Simplify rms(): merge a few operations in the same statement

[ffmpeg] / libavcodec / nuv.c

diff --git a/libavcodec/nuv.c b/libavcodec/nuv.c
index d25fa6f8201db06ec32aefbe1f1357249a98145b..189a4e9e29ad27d29364b104c81c573d02f4c506 100644 (file)
--- a/libavcodec/nuv.c
+++ b/libavcodec/nuv.c
@@ -21,11 +21,10 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#include "libavutil/bswap.h"
+#include "libavutil/lzo.h"
 #include "avcodec.h"
-
-#include "bswap.h"
 #include "dsputil.h"
-#include "lzo.h"
 #include "rtjpeg.h"
 
 typedef struct {
@@ -69,7 +68,7 @@ static const uint8_t fallback_cquant[] = {
  * \param width width of the video frame
  * \param height height of the video frame
  */
-static void copy_frame(AVFrame *f, uint8_t *src,
+static void copy_frame(AVFrame *f, const uint8_t *src,
                        int width, int height) {
     AVPicture pic;
     avpicture_fill(&pic, src, PIX_FMT_YUV420P, width, height);
@@ -80,7 +79,7 @@ static void copy_frame(AVFrame *f, uint8_t *src,
  * \brief extract quantization tables from codec data into our context
  */
 static int get_quant(AVCodecContext *avctx, NuvContext *c,
-                     uint8_t *buf, int size) {
+                     const uint8_t *buf, int size) {
     int i;
     if (size < 2 * 64 * 4) {
         av_log(avctx, AV_LOG_ERROR, "insufficient rtjpeg quant data\n");
@@ -236,7 +235,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     return orig_size;
 }
 
-static int decode_init(AVCodecContext *avctx) {
+static av_cold int decode_init(AVCodecContext *avctx) {
     NuvContext *c = avctx->priv_data;
     avctx->pix_fmt = PIX_FMT_YUV420P;
     c->pic.data[0] = NULL;
@@ -253,7 +252,7 @@ static int decode_init(AVCodecContext *avctx) {
     return 0;
 }
 
-static int decode_end(AVCodecContext *avctx) {
+static av_cold int decode_end(AVCodecContext *avctx) {
     NuvContext *c = avctx->priv_data;
     av_freep(&c->decomp_buf);
     if (c->pic.data[0])
@@ -271,5 +270,6 @@ AVCodec nuv_decoder = {
     decode_end,
     decode_frame,
     CODEC_CAP_DR1,
+    .long_name = NULL_IF_CONFIG_SMALL("NuppelVideo"),
 };