mirror of
https://github.com/librempeg/librempeg
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Merge commit 'ceb754d041f5f6327fd9195a5f43575af9516daa'
* commit 'ceb754d041f5f6327fd9195a5f43575af9516daa': lzo: Use AV_COPY*U macros where appropriate prepare 9_beta2 release dsputil: Replace AV_WNxx(AV_RNxx()) combinations by AV_COPYxxU intreadwrite: Add AV_COPYxxU macros for copying to/from unaligned addresses dxtory: Replace AV_WN16A(AV_RN16A()) combination by AV_COPY16 mp3: properly forward mp_decode_frame errors Conflicts: RELEASE libavcodec/mpegaudiodec.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
commit
5555d2075a
@ -674,7 +674,7 @@ static inline void copy_block2(uint8_t *dst, const uint8_t *src, int dstStride,
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int i;
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for(i=0; i<h; i++)
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{
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AV_WN16(dst , AV_RN16(src ));
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AV_COPY16U(dst, src);
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dst+=dstStride;
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src+=srcStride;
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}
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@ -685,7 +685,7 @@ static inline void copy_block4(uint8_t *dst, const uint8_t *src, int dstStride,
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int i;
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for(i=0; i<h; i++)
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{
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AV_WN32(dst , AV_RN32(src ));
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AV_COPY32U(dst, src);
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dst+=dstStride;
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src+=srcStride;
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}
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@ -696,8 +696,7 @@ static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride,
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int i;
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for(i=0; i<h; i++)
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{
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AV_WN32(dst , AV_RN32(src ));
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AV_WN32(dst+4 , AV_RN32(src+4 ));
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AV_COPY64U(dst, src);
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dst+=dstStride;
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src+=srcStride;
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}
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@ -708,8 +707,7 @@ static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride,
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int i;
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for(i=0; i<h; i++)
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{
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AV_WN32(dst , AV_RN32(src ));
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AV_WN32(dst+4 , AV_RN32(src+4 ));
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AV_COPY64U(dst, src);
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dst[8]= src[8];
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dst+=dstStride;
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src+=srcStride;
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@ -721,10 +719,7 @@ static inline void copy_block16(uint8_t *dst, const uint8_t *src, int dstStride,
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int i;
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for(i=0; i<h; i++)
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{
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AV_WN32(dst , AV_RN32(src ));
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AV_WN32(dst+4 , AV_RN32(src+4 ));
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AV_WN32(dst+8 , AV_RN32(src+8 ));
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AV_WN32(dst+12, AV_RN32(src+12));
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AV_COPY128U(dst, src);
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dst+=dstStride;
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src+=srcStride;
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}
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@ -735,10 +730,7 @@ static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride,
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int i;
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for(i=0; i<h; i++)
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{
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AV_WN32(dst , AV_RN32(src ));
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AV_WN32(dst+4 , AV_RN32(src+4 ));
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AV_WN32(dst+8 , AV_RN32(src+8 ));
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AV_WN32(dst+12, AV_RN32(src+12));
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AV_COPY128U(dst, src);
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dst[16]= src[16];
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dst+=dstStride;
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src+=srcStride;
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@ -70,8 +70,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
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V = pic->data[2];
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for (h = 0; h < avctx->height; h += 2) {
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for (w = 0; w < avctx->width; w += 2) {
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AV_WN16A(Y1 + w, AV_RN16A(src));
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AV_WN16A(Y2 + w, AV_RN16A(src + 2));
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AV_COPY16(Y1 + w, src);
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AV_COPY16(Y2 + w, src + 2);
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U[w >> 1] = src[4] + 0x80;
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V[w >> 1] = src[5] + 0x80;
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src += 6;
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@ -1654,7 +1654,7 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
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int buf_size = avpkt->size;
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MPADecodeContext *s = avctx->priv_data;
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uint32_t header;
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int out_size;
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int ret;
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while(buf_size && !*buf){
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buf++;
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@ -1693,21 +1693,22 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
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buf_size= s->frame_size;
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}
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out_size = mp_decode_frame(s, NULL, buf, buf_size);
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if (out_size >= 0) {
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ret = mp_decode_frame(s, NULL, buf, buf_size);
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if (ret >= 0) {
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*got_frame_ptr = 1;
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*(AVFrame *)data = s->frame;
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avctx->sample_rate = s->sample_rate;
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//FIXME maybe move the other codec info stuff from above here too
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} else {
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av_log(avctx, AV_LOG_ERROR, "Error while decoding MPEG audio frame.\n");
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/* Only return an error if the bad frame makes up the whole packet.
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If there is more data in the packet, just consume the bad frame
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instead of returning an error, which would discard the whole
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packet. */
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/* Only return an error if the bad frame makes up the whole packet or
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* the error is related to buffer management.
