Hi,
Please refer to following commands:
01_video_encode$ gst-launch-1.0 nvcamerasrc num-buffers=10 ! nvvidconv ! video/x-raw,width=640,height=480 ! filesink location= a.yuv
01_video_encode$ ./video_encode a.yuv 640 480 H264 a.h264 -slt 1 -slen 300
And JM decoder output(partial):
Annex B NALU w/ long startcode, len 1452, forbidden_bit 0, nal_reference_idc 3, nal_unit_type 1
@454 SH: first_mb_in_slice 1 ( 0)
@455 SH: slice_type 1 ( 0)
@456 SH: pic_parameter_set_id 1 ( 0)
@457 SH: frame_num 00000010 ( 2)
@465 SH: pic_order_cnt_lsb 00000100 ( 4)
@473 SH: num_ref_idx_override_flag 0 ( 0)
@474 SH: ref_pic_list_reordering_flag_l0 0 ( 0)
@475 SH: adaptive_ref_pic_buffering_flag 0 ( 0)
@476 SH: slice_qp_delta 00111 ( -3)
@481 SH: disable_deblocking_filter_idc 1 ( 0)
@482 SH: slice_alpha_c0_offset_div2 1 ( 0)
@483 SH: slice_beta_offset_div2 1 ( 0)
decode_one_slice POC: 2 Type 0
decode_one_slice POC: 2 Type 0
decode_one_slice POC: 2 Type 0
decode_one_slice POC: 2 Type 0
Annex B NALU w/ short startcode, len 1734, forbidden_bit 0, nal_reference_idc 3, nal_unit_type 1
@484 SH: first_mb_in_slice 00000000100101101 (300)
@501 SH: slice_type 1 ( 0)
@502 SH: pic_parameter_set_id 1 ( 0)
@503 SH: frame_num 00000010 ( 2)
@511 SH: pic_order_cnt_lsb 00000100 ( 4)
@519 SH: num_ref_idx_override_flag 0 ( 0)
@520 SH: ref_pic_list_reordering_flag_l0 0 ( 0)
@521 SH: adaptive_ref_pic_buffering_flag 0 ( 0)
@522 SH: slice_qp_delta 0001101 ( -6)
@529 SH: disable_deblocking_filter_idc 1 ( 0)
@530 SH: slice_alpha_c0_offset_div2 1 ( 0)
@531 SH: slice_beta_offset_div2 1 ( 0)
Annex B NALU w/ short startcode, len 1930, forbidden_bit 0, nal_reference_idc 3, nal_unit_type 1
@532 SH: first_mb_in_slice 0000000001001011001 (600)
@551 SH: slice_type 1 ( 0)
@552 SH: pic_parameter_set_id 1 ( 0)
@553 SH: frame_num 00000010 ( 2)
@561 SH: pic_order_cnt_lsb 00000100 ( 4)
@569 SH: num_ref_idx_override_flag 0 ( 0)
@570 SH: ref_pic_list_reordering_flag_l0 0 ( 0)
@571 SH: adaptive_ref_pic_buffering_flag 0 ( 0)
@572 SH: slice_qp_delta 00111 ( -3)
@577 SH: disable_deblocking_filter_idc 1 ( 0)
@578 SH: slice_alpha_c0_offset_div2 1 ( 0)
@579 SH: slice_beta_offset_div2 1 ( 0)
Annex B NALU w/ short startcode, len 2732, forbidden_bit 0, nal_reference_idc 3, nal_unit_type 1
@580 SH: first_mb_in_slice 0000000001110000101 (900)
@599 SH: slice_type 1 ( 0)
@600 SH: pic_parameter_set_id 1 ( 0)
@601 SH: frame_num 00000010 ( 2)
@609 SH: pic_order_cnt_lsb 00000100 ( 4)
@617 SH: num_ref_idx_override_flag 0 ( 0)
@618 SH: ref_pic_list_reordering_flag_l0 0 ( 0)
@619 SH: adaptive_ref_pic_buffering_flag 0 ( 0)
@620 SH: slice_qp_delta 0001001 ( -4)
@627 SH: disable_deblocking_filter_idc 1 ( 0)
@628 SH: slice_alpha_c0_offset_div2 1 ( 0)
@629 SH: slice_beta_offset_div2 1 ( 0)
Each NAL contains 300 macroblocks.