Message ID | 20220629063246.183-2-tong1.wu@intel.com |
---|---|
State | New |
Headers | show |
Series | [FFmpeg-devel,1/3] avutil/hwcontext: add a function to get the AVHWDeviceType | expand |
Context | Check | Description |
---|---|---|
yinshiyou/make_fate_loongarch64 | success | Make fate finished |
yinshiyou/make_loongarch64 | warning | New warnings during build |
andriy/make_fate_x86 | success | Make fate finished |
andriy/make_x86 | warning | New warnings during build |
> On Jun 29, 2022, at 2:32 PM, Tong Wu <tong1.wu-at-intel.com@ffmpeg.org> wrote: > > When a derive_device_type is not specified, the hwmap filter should be > able to retrieve AVHWDeviceType from outlink->format and create > corresponding hwdevice context. > > Signed-off-by: Tong Wu <tong1.wu@intel.com> > --- > libavfilter/vf_hwmap.c | 26 +++++++++++++++++--------- > 1 file changed, 17 insertions(+), 9 deletions(-) > > diff --git a/libavfilter/vf_hwmap.c b/libavfilter/vf_hwmap.c > index 2e03dfc1fe..a0c2e134cf 100644 > --- a/libavfilter/vf_hwmap.c > +++ b/libavfilter/vf_hwmap.c > @@ -72,26 +72,34 @@ static int hwmap_config_output(AVFilterLink *outlink) > if (inlink->hw_frames_ctx) { > hwfc = (AVHWFramesContext*)inlink->hw_frames_ctx->data; > > - if (ctx->derive_device_type) { > - enum AVHWDeviceType type; > + enum AVHWDeviceType type; mixed declarations and code. > > + if (ctx->derive_device_type) { > type = av_hwdevice_find_type_by_name(ctx->derive_device_type); > if (type == AV_HWDEVICE_TYPE_NONE) { > av_log(avctx, AV_LOG_ERROR, "Invalid device type.\n"); > err = AVERROR(EINVAL); > goto fail; > } > - > - err = av_hwdevice_ctx_create_derived(&device, type, > - hwfc->device_ref, 0); > - if (err < 0) { > - av_log(avctx, AV_LOG_ERROR, "Failed to created derived " > - "device context: %d.\n", err); > + } else { > + type = av_hwdevice_get_type_by_pix_fmt(outlink->format); > + if (type == AV_HWDEVICE_TYPE_NONE) { > + av_log(avctx, AV_LOG_ERROR, "Could not get device type from " > + "format %s.\n", av_get_pix_fmt_name(outlink->format)); > + err = AVERROR(EINVAL); > goto fail; > } > - device_is_derived = 1; > } > > + err = av_hwdevice_ctx_create_derived(&device, type, > + hwfc->device_ref, 0); I think a new device should be created only if if (device == NULL || ctx->derive_device_type != NULL) Now a new device is created unconditionally. > + if (err < 0) { > + av_log(avctx, AV_LOG_ERROR, "Failed to created derived " > + "device context: %d.\n", err); > + goto fail; > + } > + device_is_derived = 1; > + > desc = av_pix_fmt_desc_get(outlink->format); > if (!desc) { > err = AVERROR(EINVAL); > -- > 2.35.1.windows.2 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
> > On Jun 29, 2022, at 2:32 PM, Tong Wu <tong1.wu-at-intel.com@ffmpeg.org> > wrote: > > > > When a derive_device_type is not specified, the hwmap filter should be > > able to retrieve AVHWDeviceType from outlink->format and create > > corresponding hwdevice context. > > > > Signed-off-by: Tong Wu <tong1.wu@intel.com> > > --- > > libavfilter/vf_hwmap.c | 26 +++++++++++++++++--------- > > 1 file changed, 17 insertions(+), 9 deletions(-) > > > > diff --git a/libavfilter/vf_hwmap.c b/libavfilter/vf_hwmap.c index > > 2e03dfc1fe..a0c2e134cf 100644 > > --- a/libavfilter/vf_hwmap.c > > +++ b/libavfilter/vf_hwmap.c > > @@ -72,26 +72,34 @@ static int hwmap_config_output(AVFilterLink > *outlink) > > if (inlink->hw_frames_ctx) { > > hwfc = (AVHWFramesContext*)inlink->hw_frames_ctx->data; > > > > - if (ctx->derive_device_type) { > > - enum AVHWDeviceType type; > > + enum AVHWDeviceType type; > > mixed declarations and code. > > > > > + if (ctx->derive_device_type) { > > type = av_hwdevice_find_type_by_name(ctx->derive_device_type); > > if (type == AV_HWDEVICE_TYPE_NONE) { > > av_log(avctx, AV_LOG_ERROR, "Invalid device type.