Merge commit '570fcaf3326aef9313b10863e2f6e6ae664d9dae'

[ffmpeg] / libavcodec / vaapi_mpeg2.c

diff --git a/libavcodec/vaapi_mpeg2.c b/libavcodec/vaapi_mpeg2.c
index 7d0e205932555c0b758028f2c2ff1612d4a9b042..518fec0493ab993763ed1292ffe02283faa62b6e 100644 (file)
--- a/libavcodec/vaapi_mpeg2.c
+++ b/libavcodec/vaapi_mpeg2.c
@@ -3,20 +3,20 @@
  *
  * Copyright (C) 2008-2009 Splitted-Desktop Systems
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -41,7 +41,7 @@ static inline int mpeg2_get_is_frame_start(MpegEncContext *s)
 static int vaapi_mpeg2_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
 {
     struct MpegEncContext * const s = avctx->priv_data;
-    struct vaapi_context * const vactx = avctx->hwaccel_context;
+    FFVAContext * const vactx = ff_vaapi_get_context(avctx);
     VAPictureParameterBufferMPEG2 *pic_param;
     VAIQMatrixBufferMPEG2 *iq_matrix;
     int i;
@@ -104,6 +104,7 @@ static int vaapi_mpeg2_start_frame(AVCodecContext *avctx, av_unused const uint8_
 static int vaapi_mpeg2_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
 {
     MpegEncContext * const s = avctx->priv_data;
+    FFVAContext * const vactx = ff_vaapi_get_context(avctx);
     VASliceParameterBufferMPEG2 *slice_param;
     GetBitContext gb;
     uint32_t quantiser_scale_code, intra_slice_flag, macroblock_offset;
@@ -118,13 +119,13 @@ static int vaapi_mpeg2_decode_slice(AVCodecContext *avctx, const uint8_t *buffer
     intra_slice_flag = get_bits1(&gb);
     if (intra_slice_flag) {
         skip_bits(&gb, 8);
-        while (get_bits1(&gb) != 0)
-            skip_bits(&gb, 8);
+        if (skip_1stop_8data_bits(&gb) < 0)
+            return AVERROR_INVALIDDATA;
     }
     macroblock_offset = get_bits_count(&gb);
 
     /* Fill in VASliceParameterBufferMPEG2 */
-    slice_param = (VASliceParameterBufferMPEG2 *)ff_vaapi_alloc_slice(avctx->hwaccel_context, buffer, size);
+    slice_param = (VASliceParameterBufferMPEG2 *)ff_vaapi_alloc_slice(vactx, buffer, size);
     if (!slice_param)
         return -1;
     slice_param->macroblock_offset              = macroblock_offset;
@@ -139,8 +140,11 @@ AVHWAccel ff_mpeg2_vaapi_hwaccel = {
     .name           = "mpeg2_vaapi",
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_MPEG2VIDEO,
-    .pix_fmt        = AV_PIX_FMT_VAAPI_VLD,
+    .pix_fmt        = AV_PIX_FMT_VAAPI,
     .start_frame    = vaapi_mpeg2_start_frame,
     .end_frame      = ff_vaapi_mpeg_end_frame,
     .decode_slice   = vaapi_mpeg2_decode_slice,
+    .init           = ff_vaapi_context_init,
+    .uninit         = ff_vaapi_context_fini,
+    .priv_data_size = sizeof(FFVAContext),
 };