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-rw-r--r--RELEASE2
-rw-r--r--libavcodec/dsputil.h20
-rw-r--r--libavcodec/dxtory.c4
-rw-r--r--libavcodec/mpegaudiodec.c32
-rw-r--r--libavutil/intreadwrite.h27
-rw-r--r--libavutil/lzo.c28
6 files changed, 62 insertions, 51 deletions
diff --git a/RELEASE b/RELEASE
index 4402ec2c05..014ccf1a01 100644
--- a/RELEASE
+++ b/RELEASE
@@ -1 +1 @@
-1.0.git
+1.0.git \ No newline at end of file
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h
index ad09a0cd43..ecd425964d 100644
--- a/libavcodec/dsputil.h
+++ b/libavcodec/dsputil.h
@@ -674,7 +674,7 @@ static inline void copy_block2(uint8_t *dst, const uint8_t *src, int dstStride,
int i;
for(i=0; i<h; i++)
{
- AV_WN16(dst , AV_RN16(src ));
+ AV_COPY16U(dst, src);
dst+=dstStride;
src+=srcStride;
}
@@ -685,7 +685,7 @@ static inline void copy_block4(uint8_t *dst, const uint8_t *src, int dstStride,
int i;
for(i=0; i<h; i++)
{
- AV_WN32(dst , AV_RN32(src ));
+ AV_COPY32U(dst, src);
dst+=dstStride;
src+=srcStride;
}
@@ -696,8 +696,7 @@ static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride,
int i;
for(i=0; i<h; i++)
{
- AV_WN32(dst , AV_RN32(src ));
- AV_WN32(dst+4 , AV_RN32(src+4 ));
+ AV_COPY64U(dst, src);
dst+=dstStride;
src+=srcStride;
}
@@ -708,8 +707,7 @@ static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride,
int i;
for(i=0; i<h; i++)
{
- AV_WN32(dst , AV_RN32(src ));
- AV_WN32(dst+4 , AV_RN32(src+4 ));
+ AV_COPY64U(dst, src);
dst[8]= src[8];
dst+=dstStride;
src+=srcStride;
@@ -721,10 +719,7 @@ static inline void copy_block16(uint8_t *dst, const uint8_t *src, int dstStride,
int i;
for(i=0; i<h; i++)
{
- AV_WN32(dst , AV_RN32(src ));
- AV_WN32(dst+4 , AV_RN32(src+4 ));
- AV_WN32(dst+8 , AV_RN32(src+8 ));
- AV_WN32(dst+12, AV_RN32(src+12));
+ AV_COPY128U(dst, src);
dst+=dstStride;
src+=srcStride;
}
@@ -735,10 +730,7 @@ static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride,
int i;
for(i=0; i<h; i++)
{
- AV_WN32(dst , AV_RN32(src ));
- AV_WN32(dst+4 , AV_RN32(src+4 ));
- AV_WN32(dst+8 , AV_RN32(src+8 ));
- AV_WN32(dst+12, AV_RN32(src+12));
+ AV_COPY128U(dst, src);
dst[16]= src[16];
dst+=dstStride;
src+=srcStride;
diff --git a/libavcodec/dxtory.c b/libavcodec/dxtory.c
index f741078092..da43c47003 100644
--- a/libavcodec/dxtory.c
+++ b/libavcodec/dxtory.c
@@ -70,8 +70,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
V = pic->data[2];
for (h = 0; h < avctx->height; h += 2) {
for (w = 0; w < avctx->width; w += 2) {
- AV_WN16A(Y1 + w, AV_RN16A(src));
- AV_WN16A(Y2 + w, AV_RN16A(src + 2));
+ AV_COPY16(Y1 + w, src);
+ AV_COPY16(Y2 + w, src + 2);
U[w >> 1] = src[4] + 0x80;
V[w >> 1] = src[5] + 0x80;
src += 6;
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index b010af6b3e..f0256f31c1 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -1654,7 +1654,7 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
int buf_size = avpkt->size;
MPADecodeContext *s = avctx->priv_data;
uint32_t header;
- int out_size;
+ int ret;
while(buf_size && !*buf){
buf++;
@@ -1693,21 +1693,22 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
buf_size= s->frame_size;
}
- out_size = mp_decode_frame(s, NULL, buf, buf_size);
- if (out_size >= 0) {
+ ret = mp_decode_frame(s, NULL, buf, buf_size);
+ if (ret >= 0) {
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
avctx->sample_rate = s->sample_rate;
//FIXME maybe move the other codec info stuff from above here too
} else {
av_log(avctx, AV_LOG_ERROR, "Error while decoding MPEG audio frame.\n");
- /* Only return an error if the bad frame makes up the whole packet.
- If there is more data in the packet, just consume the bad frame
- instead of returning an error, which would discard the whole
- packet. */
+ /* Only return an error if the bad frame makes up the whole packet or
+ * the error is related to buffer management.
