avcodec/jpeg2000: Remove CBLK limit

[ffmpeg] / libavcodec / jpeg2000.h

diff --git a/libavcodec/jpeg2000.h b/libavcodec/jpeg2000.h
index 6ff0e9092380456faad25fe235231b3df36f164a..0acad79eff073179ddb79dc458f757a17e783f43 100644 (file)
--- a/libavcodec/jpeg2000.h
+++ b/libavcodec/jpeg2000.h
@@ -58,16 +58,15 @@ enum Jpeg2000Markers {
     JPEG2000_EOC = 0xffd9, // end of codestream
 };
 
+#define JPEG2000_SOP_FIXED_BYTES 0xFF910004
+#define JPEG2000_SOP_BYTE_LENGTH 6
+
 enum Jpeg2000Quantsty { // quantization style
     JPEG2000_QSTY_NONE, // no quantization
     JPEG2000_QSTY_SI,   // scalar derived
     JPEG2000_QSTY_SE    // scalar expounded
 };
 
-#define JPEG2000_MAX_CBLKW 64
-#define JPEG2000_MAX_CBLKH 64
-
-
 #define JPEG2000_MAX_DECLEVELS 32
 #define JPEG2000_MAX_RESLEVELS (JPEG2000_MAX_DECLEVELS + 1)
 
@@ -120,9 +119,10 @@ enum Jpeg2000Quantsty { // quantization style
 #define JPEG2000_PGOD_CPRL      0x04  // Component-position-resolution level-layer progression
 
 typedef struct Jpeg2000T1Context {
-    int data[JPEG2000_MAX_CBLKW][JPEG2000_MAX_CBLKH];
-    int flags[JPEG2000_MAX_CBLKW + 2][JPEG2000_MAX_CBLKH + 2];
+    int data[6144];
+    uint16_t flags[6156];
     MqcState mqc;
+    int stride;
 } Jpeg2000T1Context;
 
 typedef struct Jpeg2000TgtNode {
@@ -156,6 +156,8 @@ typedef struct Jpeg2000QuantStyle {
 typedef struct Jpeg2000Pass {
     uint16_t rate;
     int64_t disto;
+    uint8_t flushed[4];
+    int flushed_len;
 } Jpeg2000Pass;
 
 typedef struct Jpeg2000Cblk {