[005/124] aasc: convert to refcounted frames.

Message ID 1357655896-21911-6-git-send-email-anton@khirnov.net
State Superseded
Headers show

Commit Message

Anton Khirnov Jan. 8, 2013, 2:36 p.m.
---
 libavcodec/aasc.c |   22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

Patch

diff --git a/libavcodec/aasc.c b/libavcodec/aasc.c
index 7759c71..5a1e920 100644
--- a/libavcodec/aasc.c
+++ b/libavcodec/aasc.c
@@ -29,13 +29,14 @@ 
 #include <string.h>
 
 #include "avcodec.h"
+#include "internal.h"
 #include "dsputil.h"
 #include "msrledec.h"
 
 typedef struct AascContext {
     AVCodecContext *avctx;
     GetByteContext gb;
-    AVFrame frame;
+    AVFrame *frame;
 } AascContext;
 
 static av_cold int aasc_decode_init(AVCodecContext *avctx)
@@ -46,6 +47,10 @@  static av_cold int aasc_decode_init(AVCodecContext *avctx)
 
     avctx->pix_fmt = AV_PIX_FMT_BGR24;
 
+    s->frame = av_frame_alloc();
+    if (!s->frame)
+        return AVERROR(ENOMEM);
+
     return 0;
 }
 
@@ -58,9 +63,7 @@  static int aasc_decode_frame(AVCodecContext *avctx,
     AascContext *s     = avctx->priv_data;
     int compr, i, stride, ret;
 
-    s->frame.reference = 1;
-    s->frame.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_PRESERVE | FF_BUFFER_HINTS_REUSABLE;
-    if ((ret = avctx->reget_buffer(avctx, &s->frame)) < 0) {
+    if ((ret = ff_reget_buffer(avctx, s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
         return ret;
     }
@@ -72,13 +75,13 @@  static int aasc_decode_frame(AVCodecContext *avctx,
     case 0:
         stride = (avctx->width * 3 + 3) & ~3;
         for (i = avctx->height - 1; i >= 0; i--) {
-            memcpy(s->frame.data[0] + i * s->frame.linesize[0], buf, avctx->width * 3);
+            memcpy(s->frame->data[0] + i * s->frame->linesize[0], buf, avctx->width * 3);
             buf += stride;
         }
         break;
     case 1:
         bytestream2_init(&s->gb, buf - 4, buf_size + 4);
-        ff_msrle_decode(avctx, (AVPicture*)&s->frame, 8, &s->gb);
+        ff_msrle_decode(avctx, (AVPicture*)s->frame, 8, &s->gb);
         break;
     default:
         av_log(avctx, AV_LOG_ERROR, "Unknown compression type %d\n", compr);
@@ -86,7 +89,8 @@  static int aasc_decode_frame(AVCodecContext *avctx,
     }
 
     *got_frame = 1;
-    *(AVFrame*)data = s->frame;
+    if ((ret = av_frame_ref(data, s->frame)) < 0)
+        return ret;
 
     /* report that the buffer was completely consumed */
     return buf_size;
@@ -96,9 +100,7 @@  static av_cold int aasc_decode_end(AVCodecContext *avctx)
 {
     AascContext *s = avctx->priv_data;
 
-    /* release the last frame */
-    if (s->frame.data[0])
-        avctx->release_buffer(avctx, &s->frame);
+    av_frame_free(&s->frame);
 
     return 0;
 }