3 is not exactly descriptive.
---
libavcodec/jpegls.h | 4 +++-
libavcodec/jpeglsdec.c | 8 ++++----
2 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/libavcodec/jpegls.h b/libavcodec/jpegls.h
index 4bf9562..1ab15ee 100644
--- a/libavcodec/jpegls.h
+++ b/libavcodec/jpegls.h
@@ -36,12 +36,14 @@ typedef struct JpeglsContext {
AVFrame picture;
} JpeglsContext;
+#define COMPONENTS 3
+
typedef struct JLSState {
int T1, T2, T3;
int A[367], B[367], C[365], N[367];
int limit, reset, bpp, qbpp, maxval, range;
int near, twonear;
- int run_index[3];
+ int run_index[COMPONENTS];
} JLSState;
extern const uint8_t ff_log2_run[32];
diff --git a/libavcodec/jpeglsdec.c b/libavcodec/jpeglsdec.c
index 6d884a4..e31329b 100644
--- a/libavcodec/jpeglsdec.c
+++ b/libavcodec/jpeglsdec.c
@@ -307,7 +307,7 @@ int ff_jpegls_decode_picture(MJpegDecodeContext *s, int
near,
ilv, point_transform, s->bits, s->cur_scan);
if (ilv == 0) { /* separate planes */
off = s->cur_scan - 1;
- stride = (s->nb_components > 1) ? 3 : 1;
+ stride = (s->nb_components > 1) ? COMPONENTS : 1;
width = s->width * stride;
cur += off;
for (i = 0; i < s->height; i++) {
@@ -330,11 +330,11 @@ int ff_jpegls_decode_picture(MJpegDecodeContext *s, int
near,
int j;
int Rc[3] = { 0, 0, 0 };
memset(cur, 0, s->picture_ptr->linesize[0]);
- width = s->width * 3;
+ width = s->width * COMPONENTS;
for (i = 0; i < s->height; i++) {
- for (j = 0; j < 3; j++) {
+ for (j = 0; j < COMPONENTS; j++) {
ls_decode_line(state, s, last + j, cur + j,
- Rc[j], width, 3, j, 8);
+ Rc[j], width, COMPONENTS, j, 8);
Rc[j] = last[j];
if (s->restart_interval && !--s->restart_count) {
--
1.8.2.1
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