diff options
Diffstat (limited to 'decoder')
| -rw-r--r-- | decoder/impeg2d_dec_hdr.c | 5 | ||||
| -rw-r--r-- | decoder/impeg2d_pic_proc.c | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/decoder/impeg2d_dec_hdr.c b/decoder/impeg2d_dec_hdr.c index 186f477..03323a4 100644 --- a/decoder/impeg2d_dec_hdr.c +++ b/decoder/impeg2d_dec_hdr.c @@ -703,6 +703,11 @@ IMPEG2D_ERROR_CODES_T impeg2d_dec_pic_hdr(dec_state_t *ps_dec) if(ps_dec->u2_is_mpeg2 == 0) { + if (ps_dec->u2_forw_f_code < 1 || ps_dec->u2_forw_f_code > 7 || + ps_dec->u2_back_f_code < 1 || ps_dec->u2_back_f_code > 7) + { + return IMPEG2D_UNKNOWN_ERROR; + } ps_dec->au2_f_code[0][0] = ps_dec->au2_f_code[0][1] = ps_dec->u2_forw_f_code; ps_dec->au2_f_code[1][0] = ps_dec->au2_f_code[1][1] = ps_dec->u2_back_f_code; } diff --git a/decoder/impeg2d_pic_proc.c b/decoder/impeg2d_pic_proc.c index fbbbf79..6826def 100644 --- a/decoder/impeg2d_pic_proc.c +++ b/decoder/impeg2d_pic_proc.c @@ -271,6 +271,8 @@ IMPEG2D_ERROR_CODES_T impeg2d_init_video_state(dec_state_t *ps_dec, e_video_type ps_dec->u2_progressive_frame = 1; ps_dec->u2_frame_rate_extension_n = 0; ps_dec->u2_frame_rate_extension_d = 0; + ps_dec->u2_forw_f_code = 7; + ps_dec->u2_back_f_code = 7; ps_dec->pf_vld_inv_quant = impeg2d_vld_inv_quant_mpeg1; /*-------------------------------------------------------------------*/ |