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* If there is more data in the packet, just consume the bad frame
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* instead of returning an error, which would discard the whole
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* packet. */
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*got_frame_ptr = 0;
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if (buf_size == avpkt->size)
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return out_size;
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if (buf_size == avpkt->size || ret != AVERROR_INVALIDDATA)
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return ret;
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}
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s->frame_size = 0;
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return buf_size;
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@ -1732,7 +1733,7 @@ static int decode_frame_adu(AVCodecContext *avctx, void *data,
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int buf_size = avpkt->size;
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MPADecodeContext *s = avctx->priv_data;
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uint32_t header;
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int len;
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int len, ret;
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int av_unused out_size;
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len = buf_size;
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@ -1764,10 +1765,10 @@ static int decode_frame_adu(AVCodecContext *avctx, void *data,
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s->frame_size = len;
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out_size = mp_decode_frame(s, NULL, buf, buf_size);
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if (out_size < 0) {
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ret = mp_decode_frame(s, NULL, buf, buf_size);
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if (ret < 0) {
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av_log(avctx, AV_LOG_ERROR, "Error while decoding MPEG audio frame.\n");
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return AVERROR_INVALIDDATA;
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return ret;
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}
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*got_frame_ptr = 1;
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@ -1972,7 +1973,10 @@ static int decode_frame_mp3on4(AVCodecContext *avctx, void *data,
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}
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ch += m->nb_channels;
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out_size += mp_decode_frame(m, outptr, buf, fsize);
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if ((ret = mp_decode_frame(m, outptr, buf, fsize)) < 0)
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return ret;
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out_size += ret;
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buf += fsize;
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len -= fsize;
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@ -468,6 +468,33 @@ union unaligned_16 { uint16_t l; } __attribute__((packed)) av_alias;
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# define AV_WN64A(p, v) AV_WNA(64, p, v)
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#endif
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/*
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* The AV_COPYxxU macros are suitable for copying data to/from unaligned
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* memory locations.
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*/
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#define AV_COPYU(n, d, s) AV_WN##n(d, AV_RN##n(s));
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#ifndef AV_COPY16U
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# define AV_COPY16U(d, s) AV_COPYU(16, d, s)
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#endif
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#ifndef AV_COPY32U
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# define AV_COPY32U(d, s) AV_COPYU(32, d, s)
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#endif
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#ifndef AV_COPY64U
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# define AV_COPY64U(d, s) AV_COPYU(64, d, s)
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#endif
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#ifndef AV_COPY128U
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# define AV_COPY128U(d, s) \
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do { \
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AV_COPY64U(d, s); \
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AV_COPY64U((char *)(d) + 8, (const char *)(s) + 8); \
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} while(0)
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#endif
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/* Parameters for AV_COPY*, AV_SWAP*, AV_ZERO* must be
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* naturally aligned. They may be implemented using MMX,
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* so emms_c() must be called before using any float code
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@ -23,6 +23,7 @@
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#include "avutil.h"
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#include "common.h"
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#include "intreadwrite.h"
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#include "lzo.h"
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/// Define if we may write up to 12 bytes beyond the output buffer.
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@ -71,19 +72,6 @@ static inline int get_len(LZOContext *c, int x, int mask)
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return cnt;
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}
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//#define UNALIGNED_LOADSTORE
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#define BUILTIN_MEMCPY
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#ifdef UNALIGNED_LOADSTORE
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#define COPY2(d, s) *(uint16_t *)(d) = *(uint16_t *)(s);
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#define COPY4(d, s) *(uint32_t *)(d) = *(uint32_t *)(s);
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#elif defined(BUILTIN_MEMCPY)
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#define COPY2(d, s) memcpy(d, s, 2);
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#define COPY4(d, s) memcpy(d, s, 4);
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#else
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#define COPY2(d, s) (d)[0] = (s)[0]; (d)[1] = (s)[1];
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#define COPY4(d, s) (d)[0] = (s)[0]; (d)[1] = (s)[1]; (d)[2] = (s)[2]; (d)[3] = (s)[3];
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#endif
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/**
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* @brief Copies bytes from input to output buffer with checking.
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* @param cnt number of bytes to copy, must be >= 0
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@ -101,7 +89,7 @@ static inline void copy(LZOContext *c, int cnt)
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c->error |= AV_LZO_OUTPUT_FULL;
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}
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#if defined(INBUF_PADDED) && defined(OUTBUF_PADDED)
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COPY4(dst, src);
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AV_COPY32U(dst, src);
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src += 4;
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dst += 4;
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cnt -= 4;
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@ -145,16 +133,16 @@ static inline void memcpy_backptr(uint8_t *dst, int back, int cnt)
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memset(dst, *src, cnt);
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} else {
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#ifdef OUTBUF_PADDED
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COPY2(dst, src);
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COPY2(dst + 2, src + 2);
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AV_COPY16U(dst, src);
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AV_COPY16U(dst + 2, src + 2);
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src += 4;
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dst += 4;
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cnt -= 4;
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if (cnt > 0) {
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COPY2(dst, src);
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COPY2(dst + 2, src + 2);
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COPY2(dst + 4, src + 4);
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COPY2(dst + 6, src + 6);
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AV_COPY16U(dst, src);
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AV_COPY16U(dst + 2, src + 2);
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AV_COPY16U(dst + 4, src + 4);
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AV_COPY16U(dst + 6, src + 6);
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src += 8;
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dst += 8;
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cnt -= 8;
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