mpeg4dec: use unsigned type for startcode in ff_mpeg4_decode_picture_header

[ffmpeg] / libavcodec / mpegvideo.h

diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index e072aa7c338306e69b04d3e13368e59727df7c76..d0f4bfdc6cd9384b337262f99795496ab84edceb 100644 (file)
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -28,6 +28,7 @@
 #ifndef AVCODEC_MPEGVIDEO_H
 #define AVCODEC_MPEGVIDEO_H
 
+#include "avcodec.h"
 #include "dsputil.h"
 #include "get_bits.h"
 #include "put_bits.h"
@@ -82,12 +83,13 @@ struct MpegEncContext;
  * Picture.
  */
 typedef struct Picture{
-    FF_COMMON_FRAME
+    struct AVFrame f;
 
     /**
      * halfpel luma planes.
      */
     uint8_t *interpolated[3];
+    int8_t *qscale_table_base;
     int16_t (*motion_val_base[2])[2];
     uint32_t *mb_type_base;
 #define MB_TYPE_INTRA MB_TYPE_INTRA4x4 //default mb_type if there is just one type
@@ -197,6 +199,7 @@ typedef struct MotionEstContext{
  * MpegEncContext.
  */
 typedef struct MpegEncContext {
+    AVClass *class;
     struct AVCodecContext *avctx;
     /* the following parameters must be initialized before encoding */
     int width, height;///< picture size. must be a multiple of 16
@@ -232,7 +235,6 @@ typedef struct MpegEncContext {
     int picture_number;       //FIXME remove, unclear definition
     int picture_in_gop_number; ///< 0-> first pic in gop, ...
     int b_frames_since_non_b;  ///< used for encoding, relative to not yet reordered input
-    int64_t user_specified_pts;///< last non zero pts from AVFrame which was passed into avcodec_encode_video()
     int mb_width, mb_height;   ///< number of MBs horizontally & vertically
     int mb_stride;             ///< mb_width+1 used for some arrays to allow simple addressing of left & top MBs without sig11
     int b8_stride;             ///< 2*mb_width+1 used for some 8x8 block arrays to allow simple addressing
@@ -259,6 +261,8 @@ typedef struct MpegEncContext {
     /* WARNING: changes above this line require updates to hardcoded
      *          offsets used in asm. */
 
+    int64_t user_specified_pts;///< last non zero pts from AVFrame which was passed into avcodec_encode_video()
+
     /** bit output */
     PutBitContext pb;
 
@@ -295,7 +299,7 @@ typedef struct MpegEncContext {
     Picture *current_picture_ptr;  ///< pointer to the current picture
     int picture_count;             ///< number of allocated pictures (MAX_PICTURE_COUNT * avctx->thread_count)
     int picture_range_start, picture_range_end; ///< the part of picture that this context can allocate in
-    uint8_t *visualization_buffer[3]; //< temporary buffer vor MV visualization
+    uint8_t *visualization_buffer[3]; ///< temporary buffer vor MV visualization
     int last_dc[3];                ///< last DC values for MPEG1
     int16_t *dc_val_base;
     int16_t *dc_val[3];            ///< used for mpeg4 DC prediction, all 3 arrays must be continuous
@@ -315,8 +319,7 @@ typedef struct MpegEncContext {
     uint8_t *mbintra_table;       ///< used to avoid setting {ac, dc, cbp}-pred stuff to zero on inter MB decoding
     uint8_t *cbp_table;           ///< used to store cbp, ac_pred for partitioned decoding
     uint8_t *pred_dir_table;      ///< used to store pred_dir for partitioned decoding
-    uint8_t *allocated_edge_emu_buffer;
-    uint8_t *edge_emu_buffer;     ///< points into the middle of allocated_edge_emu_buffer
+    uint8_t *edge_emu_buffer;     ///< temporary buffer for if MVs point to out-of-frame data
     uint8_t *rd_scratchpad;       ///< scratchpad for rate distortion mb decision
     uint8_t *obmc_scratchpad;
     uint8_t *b_scratchpad;        ///< scratchpad used for writing into write only buffers
@@ -640,6 +643,8 @@ typedef struct MpegEncContext {
     int interlaced_dct;
     int first_slice;
     int first_field;         ///< is 1 for the first field of a field picture 0 otherwise
+    int drop_frame_timecode; ///< timecode is in drop frame format.
+    int scan_offset;         ///< reserve space for SVCD scan offset user data.
 
     /* RTP specific */
     int rtp_mode;