diff --git a/cmdutils.h b/cmdutils.h
index 931b634f4a6cdae046d645da6bd50a55e7464228..a33e33b5ef5bef6682d21f079e113170a3c6621b 100644
--- a/cmdutils.h
+++ b/cmdutils.h
@@ -427,6 +427,9 @@ FILE *get_preset_file(char *filename, size_t filename_size,
*/
void *grow_array(void *array, int elem_size, int *size, int new_size);
+#define GROW_ARRAY(array, nb_elems)\
+ array = grow_array(array, sizeof(*array), &nb_elems, nb_elems + 1)
+
typedef struct FrameBuffer {
uint8_t *base[4];
uint8_t *data[4];
diff --git a/ffmpeg_filter.c b/ffmpeg_filter.c
index ebf98c6c584512558eaf4c67000535a2757eab11..ebd44e30ea0ded42276f0c3be65eeb5e147f9627 100644
--- a/ffmpeg_filter.c
+++ b/ffmpeg_filter.c
@@ -179,8 +179,7 @@ FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost)
exit(1);
fg->index = nb_filtergraphs;
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs), &fg->nb_outputs,
- fg->nb_outputs + 1);
+ GROW_ARRAY(fg->outputs, fg->nb_outputs);
if (!(fg->outputs[0] = av_mallocz(sizeof(*fg->outputs[0]))))
exit(1);
fg->outputs[0]->ost = ost;
@@ -188,19 +187,16 @@ FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost)
ost->filter = fg->outputs[0];
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs), &fg->nb_inputs,
- fg->nb_inputs + 1);
+ GROW_ARRAY(fg->inputs, fg->nb_inputs);
if (!(fg->inputs[0] = av_mallocz(sizeof(*fg->inputs[0]))))
exit(1);
fg->inputs[0]->ist = ist;
fg->inputs[0]->graph = fg;
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
+ GROW_ARRAY(ist->filters, ist->nb_filters);
ist->filters[ist->nb_filters - 1] = fg->inputs[0];
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
+ GROW_ARRAY(filtergraphs, nb_filtergraphs);
filtergraphs[nb_filtergraphs - 1] = fg;
return fg;
@@ -269,15 +265,13 @@ static void init_input_filter(FilterGraph *fg, AVFilterInOut *in)
ist->decoding_needed++;
ist->st->discard = AVDISCARD_NONE;
- fg->inputs = grow_array(fg->inputs, sizeof(*fg->inputs),
- &fg->nb_inputs, fg->nb_inputs + 1);
+ GROW_ARRAY(fg->inputs, fg->nb_inputs);
if (!(fg->inputs[fg->nb_inputs - 1] = av_mallocz(sizeof(*fg->inputs[0]))))
exit(1);
fg->inputs[fg->nb_inputs - 1]->ist = ist;
fg->inputs[fg->nb_inputs - 1]->graph = fg;
- ist->filters = grow_array(ist->filters, sizeof(*ist->filters),
- &ist->nb_filters, ist->nb_filters + 1);
+ GROW_ARRAY(ist->filters, ist->nb_filters);
ist->filters[ist->nb_filters - 1] = fg->inputs[fg->nb_inputs - 1];
}
@@ -772,8 +766,7 @@ int configure_filtergraph(FilterGraph *fg)
} else {
/* wait until output mappings are processed */
for (cur = outputs; cur;) {
- fg->outputs = grow_array(fg->outputs, sizeof(*fg->outputs),
- &fg->nb_outputs, fg->nb_outputs + 1);
+ GROW_ARRAY(fg->outputs, fg->nb_outputs);
if (!(fg->outputs[fg->nb_outputs - 1] = av_mallocz(sizeof(*fg->outputs[0]))))
exit(1);
fg->outputs[fg->nb_outputs - 1]->graph = fg;
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
index c846a10e61a20eaffb08082e25a230b5308ef842..de1b75cb9432b44138024f58743c1e103cadf689 100644
--- a/ffmpeg_opt.c
+++ b/ffmpeg_opt.c
@@ -244,8 +244,7 @@ static int opt_map(void *optctx, const char *opt, const char *arg)
if (map[0] == '[') {
/* this mapping refers to lavfi output */
const char *c = map + 1;
- o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
- &o->nb_stream_maps, o->nb_stream_maps + 1);
+ GROW_ARRAY(o->stream_maps, o->nb_stream_maps);
m = &o->stream_maps[o->nb_stream_maps - 1];
m->linklabel = av_get_token(&c, "]");
if (!m->linklabel) {
@@ -273,8 +272,7 @@ static int opt_map(void *optctx, const char *opt, const char *arg)
if (check_stream_specifier(input_files[file_idx]->ctx, input_files[file_idx]->ctx->streams[i],
*p == ':' ? p + 1 : p) <= 0)
continue;
- o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
- &o->nb_stream_maps, o->nb_stream_maps + 1);
+ GROW_ARRAY(o->stream_maps, o->nb_stream_maps);
m = &o->stream_maps[o->nb_stream_maps - 1];
m->file_index = file_idx;
@@ -302,8 +300,7 @@ static int opt_map(void *optctx, const char *opt, const char *arg)
static int opt_attach(void *optctx, const char *opt, const char *arg)
{
OptionsContext *o = optctx;
- o->attachments = grow_array(o->attachments, sizeof(*o->attachments),
- &o->nb_attachments, o->nb_attachments + 1);
+ GROW_ARRAY(o->attachments, o->nb_attachments);
o->attachments[o->nb_attachments - 1] = arg;
return 0;
}
@@ -565,7 +562,7 @@ static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
if (!ist)
exit(1);
- input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
+ GROW_ARRAY(input_streams, nb_input_streams);
input_streams[nb_input_streams - 1] = ist;
ist->st = st;
@@ -820,7 +817,7 @@ static int opt_input_file(void *optctx, const char *opt, const char *filename)
/* dump the file content */
av_dump_format(ic, nb_input_files, filename, 0);
- input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
+ GROW_ARRAY(input_files, nb_input_files);
if (!(input_files[nb_input_files - 1] = av_mallocz(sizeof(*input_files[0]))))
exit(1);
@@ -928,8 +925,7 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e
if (oc->nb_streams - 1 < o->nb_streamid_map)
st->id = o->streamid_map[oc->nb_streams - 1];
- output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
- nb_output_streams + 1);
+ GROW_ARRAY(output_streams, nb_output_streams);
if (!(ost = av_mallocz(sizeof(*ost))))
exit(1);
output_streams[nb_output_streams - 1] = ost;
@@ -1667,7 +1663,7 @@ loop_end:
avio_close(pb);
}
- output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
+ GROW_ARRAY(output_files, nb_output_files);
if (!(output_files[nb_output_files - 1] = av_mallocz(sizeof(*output_files[0]))))
exit(1);
@@ -2160,8 +2156,7 @@ static int opt_audio_qscale(void *optctx, const char *opt, const char *arg)
static int opt_filter_complex(void *optctx, const char *opt, const char *arg)
{
- filtergraphs = grow_array(filtergraphs, sizeof(*filtergraphs),
- &nb_filtergraphs, nb_filtergraphs + 1);
+ GROW_ARRAY(filtergraphs, nb_filtergraphs);
if (!(filtergraphs[nb_filtergraphs - 1] = av_mallocz(sizeof(*filtergraphs[0]))))
return AVERROR(ENOMEM);
filtergraphs[nb_filtergraphs - 1]->index = nb_filtergraphs - 1;