HarmonyOS 首帧无xps信息的流解码失败？

Question

首帧无xps信息的流解码失败，错误打印：

08-08 14:39:04.302  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[pps_sps_check_tmp_id]:[6319] pps is null ppsid = 0 havn't decode
08-08 14:39:04.302  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[process_slice_header_first_part_judging]:[6927] PPS or SPS of this slice not valid
08-08 14:39:04.302  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[process_slice_header_first_part]:[6953] process_slice_header_first_part_judging
08-08 14:39:04.302  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[inquire_slice_property]:[10388] sliceheader dec err
08-08 14:39:04.302  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[h264_dec_decode_packet_add_svc]:[10786] H264DEC inquire_slice_property error.
08-08 14:39:04.302 33082 33237 F A00000/mgplayer: [Codec_OnNeedInputBuffer 161] video callback codec: 0x5babd9fd00, index: 2, buffer: 0x5aa7bf9d80
08-08 14:39:04.303  1296 37285 W C02B90/VCODEC: [nodict]VIDEO:[dec_check]:[6159] ctx->cur_pic.frame_store is NULL
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[pps_sps_check_tmp_id]:[6319] pps is null ppsid = 0 havn't decode
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[process_slice_header_first_part_judging]:[6927] PPS or SPS of this slice not valid
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[process_slice_header_first_part]:[6953] process_slice_header_first_part_judging
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[inquire_slice_property]:[10388] sliceheader dec err
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[h264_dec_decode_packet_add_svc]:[10786] H264DEC inquire_slice_property error.
08-08 14:39:04.303  1296 37285 W C02B90/VCODEC: [nodict]VIDEO:[dec_check]:[6159] ctx->cur_pic.frame_store is NULL
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[pps_sps_check_tmp_id]:[6319] pps is null ppsid = 0 havn't decode
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[process_slice_header_first_part_judging]:[6927] PPS or SPS of this slice not valid
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[process_slice_header_first_part]:[6953] process_slice_header_first_part_judging
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[inquire_slice_property]:[10388] sliceheader dec err
08-08 14:39:04.303  1296 37285 E C02B90/VCODEC: [nodict]VIDEO:[h264_dec_decode_packet_add_svc]:[10786] H264DEC inquire_slice_property error.
08-08 14:39:04.303  1296 37285 W C02B90/VCODEC: [nodict]VIDEO:[dec_check]:[6159] ctx->cur_pic.frame_store is NULL

解码器start之后，先向解码器塞入xps信息，也依然报错。

Answer 1

增加了SetBufferAttr方法，问题即可解决。