packet_size;
+ char *dst = base64packet;
+
+ while (*value && *value != ',' &&
+ (dst - base64packet) < sizeof(base64packet) - 1) {
+ *dst++ = *value++;
+ }
+ *dst++ = '\0';
+
+ if (*value == ',')
+ value++;
+
+ decoded_packet_size = av_base64_decode(decoded_packet, base64packet,
+ sizeof(decoded_packet));
+ if (decoded_packet_size > 0) {
+ uint8_t *tmp = av_realloc(*data_ptr, decoded_packet_size +
+ sizeof(start_sequence) + *size_ptr);
+ if (!tmp) {
+ av_log(s, AV_LOG_ERROR,
+ "Unable to allocate memory for extradata!\n");
+ return AVERROR(ENOMEM);
+ }
+ *data_ptr = tmp;
+
+ memcpy(*data_ptr + *size_ptr, start_sequence,
+ sizeof(start_sequence));
+ memcpy(*data_ptr + *size_ptr + sizeof(start_sequence),
+ decoded_packet, decoded_packet_size);
+
+ *size_ptr += sizeof(start_sequence) + decoded_packet_size;
+ }
+ }
+ }
+