On 13/07/16 01:47, Mark Thompson wrote:
> +int av_hwframe_map(AVFrame *dst, const AVFrame *src, int flags)
> +{
> + AVHWFramesContext *ctx;
> + int ret;
> +
> + if (src->hw_frames_ctx) {
> + ctx = (AVHWFramesContext*)src->hw_frames_ctx->data;
> +
> + if (ctx->internal->hw_type->map_from) {
> + ret = ctx->internal->hw_type->map_from(ctx, dst, src, flags);
> + if (ret != AVERROR(ENOSYS))
> + return ret;
> + }
> + }
> +
> + if (dst->hw_frames_ctx) {
> + ctx = (AVHWFramesContext*)dst->hw_frames_ctx->data;
> +
> + if (ctx->internal->hw_type->map_to) {
> + ret = ctx->internal->hw_type->map_to(ctx, dst, src, flags);
> + if (ret != AVERROR(ENOSYS))
> + return ret;
> + }
> + }
> +
Only one of the two has to be hw right?
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