#include "h264chroma.h"
#include "mpegvideo.h"
#include "intrax8.h"
+#include "vc1_common.h"
#include "vc1dsp.h"
#define AC_VLC_BITS 9
-/** Markers used in VC-1 AP frame data */
-//@{
-enum VC1Code {
- VC1_CODE_RES0 = 0x00000100,
- VC1_CODE_ENDOFSEQ = 0x0000010A,
- VC1_CODE_SLICE,
- VC1_CODE_FIELD,
- VC1_CODE_FRAME,
- VC1_CODE_ENTRYPOINT,
- VC1_CODE_SEQHDR,
-};
-//@}
-
-#define IS_MARKER(x) (((x) & ~0xFF) == VC1_CODE_RES0)
-
-/** Available Profiles */
-//@{
-enum Profile {
- PROFILE_SIMPLE,
- PROFILE_MAIN,
- PROFILE_COMPLEX, ///< TODO: WMV9 specific
- PROFILE_ADVANCED
-};
-//@}
-
/** Sequence quantizer mode */
//@{
enum QuantMode {
int end_mb_x; ///< Horizontal macroblock limit (used only by mss2)
int parse_only; ///< Context is used within parser
+ int resync_marker; ///< could this stream contain resync markers
} VC1Context;
-/** Find VC-1 marker in buffer
- * @return position where next marker starts or end of buffer if no marker found
- */
-static av_always_inline const uint8_t* find_next_marker(const uint8_t *src, const uint8_t *end)
-{
- uint32_t mrk = 0xFFFFFFFF;
-
- if (end-src < 4)
- return end;
- while (src < end) {
- mrk = (mrk << 8) | *src++;
- if (IS_MARKER(mrk))
- return src - 4;
- }
- return end;
-}
-
-static av_always_inline int vc1_unescape_buffer(const uint8_t *src, int size, uint8_t *dst)
-{
- int dsize = 0, i;
-
- if (size < 4) {
- for (dsize = 0; dsize < size; dsize++)
- *dst++ = *src++;
- return size;
- }
- for (i = 0; i < size; i++, src++) {
- if (src[0] == 3 && i >= 2 && !src[-1] && !src[-2] && i < size-1 && src[1] < 4) {
- dst[dsize++] = src[1];
- src++;
- i++;
- } else
- dst[dsize++] = *src;
- }
- return dsize;
-}
-
/**
* Decode Simple/Main Profiles sequence header
* @see Figure 7-8, p16-17
int ff_vc1_decode_end(AVCodecContext *avctx);
void ff_vc1_decode_blocks(VC1Context *v);
+void ff_vc1_loop_filter_iblk(VC1Context *v, int pq);
+void ff_vc1_loop_filter_iblk_delayed(VC1Context *v, int pq);
+void ff_vc1_smooth_overlap_filter_iblk(VC1Context *v);
+void ff_vc1_apply_p_loop_filter(VC1Context *v);
+
+void ff_vc1_mc_1mv(VC1Context *v, int dir);
+void ff_vc1_mc_4mv_luma(VC1Context *v, int n, int dir, int avg);
+void ff_vc1_mc_4mv_chroma(VC1Context *v, int dir);
+void ff_vc1_mc_4mv_chroma4(VC1Context *v, int dir, int dir2, int avg);
+
+void ff_vc1_interp_mc(VC1Context *v);
+
#endif /* AVCODEC_VC1_H */