diff options
| -rw-r--r-- | video/mp_image_pool.c | 73 | ||||
| -rw-r--r-- | video/mp_image_pool.h | 8 |
2 files changed, 81 insertions, 0 deletions
diff --git a/video/mp_image_pool.c b/video/mp_image_pool.c index c526772981..17d1087740 100644 --- a/video/mp_image_pool.c +++ b/video/mp_image_pool.c @@ -344,3 +344,76 @@ done: mp_image_copy_attributes(hw_img, src); return ok; } + +bool mp_update_av_hw_frames_pool(struct AVBufferRef **hw_frames_ctx, + struct AVBufferRef *hw_device_ctx, + int imgfmt, int sw_imgfmt, int w, int h) +{ + enum AVPixelFormat format = imgfmt2pixfmt(imgfmt); + enum AVPixelFormat sw_format = imgfmt2pixfmt(sw_imgfmt); + + if (format == AV_PIX_FMT_NONE || sw_format == AV_PIX_FMT_NONE || + !hw_device_ctx || w < 1 || h < 1) + { + av_buffer_unref(hw_frames_ctx); + return false; + } + + if (*hw_frames_ctx) { + AVHWFramesContext *hw_frames = (void *)(*hw_frames_ctx)->data; + + if (hw_frames->device_ref->data != hw_device_ctx->data || + hw_frames->format != format || hw_frames->sw_format != sw_format || + hw_frames->width != w || hw_frames->height != h) + av_buffer_unref(hw_frames_ctx); + } + + if (!*hw_frames_ctx) { + *hw_frames_ctx = av_hwframe_ctx_alloc(hw_device_ctx); + if (!*hw_frames_ctx) + return false; + + AVHWFramesContext *hw_frames = (void *)(*hw_frames_ctx)->data; + hw_frames->format = format; + hw_frames->sw_format = sw_format; + hw_frames->width = w; + hw_frames->height = h; + if (av_hwframe_ctx_init(*hw_frames_ctx) < 0) { + av_buffer_unref(hw_frames_ctx); + return false; + } + } + + return true; +} + +struct mp_image *mp_av_pool_image_hw_upload(struct AVBufferRef *hw_frames_ctx, + struct mp_image *src) +{ + AVFrame *av_frame = av_frame_alloc(); + if (!av_frame) + return NULL; + if (av_hwframe_get_buffer(hw_frames_ctx, av_frame, 0) < 0) { + av_frame_free(&av_frame); + return NULL; + } + struct mp_image *dst = mp_image_from_av_frame(av_frame); + av_frame_free(&av_frame); + if (!dst) + return NULL; + + if (dst->w < src->w || dst->h < src->h) { + talloc_free(dst); + return NULL; + } + + mp_image_set_size(dst, src->w, src->h); + + if (!mp_image_hw_upload(dst, src)) { + talloc_free(dst); + return NULL; + } + + mp_image_copy_attributes(dst, src); + return dst; +} diff --git a/video/mp_image_pool.h b/video/mp_image_pool.h index a49771ffbb..7c9f0463cb 100644 --- a/video/mp_image_pool.h +++ b/video/mp_image_pool.h @@ -31,4 +31,12 @@ struct mp_image *mp_image_hw_download(struct mp_image *img, bool mp_image_hw_upload(struct mp_image *hw_img, struct mp_image *src); +struct AVBufferRef; +bool mp_update_av_hw_frames_pool(struct AVBufferRef **hw_frames_ctx, + struct AVBufferRef *hw_device_ctx, + int imgfmt, int sw_imgfmt, int w, int h); + +struct mp_image *mp_av_pool_image_hw_upload(struct AVBufferRef *hw_frames_ctx, + struct mp_image *src); + #endif |