diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index c430cf9298b3d825c8722aa20e4bb7da8caf4b83..c38098382639634e74ed9ffa02c020530c7631ee 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -108,7 +108,6 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx) return AVERROR(ENOSYS); } s->codec_id = avctx->codec->id; - avctx->hwaccel = ff_find_hwaccel(avctx); /* for h263, we allocate the images after having read the header */ if (avctx->codec->id != AV_CODEC_ID_H263 && diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c index 5db8ef94b9d5214974d5efb85a72934433366cef..133b588085dced225862bfd99e78be597a0617e5 100644 --- a/libavcodec/h264_slice.c +++ b/libavcodec/h264_slice.c @@ -1078,8 +1078,6 @@ static int h264_slice_header_init(H264Context *h, int reinit) h->sps.num_units_in_tick, den, 1 << 30); } - h->avctx->hwaccel = ff_find_hwaccel(h->avctx); - if (reinit) ff_h264_free_tables(h, 0); h->first_field = 0; diff --git a/libavcodec/internal.h b/libavcodec/internal.h index 678d6f10ce32edf4a545451afe0dbf430aa88734..78af94ecc4a93b6e4ae86a2a5192fcde0f71048d 100644 --- a/libavcodec/internal.h +++ b/libavcodec/internal.h @@ -102,15 +102,6 @@ struct AVCodecDefault { const uint8_t *value; }; -/** - * Return the hardware accelerated codec for codec codec_id and - * pixel format pix_fmt. - * - * @param avctx The codec context containing the codec_id and pixel format. - * @return the hardware accelerated codec, or NULL if none was found. - */ -AVHWAccel *ff_find_hwaccel(AVCodecContext *avctx); - /** * Return the index into tab at which {a,b} match elements {[0],[1]} of tab. * If there is no such matching pair then size is returned. diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c index c2cafe5f2322c8a6e2d9786fed71c8aadceac5ce..1cd37fa6b75aa54aa5181f4738a74c137307c867 100644 --- a/libavcodec/mpeg12dec.c +++ b/libavcodec/mpeg12dec.c @@ -1295,7 +1295,6 @@ static int mpeg_decode_postinit(AVCodecContext *avctx) } // MPEG-2 avctx->pix_fmt = mpeg_get_pixelformat(avctx); - avctx->hwaccel = ff_find_hwaccel(avctx); // until then pix_fmt may be changed right after codec init #if FF_API_XVMC if ((avctx->pix_fmt == AV_PIX_FMT_XVMC_MPEG2_IDCT || @@ -2126,7 +2125,6 @@ static int vcr2_init_sequence(AVCodecContext *avctx) s->low_delay = 1; avctx->pix_fmt = mpeg_get_pixelformat(avctx); - avctx->hwaccel = ff_find_hwaccel(avctx); #if FF_API_XVMC if ((avctx->pix_fmt == AV_PIX_FMT_XVMC_MPEG2_IDCT || avctx->hwaccel) && diff --git a/libavcodec/utils.c b/libavcodec/utils.c index c6d793ba60b288cd9eae7720b50f8a035775d885..95aaa6e60daa0fb44dcb7f9d76d76edf5ff80673 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -864,9 +864,41 @@ enum AVPixelFormat avcodec_default_get_format(struct AVCodecContext *s, const en return fmt[0]; } +static AVHWAccel *find_hwaccel(enum AVCodecID codec_id, + enum AVPixelFormat pix_fmt) +{ + AVHWAccel *hwaccel = NULL; + + while ((hwaccel = av_hwaccel_next(hwaccel))) + if (hwaccel->id == codec_id + && hwaccel->pix_fmt == pix_fmt) + return hwaccel; + return NULL; +} + + int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt) { - return avctx->get_format(avctx, fmt); + const AVPixFmtDescriptor *desc; + enum AVPixelFormat ret = avctx->get_format(avctx, fmt); + + desc = av_pix_fmt_desc_get(ret); + if (!desc) + return AV_PIX_FMT_NONE; + + if (desc->flags & AV_PIX_FMT_FLAG_HWACCEL) { + avctx->hwaccel = find_hwaccel(avctx->codec_id, ret); + if (!avctx->hwaccel) { + av_log(avctx, AV_LOG_ERROR, + "Could not find an AVHWAccel for the pixel format: %s", + desc->name); + return AV_PIX_FMT_NONE; + } + } else { + avctx->hwaccel = NULL; + } + + return ret; } #if FF_API_AVFRAME_LAVC @@ -2207,20 +2239,6 @@ AVHWAccel *av_hwaccel_next(AVHWAccel *hwaccel) return hwaccel ? hwaccel->next : first_hwaccel; } -AVHWAccel *ff_find_hwaccel(AVCodecContext *avctx) -{ - enum AVCodecID codec_id = avctx->codec->id; - enum AVPixelFormat pix_fmt = avctx->pix_fmt; - - AVHWAccel *hwaccel = NULL; - - while ((hwaccel = av_hwaccel_next(hwaccel))) - if (hwaccel->id == codec_id - && hwaccel->pix_fmt == pix_fmt) - return hwaccel; - return NULL; -} - int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op)) { if (lockmgr_cb) { diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c index 6590e8b0790fc7461a48024522068aaa7e7631fc..1b01d7e20bc468f0b35383394a697389766034fb 100644 --- a/libavcodec/vc1dec.c +++ b/libavcodec/vc1dec.c @@ -5598,7 +5598,6 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx) avctx->pix_fmt = ff_get_format(avctx, avctx->codec->pix_fmts); else avctx->pix_fmt = AV_PIX_FMT_GRAY8; - avctx->hwaccel = ff_find_hwaccel(avctx); v->s.avctx = avctx; if (ff_vc1_init_common(v) < 0)