From 11f8aa042dc4708d3d80465fa44aefd116a9bf77 Mon Sep 17 00:00:00 2001 From: Ivan Kalvachev Date: Sun, 15 Feb 2009 17:21:37 +0000 Subject: [PATCH] Kill the magic field in xvmc structure. Originally committed as revision 17338 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/mpegvideo_xvmc.c | 10 +++++----- libavcodec/xvmc.h | 2 +- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/libavcodec/mpegvideo_xvmc.c b/libavcodec/mpegvideo_xvmc.c index ddb154784f..bd2318d6bc 100644 --- a/libavcodec/mpegvideo_xvmc.c +++ b/libavcodec/mpegvideo_xvmc.c @@ -38,7 +38,7 @@ void ff_xvmc_init_block(MpegEncContext *s) { struct xvmc_pixfmt_render *render = (struct xvmc_pixfmt_render*)s->current_picture.data[2]; - assert(render && render->magic_id == AV_XVMC_RENDER_MAGIC); + assert(render && render->unique_id == AV_XVMC_RENDER_MAGIC); s->block = (DCTELEM *)(render->data_blocks + render->next_free_data_block_num * 64); } @@ -68,7 +68,7 @@ int ff_xvmc_field_start(MpegEncContext*s, AVCodecContext *avctx) const int mb_block_count = 4 + (1 << s->chroma_format); assert(avctx); - if (!render || render->magic_id != AV_XVMC_RENDER_MAGIC || + if (!render || render->unique_id != AV_XVMC_RENDER_MAGIC || !render->data_blocks || !render->mv_blocks) { av_log(avctx, AV_LOG_ERROR, "Render token doesn't look as expected.\n"); @@ -100,7 +100,7 @@ int ff_xvmc_field_start(MpegEncContext*s, AVCodecContext *avctx) next = (struct xvmc_pixfmt_render*)s->next_picture.data[2]; if (!next) return -1; - if (next->magic_id != AV_XVMC_RENDER_MAGIC) + if (next->unique_id != AV_XVMC_RENDER_MAGIC) return -1; render->p_future_surface = next->p_surface; // no return here, going to set forward prediction @@ -108,7 +108,7 @@ int ff_xvmc_field_start(MpegEncContext*s, AVCodecContext *avctx) last = (struct xvmc_pixfmt_render*)s->last_picture.data[2]; if (!last) last = render; // predict second field from the first - if (last->magic_id != AV_XVMC_RENDER_MAGIC) + if (last->unique_id != AV_XVMC_RENDER_MAGIC) return -1; render->p_past_surface = last->p_surface; return 0; @@ -162,7 +162,7 @@ void ff_xvmc_decode_mb(MpegEncContext *s) // start of XVMC-specific code render = (struct xvmc_pixfmt_render*)s->current_picture.data[2]; assert(render); - assert(render->magic_id == AV_XVMC_RENDER_MAGIC); + assert(render->unique_id == AV_XVMC_RENDER_MAGIC); assert(render->mv_blocks); // take the next free macroblock diff --git a/libavcodec/xvmc.h b/libavcodec/xvmc.h index 71846f315a..2c189ff80f 100644 --- a/libavcodec/xvmc.h +++ b/libavcodec/xvmc.h @@ -38,7 +38,7 @@ struct xvmc_pixfmt_render { Once set these values are not supposed to be modified. */ //@{ - int magic_id; ///< used as a check against memory corruption by regular pixel routines or other API structure + int unique_id; ///< used as a check against memory corruption by regular pixel routines or other API structure short* data_blocks; XvMCMacroBlock* mv_blocks;