Merge commit 'ec96a89c3e507cf0fb1f2b159b28a53f2bad9a74'

[ffmpeg] / libavcodec / a64multienc.c

diff --git a/libavcodec/a64multienc.c b/libavcodec/a64multienc.c
index 25141c56398464e2faf56d85c71a73f957196c99..f9c4f36e7d0c48eb33b7b26ebfa4c6b04c18d995 100644 (file)
--- a/libavcodec/a64multienc.c
+++ b/libavcodec/a64multienc.c
@@ -28,6 +28,7 @@
 #include "a64tables.h"
 #include "elbg.h"
 #include "internal.h"
+#include "libavutil/avassert.h"
 #include "libavutil/common.h"
 #include "libavutil/intreadwrite.h"
 
@@ -65,7 +66,7 @@ static const int mc_colors[5]={0x0,0xb,0xc,0xf,0x1};
 //static const int mc_colors[5]={0x0,0x8,0xa,0xf,0x7};
 //static const int mc_colors[5]={0x0,0x9,0x8,0xa,0x3};
 
-static void to_meta_with_crop(AVCodecContext *avctx, AVFrame *p, int *dest)
+static void to_meta_with_crop(AVCodecContext *avctx, const AVFrame *p, int *dest)
 {
     int blockx, blocky, x, y;
     int luma = 0;
@@ -190,7 +191,6 @@ static void render_charset(AVCodecContext *avctx, uint8_t *charset,
 static av_cold int a64multi_close_encoder(AVCodecContext *avctx)
 {
     A64Context *c = avctx->priv_data;
-    av_frame_free(&avctx->coded_frame);
     av_freep(&c->mc_meta_charset);
     av_freep(&c->mc_best_cb);
     av_freep(&c->mc_charset);
@@ -242,14 +242,6 @@ static av_cold int a64multi_encode_init(AVCodecContext *avctx)
     AV_WB32(avctx->extradata, c->mc_lifetime);
     AV_WB32(avctx->extradata + 16, INTERLACED);
 
-    avctx->coded_frame = av_frame_alloc();
-    if (!avctx->coded_frame) {
-        a64multi_close_encoder(avctx);
-        return AVERROR(ENOMEM);
-    }
-
-    avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
-    avctx->coded_frame->key_frame = 1;
     if (!avctx->codec_tag)
          avctx->codec_tag = AV_RL32("a64m");
 
@@ -274,10 +266,9 @@ static void a64_compress_colram(unsigned char *buf, int *charmap, uint8_t *colra
 }
 
 static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
-                                 const AVFrame *pict, int *got_packet)
+                                 const AVFrame *p, int *got_packet)
 {
     A64Context *c = avctx->priv_data;
-    AVFrame *const p = avctx->coded_frame;
 
     int frame;
     int x, y;
@@ -308,7 +299,7 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     }
 
     /* no data, means end encoding asap */
-    if (!pict) {
+    if (!p) {
         /* all done, end encoding */
         if (!c->mc_lifetime) return 0;
         /* no more frames in queue, prepare to flush remaining frames */
@@ -321,15 +312,10 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     } else {
         /* fill up mc_meta_charset with data until lifetime exceeds */
         if (c->mc_frame_counter < c->mc_lifetime) {
-            ret = av_frame_ref(p, pict);
-            if (ret < 0)
-                return ret;
-            p->pict_type = AV_PICTURE_TYPE_I;
-            p->key_frame = 1;
             to_meta_with_crop(avctx, p, meta + 32000 * c->mc_frame_counter);
             c->mc_frame_counter++;
             if (c->next_pts == AV_NOPTS_VALUE)
-                c->next_pts = pict->pts;
+                c->next_pts = p->pts;
             /* lifetime is not reached so wait for next frame first */
             return 0;
         }
@@ -400,6 +386,7 @@ static int a64multi_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
         pkt->pts = pkt->dts = c->next_pts;
         c->next_pts         = AV_NOPTS_VALUE;
 
+        av_assert0(pkt->size >= req_size);
         pkt->size   = req_size;
         pkt->flags |= AV_PKT_FLAG_KEY;
         *got_packet = !!req_size;