[FFmpeg-devel] [PATCH v1 1/3] lavc/decode: Add get_hw_config function
Fei Wang
fei.w.wang at intel.com
Fri Aug 12 15:55:43 EEST 2022
From: Linjie Fu <linjie.fu at intel.com>
Wrap the procedure of getting the hardware config from a pixel format
into a function.
Signed-off-by: Linjie Fu <linjie.fu at intel.com>
Signed-off-by: Fei Wang <fei.w.wang at intel.com>
---
libavcodec/decode.c | 33 +++++++++++++++++++++------------
1 file changed, 21 insertions(+), 12 deletions(-)
diff --git a/libavcodec/decode.c b/libavcodec/decode.c
index 75373989c6..d66d5a4160 100644
--- a/libavcodec/decode.c
+++ b/libavcodec/decode.c
@@ -1156,6 +1156,26 @@ static void hwaccel_uninit(AVCodecContext *avctx)
av_buffer_unref(&avctx->hw_frames_ctx);
}
+static const AVCodecHWConfigInternal *get_hw_config(AVCodecContext *avctx, enum AVPixelFormat fmt)
+{
+ const AVCodecHWConfigInternal *hw_config;
+ int i;
+
+ if (ffcodec(avctx->codec)->hw_configs) {
+ for (i = 0;; i++) {
+ hw_config = ffcodec(avctx->codec)->hw_configs[i];
+ if (!hw_config)
+ break;
+ if (hw_config->public.pix_fmt == fmt)
+ break;
+ }
+ } else {
+ hw_config = NULL;
+ }
+
+ return hw_config;
+}
+
int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt)
{
const AVPixFmtDescriptor *desc;
@@ -1213,18 +1233,7 @@ int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt)
break;
}
- if (ffcodec(avctx->codec)->hw_configs) {
- for (i = 0;; i++) {
- hw_config = ffcodec(avctx->codec)->hw_configs[i];
- if (!hw_config)
- break;
- if (hw_config->public.pix_fmt == user_choice)
- break;
- }
- } else {
- hw_config = NULL;
- }
-
+ hw_config = get_hw_config(avctx, user_choice);
if (!hw_config) {
// No config available, so no extra setup required.
ret = user_choice;
--
2.25.1
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