\n"); > > err = AVERROR(EINVAL); > > goto fail; > > } > > - > > - err = av_hwdevice_ctx_create_derived(&device, type, > > - hwfc->device_ref, 0); > > - if (err < 0) { > > - av_log(avctx, AV_LOG_ERROR, "Failed to created derived " > > - "device context: %d.\n", err); > > + } else { > > + type = av_hwdevice_get_type_by_pix_fmt(outlink->format); > > + if (type == AV_HWDEVICE_TYPE_NONE) { > > + av_log(avctx, AV_LOG_ERROR, "Could not get device type from " > > + "format %s.\n", av_get_pix_fmt_name(outlink->format)); > > + err = AVERROR(EINVAL); > > goto fail; > > } > > - device_is_derived = 1; > > } > > > > + err = av_hwdevice_ctx_create_derived(&device, type, > > + hwfc->device_ref, 0); > > I think a new device should be created only if > > if (device == NULL || ctx->derive_device_type != NULL) > > Now a new device is created unconditionally. Thanks a lot for the review. That makes sense. Will update them in v2. > > > + if (err < 0) { > > + av_log(avctx, AV_LOG_ERROR, "Failed to created derived " > > + "device context: %d.\n", err); > > + goto fail; > > + } > > + device_is_derived = 1; > > + > > desc = av_pix_fmt_desc_get(outlink->format); > > if (!desc) { > > err = AVERROR(EINVAL); > > -- > > 2.35.1.windows.2 > > > > _______________________________________________ > > ffmpeg-devel mailing list > > ffmpeg-devel@ffmpeg.org > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > > > To unsubscribe, visit link above, or email > > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
diff --git a/libavfilter/vf_hwmap.c b/libavfilter/vf_hwmap.c index 2e03dfc1fe..a0c2e134cf 100644 --- a/libavfilter/vf_hwmap.c +++ b/libavfilter/vf_hwmap.c @@ -72,26 +72,34 @@ static int hwmap_config_output(AVFilterLink *outlink) if (inlink->hw_frames_ctx) { hwfc = (AVHWFramesContext*)inlink->hw_frames_ctx->data; - if (ctx->derive_device_type) { - enum AVHWDeviceType type; + enum AVHWDeviceType type; + if (ctx->derive_device_type) { type = av_hwdevice_find_type_by_name(ctx->derive_device_type); if (type == AV_HWDEVICE_TYPE_NONE) { av_log(avctx, AV_LOG_ERROR, "Invalid device type.\n"); err = AVERROR(EINVAL); goto fail; } - - err = av_hwdevice_ctx_create_derived(&device, type, - hwfc->device_ref, 0); - if (err < 0) { - av_log(avctx, AV_LOG_ERROR, "Failed to created derived " - "device context: %d.\n", err); + } else { + type = av_hwdevice_get_type_by_pix_fmt(outlink->format); + if (type == AV_HWDEVICE_TYPE_NONE) { + av_log(avctx, AV_LOG_ERROR, "Could not get device type from " + "format %s.\n", av_get_pix_fmt_name(outlink->format)); + err = AVERROR(EINVAL); goto fail; } - device_is_derived = 1; } + err = av_hwdevice_ctx_create_derived(&device, type, + hwfc->device_ref, 0); + if (err < 0) { + av_log(avctx, AV_LOG_ERROR, "Failed to created derived " + "device context: %d.\n", err); + goto fail; + } + device_is_derived = 1; + desc = av_pix_fmt_desc_get(outlink->format); if (!desc) { err = AVERROR(EINVAL);
When a derive_device_type is not specified, the hwmap filter should be able to retrieve AVHWDeviceType from outlink->format and create corresponding hwdevice context. Signed-off-by: Tong Wu <tong1.wu@intel.com> --- libavfilter/vf_hwmap.c | 26 +++++++++++++++++--------- 1 file changed, 17 insertions(+), 9 deletions(-)