avfilter/f_sendcmd: use the name 's' for the pointer to the private context

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>

libavfilter/f_sendcmd.c

@@ -373,19 +373,19 @@ static int cmp_intervals(const void *a, const void *b)
 
 static av_cold int init(AVFilterContext *ctx)
 {
-    SendCmdContext *sendcmd = ctx->priv;
+    SendCmdContext *s = ctx->priv;
     int ret, i, j;
 
-    if ((!!sendcmd->commands_filename + !!sendcmd->commands_str) != 1) {
+    if ((!!s->commands_filename + !!s->commands_str) != 1) {
         av_log(ctx, AV_LOG_ERROR,
                "One and only one of the filename or commands options must be specified\n");
         return AVERROR(EINVAL);
     }
 
-    if (sendcmd->commands_filename) {
+    if (s->commands_filename) {
         uint8_t *file_buf, *buf;
         size_t file_bufsize;
-        ret = av_file_map(sendcmd->commands_filename,
+        ret = av_file_map(s->commands_filename,
                           &file_buf, &file_bufsize, 0, ctx);
         if (ret < 0)
             return ret;
@@ -399,24 +399,24 @@ static av_cold int init(AVFilterContext *ctx)
         memcpy(buf, file_buf, file_bufsize);
         buf[file_bufsize] = 0;
         av_file_unmap(file_buf, file_bufsize);
-        sendcmd->commands_str = buf;
+        s->commands_str = buf;
     }
 
-    if ((ret = parse_intervals(&sendcmd->intervals, &sendcmd->nb_intervals,
-                               sendcmd->commands_str, ctx)) < 0)
+    if ((ret = parse_intervals(&s->intervals, &s->nb_intervals,
+                               s->commands_str, ctx)) < 0)
         return ret;
 
-    if (sendcmd->nb_intervals == 0) {
+    if (s->nb_intervals == 0) {
         av_log(ctx, AV_LOG_ERROR, "No commands were specified\n");
         return AVERROR(EINVAL);
     }
 
-    qsort(sendcmd->intervals, sendcmd->nb_intervals, sizeof(Interval), cmp_intervals);
+    qsort(s->intervals, s->nb_intervals, sizeof(Interval), cmp_intervals);
 
     av_log(ctx, AV_LOG_DEBUG, "Parsed commands:\n");
-    for (i = 0; i < sendcmd->nb_intervals; i++) {
+    for (i = 0; i < s->nb_intervals; i++) {
         AVBPrint pbuf;
-        Interval *interval = &sendcmd->intervals[i];
+        Interval *interval = &s->intervals[i];
         av_log(ctx, AV_LOG_VERBOSE, "start_time:%f end_time:%f index:%d\n",
                (double)interval->start_ts/1000000, (double)interval->end_ts/1000000, interval->index);
         for (j = 0; j < interval->nb_commands; j++) {
@@ -432,11 +432,11 @@ static av_cold int init(AVFilterContext *ctx)
 
 static av_cold void uninit(AVFilterContext *ctx)
 {
-    SendCmdContext *sendcmd = ctx->priv;
+    SendCmdContext *s = ctx->priv;
     int i, j;
 
-    for (i = 0; i < sendcmd->nb_intervals; i++) {
-        Interval *interval = &sendcmd->intervals[i];
+    for (i = 0; i < s->nb_intervals; i++) {
+        Interval *interval = &s->intervals[i];
         for (j = 0; j < interval->nb_commands; j++) {
             Command *cmd = &interval->commands[j];
             av_freep(&cmd->target);
@@ -445,13 +445,13 @@ static av_cold void uninit(AVFilterContext *ctx)
         }
         av_freep(&interval->commands);
     }
-    av_freep(&sendcmd->intervals);
+    av_freep(&s->intervals);
 }
 
 static int filter_frame(AVFilterLink *inlink, AVFrame *ref)
 {
     AVFilterContext *ctx = inlink->dst;
-    SendCmdContext *sendcmd = ctx->priv;
+    SendCmdContext *s = ctx->priv;
     int64_t ts;
     int i, j, ret;
 
@@ -462,8 +462,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *ref)
 
 #define WITHIN_INTERVAL(ts, start_ts, end_ts) ((ts) >= (start_ts) && (ts) < (end_ts))
 
-    for (i = 0; i < sendcmd->nb_intervals; i++) {
-        Interval *interval = &sendcmd->intervals[i];
+    for (i = 0; i < s->nb_intervals; i++) {
+        Interval *interval = &s->intervals[i];
         int flags = 0;
 
         if (!interval->enabled && WITHIN_INTERVAL(ts, interval->start_ts, interval->end_ts)) {