avcodec/kmvc: Move commonly used variables to the front of the context

[ffmpeg] / libavcodec / kmvc.c

diff --git a/libavcodec/kmvc.c b/libavcodec/kmvc.c
index ffe6a142e9721df54f3fe8ab2e52e7bd4749bbf0..dd1ae05f2dbae7e6be79ff7e194eff9c7e8ac382 100644 (file)
--- a/libavcodec/kmvc.c
+++ b/libavcodec/kmvc.c
@@ -29,6 +29,7 @@
 
 #include "avcodec.h"
 #include "bytestream.h"
+#include "decode.h"
 #include "internal.h"
 #include "libavutil/common.h"
 
@@ -43,12 +44,12 @@
 typedef struct KmvcContext {
     AVCodecContext *avctx;
 
+    GetByteContext g;
+    uint8_t *cur, *prev;
     int setpal;
     int palsize;
     uint32_t pal[MAX_PALSIZE];
-    uint8_t *cur, *prev;
     uint8_t frm0[320 * 200], frm1[320 * 200];
-    GetByteContext g;
 } KmvcContext;
 
 typedef struct BitBuf {
@@ -268,14 +269,14 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame,
     int i, ret;
     int header;
     int blocksize;
-    int pal_size;
-    const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, &pal_size);
 
     bytestream2_init(&ctx->g, avpkt->data, avpkt->size);
 
     if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
         return ret;
 
+    frame->palette_has_changed = ff_copy_palette(ctx->pal, avpkt, avctx);
+
     header = bytestream2_get_byte(&ctx->g);
 
     /* blocksize 127 is really palette change event */
@@ -304,13 +305,6 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame,
         }
     }
 
-    if (pal && pal_size == AVPALETTE_SIZE) {
-        frame->palette_has_changed = 1;
-        memcpy(ctx->pal, pal, AVPALETTE_SIZE);
-    } else if (pal) {
-        av_log(avctx, AV_LOG_ERROR, "Palette size %d is wrong\n", pal_size);
-    }
-
     if (ctx->setpal) {
         ctx->setpal = 0;
         frame->palette_has_changed = 1;