From a83fd5010c4ef51fbdbd5a42c9f5128a3e0d444b Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sat, 9 Nov 2013 10:14:46 +0100
Subject: bethsoftvid: use the AVFrame API properly.

---
 libavcodec/bethsoftvideo.c | 26 +++++++++++++++-----------
 1 file changed, 15 insertions(+), 11 deletions(-)

(limited to 'libavcodec/bethsoftvideo.c')

diff --git a/libavcodec/bethsoftvideo.c b/libavcodec/bethsoftvideo.c
index 1914d6b32f..7e93a2749c 100644
--- a/libavcodec/bethsoftvideo.c
+++ b/libavcodec/bethsoftvideo.c
@@ -34,7 +34,7 @@
 #include "internal.h"
 
 typedef struct BethsoftvidContext {
-    AVFrame frame;
+    AVFrame *frame;
     GetByteContext g;
 } BethsoftvidContext;
 
@@ -42,13 +42,17 @@ static av_cold int bethsoftvid_decode_init(AVCodecContext *avctx)
 {
     BethsoftvidContext *vid = avctx->priv_data;
     avctx->pix_fmt = AV_PIX_FMT_PAL8;
-    avcodec_get_frame_defaults(&vid->frame);
+
+    vid->frame = av_frame_alloc();
+    if (!vid->frame)
+        return AVERROR(ENOMEM);
+
     return 0;
 }
 
 static int set_palette(BethsoftvidContext *ctx)
 {
-    uint32_t *palette = (uint32_t *)ctx->frame.data[1];
+    uint32_t *palette = (uint32_t *)ctx->frame->data[1];
     int a;
 
     if (bytestream2_get_bytes_left(&ctx->g) < 256*3)
@@ -57,7 +61,7 @@ static int set_palette(BethsoftvidContext *ctx)
     for(a = 0; a < 256; a++){
         palette[a] = bytestream2_get_be24u(&ctx->g) * 4;
     }
-    ctx->frame.palette_has_changed = 1;
+    ctx->frame->palette_has_changed = 1;
     return 0;
 }
 
@@ -74,11 +78,11 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
     int code, ret;
     int yoffset;
 
-    if ((ret = ff_reget_buffer(avctx, &vid->frame)) < 0) {
+    if ((ret = ff_reget_buffer(avctx, vid->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n");
         return ret;
     }
-    wrap_to_next_line = vid->frame.linesize[0] - avctx->width;
+    wrap_to_next_line = vid->frame->linesize[0] - avctx->width;
 
     if (avpkt->side_data_elems > 0 &&
         avpkt->side_data[0].type == AV_PKT_DATA_PALETTE) {
@@ -89,8 +93,8 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
     }
 
     bytestream2_init(&vid->g, avpkt->data, avpkt->size);
-    dst = vid->frame.data[0];
-    frame_end = vid->frame.data[0] + vid->frame.linesize[0] * avctx->height;
+    dst = vid->frame->data[0];
+    frame_end = vid->frame->data[0] + vid->frame->linesize[0] * avctx->height;
 
     switch(block_type = bytestream2_get_byte(&vid->g)){
         case PALETTE_BLOCK: {
@@ -105,7 +109,7 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
             yoffset = bytestream2_get_le16(&vid->g);
             if(yoffset >= avctx->height)
                 return AVERROR_INVALIDDATA;
-            dst += vid->frame.linesize[0] * yoffset;
+            dst += vid->frame->linesize[0] * yoffset;
     }
 
     // main code
@@ -135,7 +139,7 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
     }
     end:
 
-    if ((ret = av_frame_ref(data, &vid->frame)) < 0)
+    if ((ret = av_frame_ref(data, vid->frame)) < 0)
         return ret;
 
     *got_frame = 1;
@@ -146,7 +150,7 @@ static int bethsoftvid_decode_frame(AVCodecContext *avctx,
 static av_cold int bethsoftvid_decode_end(AVCodecContext *avctx)
 {
     BethsoftvidContext * vid = avctx->priv_data;
-    av_frame_unref(&vid->frame);
+    av_frame_free(&vid->frame);
     return 0;
 }
 
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