DCA: use a local variable for loop boundary

[ffmpeg] / libavcodec / libgsm.c

diff --git a/libavcodec/libgsm.c b/libavcodec/libgsm.c
index 2d7df9b98481eaa2bd9aad40aded9de93ebcd349..d8122488dbdc18756ab73788976ffbcaa00e04a8 100644 (file)
--- a/libavcodec/libgsm.c
+++ b/libavcodec/libgsm.c
@@ -21,14 +21,14 @@
  */
 
 /**
- * @file libgsm.c
+ * @file libavcodec/libgsm.c
  * Interface to libgsm for gsm encoding/decoding
  */
 
 // The idiosyncrasies of GSM-in-WAV are explained at http://kbs.cs.tu-berlin.de/~jutta/toast.html
 
 #include "avcodec.h"
-#include <gsm.h>
+#include <gsm/gsm.h>
 
 // gsm.h misses some essential constants
 #define GSM_BLOCK_SIZE 33
@@ -114,31 +114,33 @@ static int libgsm_encode_frame(AVCodecContext *avctx,
 
 AVCodec libgsm_encoder = {
     "libgsm",
-    CODEC_TYPE_AUDIO,
+    AVMEDIA_TYPE_AUDIO,
     CODEC_ID_GSM,
     0,
     libgsm_init,
     libgsm_encode_frame,
     libgsm_close,
-    .sample_fmts = (enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
+    .sample_fmts = (const enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
     .long_name = NULL_IF_CONFIG_SMALL("libgsm GSM"),
 };
 
 AVCodec libgsm_ms_encoder = {
     "libgsm_ms",
-    CODEC_TYPE_AUDIO,
+    AVMEDIA_TYPE_AUDIO,
     CODEC_ID_GSM_MS,
     0,
     libgsm_init,
     libgsm_encode_frame,
     libgsm_close,
-    .sample_fmts = (enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
+    .sample_fmts = (const enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
     .long_name = NULL_IF_CONFIG_SMALL("libgsm GSM Microsoft variant"),
 };
 
 static int libgsm_decode_frame(AVCodecContext *avctx,
                                void *data, int *data_size,
-                               uint8_t *buf, int buf_size) {
+                               AVPacket *avpkt) {
+    const uint8_t *buf = avpkt->data;
+    int buf_size = avpkt->size;
     *data_size = 0; /* In case of error */
     if(buf_size < avctx->block_align) return -1;
     switch(avctx->codec_id) {
@@ -156,7 +158,7 @@ static int libgsm_decode_frame(AVCodecContext *avctx,
 
 AVCodec libgsm_decoder = {
     "libgsm",
-    CODEC_TYPE_AUDIO,
+    AVMEDIA_TYPE_AUDIO,
     CODEC_ID_GSM,
     0,
     libgsm_init,
@@ -168,7 +170,7 @@ AVCodec libgsm_decoder = {
 
 AVCodec libgsm_ms_decoder = {
     "libgsm_ms",
-    CODEC_TYPE_AUDIO,
+    AVMEDIA_TYPE_AUDIO,
     CODEC_ID_GSM_MS,
     0,
     libgsm_init,