619 |
*intra_dc_threshold = |
*intra_dc_threshold = |
620 |
intra_dc_threshold_table[BitstreamGetBits(bs, 3)]; |
intra_dc_threshold_table[BitstreamGetBits(bs, 3)]; |
621 |
|
|
622 |
|
dec->top_field_first = 0; |
623 |
|
dec->alternate_vertical_scan = 0; |
624 |
|
|
625 |
if (dec->interlacing) { |
if (dec->interlacing) { |
626 |
dec->top_field_first = BitstreamGetBit(bs); |
dec->top_field_first = BitstreamGetBit(bs); |
627 |
DPRINTF(DPRINTF_HEADER, "interlace top_field_first %i", dec->top_field_first); |
DPRINTF(DPRINTF_HEADER, "interlace top_field_first %i", dec->top_field_first); |
717 |
BitstreamPutBit(bs, 0); // is_object_layer_identified (0=not given) |
BitstreamPutBit(bs, 0); // is_object_layer_identified (0=not given) |
718 |
BitstreamPutBits(bs, 1, 4); // aspect_ratio_info (1=1:1) |
BitstreamPutBits(bs, 1, 4); // aspect_ratio_info (1=1:1) |
719 |
|
|
|
#ifdef BFRAMES |
|
|
if (pParam->max_bframes > 0) { |
|
|
//DPRINTF("low_delay=1"); |
|
720 |
BitstreamPutBit(bs, 1); // vol_control_parameters |
BitstreamPutBit(bs, 1); // vol_control_parameters |
721 |
BitstreamPutBits(bs, 1, 2); // chroma_format 1="4:2:0" |
BitstreamPutBits(bs, 1, 2); // chroma_format 1="4:2:0" |
722 |
|
|
723 |
|
#ifdef BFRAMES |
724 |
|
if (pParam->max_bframes > 0) { |
725 |
BitstreamPutBit(bs, 0); // low_delay |
BitstreamPutBit(bs, 0); // low_delay |
|
BitstreamPutBit(bs, 0); // vbv_parameters (0=not given) |
|
726 |
} else |
} else |
727 |
#endif |
#endif |
728 |
{ |
{ |
729 |
BitstreamPutBits(bs, 0, 1); // vol_control_parameters (0=not given) |
BitstreamPutBit(bs, 1); // low_delay |
730 |
} |
} |
731 |
|
BitstreamPutBit(bs, 0); // vbv_parameters (0=not given) |
732 |
|
|
733 |
BitstreamPutBits(bs, 0, 2); // video_object_layer_shape (0=rectangular) |
BitstreamPutBits(bs, 0, 2); // video_object_layer_shape (0=rectangular) |
734 |
|
|
742 |
#ifdef BFRAMES |
#ifdef BFRAMES |
743 |
BitstreamPutBits(bs, pParam->fbase, 16); |
BitstreamPutBits(bs, pParam->fbase, 16); |
744 |
#else |
#else |
745 |
BitstreamPutBits(bs, 2, 16); |
BitstreamPutBits(bs, pParam->fbase, 16); |
746 |
#endif |
#endif |
747 |
|
|
748 |
WRITE_MARKER(); |
WRITE_MARKER(); |
751 |
BitstreamPutBit(bs, 1); // fixed_vop_rate = 1 |
BitstreamPutBit(bs, 1); // fixed_vop_rate = 1 |
752 |
BitstreamPutBits(bs, pParam->fincr, log2bin(pParam->fbase)); // fixed_vop_time_increment |
BitstreamPutBits(bs, pParam->fincr, log2bin(pParam->fbase)); // fixed_vop_time_increment |
753 |
#else |
#else |
754 |
BitstreamPutBit(bs, 0); // fixed_vop_rate = 0 |
BitstreamPutBit(bs, 1); // fixed_vop_rate = 1 |
755 |
|
BitstreamPutBits(bs, pParam->fincr, log2bin(pParam->fbase)); // fixed_vop_time_increment |
756 |
#endif |
#endif |
757 |
|
|
758 |
WRITE_MARKER(); |
WRITE_MARKER(); |
803 |
const FRAMEINFO * frame, |
const FRAMEINFO * frame, |
804 |
int vop_coded) |
int vop_coded) |
805 |
{ |
{ |
|
#ifdef BFRAMES |
|
806 |
uint32_t i; |
uint32_t i; |
807 |
#endif |
|
808 |
BitstreamPad(bs); |
BitstreamPad(bs); |
809 |
BitstreamPutBits(bs, VOP_START_CODE, 32); |
BitstreamPutBits(bs, VOP_START_CODE, 32); |
810 |
|
|
811 |
BitstreamPutBits(bs, frame->coding_type, 2); |
BitstreamPutBits(bs, frame->coding_type, 2); |
812 |
|
|
|
// time_base = 0 write n x PutBit(1), PutBit(0) |
|
813 |
#ifdef BFRAMES |
#ifdef BFRAMES |
814 |
for (i = 0; i < frame->seconds; i++) { |
for (i = 0; i < frame->seconds; i++) { |
815 |
BitstreamPutBit(bs, 1); |
BitstreamPutBit(bs, 1); |
816 |
} |
} |
817 |
BitstreamPutBit(bs, 0); |
BitstreamPutBit(bs, 0); |
818 |
#else |
#else |
819 |
BitstreamPutBits(bs, 0, 1); |
for (i = 0; i < frame->seconds; i++) { |
820 |
|
BitstreamPutBit(bs, 1); |
821 |
|
} |
822 |
|
BitstreamPutBit(bs, 0); |
823 |
|
// BitstreamPutBits(bs, 0, 1); |
824 |
#endif |
#endif |
825 |
|
|
826 |
WRITE_MARKER(); |
WRITE_MARKER(); |
832 |
frame->coding_type == I_VOP ? 'I' : frame->coding_type == |
frame->coding_type == I_VOP ? 'I' : frame->coding_type == |
833 |
P_VOP ? 'P' : 'B');*/ |
P_VOP ? 'P' : 'B');*/ |
834 |
#else |
#else |
835 |
BitstreamPutBits(bs, 1, 1); |
BitstreamPutBits(bs, frame->ticks, log2bin(pParam->fbase)); |
836 |
|
// BitstreamPutBits(bs, 1, 1); |
837 |
#endif |
#endif |
838 |
|
|
839 |
WRITE_MARKER(); |
WRITE_MARKER(); |
851 |
BitstreamPutBits(bs, 0, 3); // intra_dc_vlc_threshold |
BitstreamPutBits(bs, 0, 3); // intra_dc_vlc_threshold |
852 |
|
|
853 |
if (frame->global_flags & XVID_INTERLACING) { |
if (frame->global_flags & XVID_INTERLACING) { |
854 |
BitstreamPutBit(bs, 1); // top field first |
BitstreamPutBit(bs, (frame->global_flags & XVID_TOPFIELDFIRST)); |
855 |
BitstreamPutBit(bs, 0); // alternate vertical scan |
BitstreamPutBit(bs, (frame->global_flags & XVID_ALTERNATESCAN)); |
856 |
} |
} |
857 |
|
|
858 |
BitstreamPutBits(bs, frame->quant, 5); // quantizer |
BitstreamPutBits(bs, frame->quant, 5); // quantizer |