+ * If there is more data in the packet, just consume the bad frame
+ * instead of returning an error, which would discard the whole
+ * packet. */
*got_frame_ptr = 0;
- if (buf_size == avpkt->size)
- return out_size;
+ if (buf_size == avpkt->size || ret != AVERROR_INVALIDDATA)
+ return ret;
}
s->frame_size = 0;
return buf_size;
@@ -1732,7 +1733,7 @@ static int decode_frame_adu(AVCodecContext *avctx, void *data,
int buf_size = avpkt->size;
MPADecodeContext *s = avctx->priv_data;
uint32_t header;
- int len;
+ int len, ret;
int av_unused out_size;
len = buf_size;
@@ -1764,10 +1765,10 @@ static int decode_frame_adu(AVCodecContext *avctx, void *data,
s->frame_size = len;
- out_size = mp_decode_frame(s, NULL, buf, buf_size);
- if (out_size < 0) {
+ ret = mp_decode_frame(s, NULL, buf, buf_size);
+ if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error while decoding MPEG audio frame.\n");
- return AVERROR_INVALIDDATA;
+ return ret;
}
*got_frame_ptr = 1;
@@ -1972,7 +1973,10 @@ static int decode_frame_mp3on4(AVCodecContext *avctx, void *data,
}
ch += m->nb_channels;
- out_size += mp_decode_frame(m, outptr, buf, fsize);
+ if ((ret = mp_decode_frame(m, outptr, buf, fsize)) < 0)
+ return ret;
+
+ out_size += ret;
buf += fsize;
len -= fsize;
diff --git a/libavutil/intreadwrite.h b/libavutil/intreadwrite.h
index 7c68ead92d..34e21d42fa 100644
--- a/libavutil/intreadwrite.h
+++ b/libavutil/intreadwrite.h
@@ -468,6 +468,33 @@ union unaligned_16 { uint16_t l; } __attribute__((packed)) av_alias;
# define AV_WN64A(p, v) AV_WNA(64, p, v)
#endif
+/*
+ * The AV_COPYxxU macros are suitable for copying data to/from unaligned
+ * memory locations.
+ */
+
+#define AV_COPYU(n, d, s) AV_WN##n(d, AV_RN##n(s));
+
+#ifndef AV_COPY16U
+# define AV_COPY16U(d, s) AV_COPYU(16, d, s)
+#endif
+
+#ifndef AV_COPY32U
+# define AV_COPY32U(d, s) AV_COPYU(32, d, s)
+#endif
+
+#ifndef AV_COPY64U
+# define AV_COPY64U(d, s) AV_COPYU(64, d, s)
+#endif
+
+#ifndef AV_COPY128U
+# define AV_COPY128U(d, s) \
+ do { \
+ AV_COPY64U(d, s); \
+ AV_COPY64U((char *)(d) + 8, (const char *)(s) + 8); \
+ } while(0)
+#endif
+
/* Parameters for AV_COPY*, AV_SWAP*, AV_ZERO* must be
* naturally aligned. They may be implemented using MMX,
* so emms_c() must be called before using any float code
diff --git a/libavutil/lzo.c b/libavutil/lzo.c
index 79b1ce23ce..c76d9a86d3 100644
--- a/libavutil/lzo.c
+++ b/libavutil/lzo.c
@@ -23,6 +23,7 @@
#include "avutil.h"
#include "common.h"
+#include "intreadwrite.h"
#include "lzo.h"
/// Define if we may write up to 12 bytes beyond the output buffer.
@@ -71,19 +72,6 @@ static inline int get_len(LZOContext *c, int x, int mask)
return cnt;
}
-//#define UNALIGNED_LOADSTORE
-#define BUILTIN_MEMCPY
-#ifdef UNALIGNED_LOADSTORE
-#define COPY2(d, s) *(uint16_t *)(d) = *(uint16_t *)(s);
-#define COPY4(d, s) *(uint32_t *)(d) = *(uint32_t *)(s);
-#elif defined(BUILTIN_MEMCPY)
-#define COPY2(d, s) memcpy(d, s, 2);
-#define COPY4(d, s) memcpy(d, s, 4);
-#else
-#define COPY2(d, s) (d)[0] = (s)[0]; (d)[1] = (s)[1];
-#define COPY4(d, s) (d)[0] = (s)[0]; (d)[1] = (s)[1]; (d)[2] = (s)[2]; (d)[3] = (s)[3];
-#endif
-
/**
* @brief Copies bytes from input to output buffer with checking.
* @param cnt number of bytes to copy, must be >= 0
@@ -101,7 +89,7 @@ static inline void copy(LZOContext *c, int cnt)
c->error |= AV_LZO_OUTPUT_FULL;
}
#if defined(INBUF_PADDED) && defined(OUTBUF_PADDED)
- COPY4(dst, src);
+ AV_COPY32U(dst, src);
src += 4;
dst += 4;
cnt -= 4;
@@ -145,16 +133,16 @@ static inline void memcpy_backptr(uint8_t *dst, int back, int cnt)
memset(dst, *src, cnt);
} else {
#ifdef OUTBUF_PADDED
- COPY2(dst, src);
- COPY2(dst + 2, src + 2);
+ AV_COPY16U(dst, src);
+ AV_COPY16U(dst + 2, src + 2);
src += 4;
dst += 4;
cnt -= 4;
if (cnt > 0) {
- COPY2(dst, src);
- COPY2(dst + 2, src + 2);
- COPY2(dst + 4, src + 4);
- COPY2(dst + 6, src + 6);
+ AV_COPY16U(dst, src);
+ AV_COPY16U(dst + 2, src + 2);
+ AV_COPY16U(dst + 4, src + 4);
+ AV_COPY16U(dst + 6, src + 6);
src += 8;
dst += 8;
cnt -= 8;
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-04 19:38:49 +0300