X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fvp8.h;h=e6091dfe042d8c704f475aa8ebb15792f328be80;hb=f4df5039a791a56de85c64e6b9e4448a221b5c40;hp=8263997e3fcd48f2f07c61644bedb558a8712223;hpb=f87ad3a058bfee786e942106c5c3450c02a66d48;p=ffmpeg

diff --git a/libavcodec/vp8.h b/libavcodec/vp8.h
index 8263997e3fc..e6091dfe042 100644
--- a/libavcodec/vp8.h
+++ b/libavcodec/vp8.h
@@ -29,6 +29,7 @@
 #include <stdatomic.h>
 
 #include "libavutil/buffer.h"
+#include "libavutil/mem_internal.h"
 #include "libavutil/thread.h"
 
 #include "h264pred.h"
@@ -138,12 +139,18 @@ typedef struct VP8ThreadData {
 typedef struct VP8Frame {
     ThreadFrame tf;
     AVBufferRef *seg_map;
+
+    AVBufferRef *hwaccel_priv_buf;
+    void *hwaccel_picture_private;
 } VP8Frame;
 
 #define MAX_THREADS 8
 typedef struct VP8Context {
     VP8ThreadData *thread_data;
     AVCodecContext *avctx;
+    enum AVPixelFormat pix_fmt;
+    int actually_webp;
+
     VP8Frame *framep[4];
     VP8Frame *next_framep[4];
     VP8Frame *curframe;
@@ -172,6 +179,7 @@ typedef struct VP8Context {
         uint8_t enabled;
         uint8_t absolute_vals;
         uint8_t update_map;
+        uint8_t update_feature_data;
         int8_t base_quant[4];
         int8_t filter_level[4];     ///< base loop filter level
     } segmentation;
@@ -199,8 +207,19 @@ typedef struct VP8Context {
         int16_t chroma_qmul[2];
     } qmat[4];
 
+    // Raw quantisation values, which may be needed by hwaccel decode.
+    struct {
+        int yac_qi;
+        int ydc_delta;
+        int y2dc_delta;
+        int y2ac_delta;
+        int uvdc_delta;
+        int uvac_delta;
+    } quant;
+
     struct {
         uint8_t enabled;    ///< whether each mb can have a different strength based on mode/ref
+        uint8_t update;
 
         /**
          * filter strength adjustment for the following macroblock modes:
@@ -228,6 +247,20 @@ typedef struct VP8Context {
 
     VP56RangeCoder c;   ///< header context, includes mb modes and motion vectors
 
+    /* This contains the entropy coder state at the end of the header
+     * block, in the form specified by the standard.  For use by
+     * hwaccels, so that a hardware decoder has the information to
+     * start decoding at the macroblock layer.
+     */
+    struct {
+        const uint8_t *input;
+        uint32_t range;
+        uint32_t value;
+        int bit_count;
+    } coder_state_at_header_end;
+
+    int header_partition_size;
+
     /**
      * These are all of the updatable probabilities for binary decisions.
      * They are only implicitly reset on keyframes, making it quite likely
@@ -265,6 +298,7 @@ typedef struct VP8Context {
      */
     int num_coeff_partitions;
     VP56RangeCoder coeff_partition[8];
+    int coeff_partition_size[8];
     VideoDSPContext vdsp;
     VP8DSPContext vp8dsp;
     H264PredContext hpc;