From da6506c607eda585ba4b15430cf3c9a2ce09c3a9 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sun, 27 Oct 2013 13:12:53 +0100
Subject: lavc: move AVCodecContext.pkt to AVCodecInternal

It's a private field, not meant to be accessed from outside lavc.
---
 libavcodec/avcodec.h       | 9 ++++-----
 libavcodec/internal.h      | 6 ++++++
 libavcodec/pthread_frame.c | 2 +-
 libavcodec/rawdec.c        | 3 ++-
 libavcodec/utils.c         | 8 ++++----
 libavcodec/version.h       | 3 +++
 6 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 47fda6905e..d42febf6c4 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -2672,14 +2672,13 @@ typedef struct AVCodecContext {
      */
     int error_rate;
 
+#if FF_API_CODEC_PKT
     /**
-     * Current packet as passed into the decoder, to avoid having
-     * to pass the packet into every function. Currently only valid
-     * inside lavc and get/release_buffer callbacks.
-     * - decoding: set by avcodec_decode_*, read by get_buffer() for setting pkt_pts
-     * - encoding: unused
+     * @deprecated this field is not supposed to be accessed from outside lavc
      */
+    attribute_deprecated
     AVPacket *pkt;
+#endif
 
     /**
      * VBV delay coded in the last frame (in periods of a 27 MHz clock).
diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index 9a57209c69..4648c02e09 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -88,6 +88,12 @@ typedef struct AVCodecInternal {
     FramePool *pool;
 
     void *thread_ctx;
+
+    /**
+     * Current packet as passed into the decoder, to avoid having to pass the
+     * packet into every function.
+     */
+    AVPacket *pkt;
 } AVCodecInternal;
 
 struct AVCodecDefault {
diff --git a/libavcodec/pthread_frame.c b/libavcodec/pthread_frame.c
index c2d12c854f..3dff9608f9 100644
--- a/libavcodec/pthread_frame.c
+++ b/libavcodec/pthread_frame.c
@@ -608,7 +608,6 @@ int ff_frame_thread_init(AVCodecContext *avctx)
         }
 
         *copy = *src;
-        copy->pkt = &p->avpkt;
 
         copy->internal = av_malloc(sizeof(AVCodecInternal));
         if (!copy->internal) {
@@ -617,6 +616,7 @@ int ff_frame_thread_init(AVCodecContext *avctx)
         }
         *copy->internal = *src->internal;
         copy->internal->thread_ctx = p;
+        copy->internal->pkt = &p->avpkt;
 
         if (!i) {
             src = copy;
diff --git a/libavcodec/rawdec.c b/libavcodec/rawdec.c
index 24d06f3087..a8227c7ae8 100644
--- a/libavcodec/rawdec.c
+++ b/libavcodec/rawdec.c
@@ -25,6 +25,7 @@
  */
 
 #include "avcodec.h"
+#include "internal.h"
 #include "raw.h"
 #include "libavutil/buffer.h"
 #include "libavutil/common.h"
@@ -150,7 +151,7 @@ static int raw_decode(AVCodecContext *avctx, void *data, int *got_frame,
     frame->pict_type        = AV_PICTURE_TYPE_I;
     frame->key_frame        = 1;
     frame->reordered_opaque = avctx->reordered_opaque;
-    frame->pkt_pts          = avctx->pkt->pts;
+    frame->pkt_pts          = avctx->internal->pkt->pts;
 
     if (buf_size < context->frame_size - (avctx->pix_fmt == AV_PIX_FMT_PAL8 ?
                                           AVPALETTE_SIZE : 0))
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 7b5c796b2a..da519b5eb6 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -613,7 +613,7 @@ int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
     default: return AVERROR(EINVAL);
     }
 
-    frame->pkt_pts = avctx->pkt ? avctx->pkt->pts : AV_NOPTS_VALUE;
+    frame->pkt_pts = avctx->internal->pkt ? avctx->internal->pkt->pts : AV_NOPTS_VALUE;
     frame->reordered_opaque = avctx->reordered_opaque;
 
 #if FF_API_GET_BUFFER
@@ -1402,7 +1402,7 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi
     if ((avctx->coded_width || avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx))
         return -1;
 
-    avctx->pkt = avpkt;
+    avctx->internal->pkt = avpkt;
     ret = apply_param_change(avctx, avpkt);
     if (ret < 0) {
         av_log(avctx, AV_LOG_ERROR, "Error applying parameter changes.\n");
@@ -1467,7 +1467,7 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
 
     *got_frame_ptr = 0;
 
-    avctx->pkt = avpkt;
+    avctx->internal->pkt = avpkt;
 
     if (!avpkt->data && avpkt->size) {
         av_log(avctx, AV_LOG_ERROR, "invalid packet: NULL data, size != 0\n");
@@ -1522,7 +1522,7 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
 {
     int ret;
 
-    avctx->pkt = avpkt;
+    avctx->internal->pkt = avpkt;
     *got_sub_ptr = 0;
     ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt);
     if (*got_sub_ptr)
diff --git a/libavcodec/version.h b/libavcodec/version.h
index eac9ee4c4a..5e87841610 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -91,5 +91,8 @@
 #ifndef FF_API_THREAD_OPAQUE
 #define FF_API_THREAD_OPAQUE     (LIBAVCODEC_VERSION_MAJOR < 56)
 #endif
+#ifndef FF_API_CODEC_PKT
+#define FF_API_CODEC_PKT         (LIBAVCODEC_VERSION_MAJOR < 56)
+#endif
 
 #endif /* AVCODEC_VERSION_H */
-- 
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