*/
/**
- * @file rawdec.c
+ * @file libavcodec/rawdec.c
* Raw Video Decoder
*/
#include "avcodec.h"
#include "raw.h"
+#include "libavutil/intreadwrite.h"
typedef struct RawVideoContext {
unsigned char * buffer; /* block of memory for holding one frame */
int length; /* number of bytes in buffer */
+ int flip;
AVFrame pic; ///< AVCodecContext.coded_frame
} RawVideoContext;
};
static const PixelFormatTag pixelFormatBpsMOV[] = {
- /* FIXME fix swscaler to support those */
- /* http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap3/chapter_4_section_2.html */
{ PIX_FMT_PAL8, 4 },
{ PIX_FMT_PAL8, 8 },
+ // FIXME swscale does not support 16 bit in .mov, sample 16bit.mov
+ // http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap3/qtff3.html
{ PIX_FMT_BGR555, 16 },
{ PIX_FMT_RGB24, 24 },
{ PIX_FMT_BGR32_1, 32 },
if (!context->buffer)
return -1;
+ if(avctx->extradata_size >= 9 && !memcmp(avctx->extradata + avctx->extradata_size - 9, "BottomUp", 9))
+ context->flip=1;
+
return 0;
}
static void flip(AVCodecContext *avctx, AVPicture * picture){
- if(!avctx->codec_tag && avctx->bits_per_coded_sample && picture->linesize[2]==0){
- picture->data[0] += picture->linesize[0] * (avctx->height-1);
- picture->linesize[0] *= -1;
- }
+ picture->data[0] += picture->linesize[0] * (avctx->height-1);
+ picture->linesize[0] *= -1;
}
static int raw_decode(AVCodecContext *avctx,
void *data, int *data_size,
- const uint8_t *buf, int buf_size)
+ AVPacket *avpkt)
{
+ const uint8_t *buf = avpkt->data;
+ int buf_size = avpkt->size;
RawVideoContext *context = avctx->priv_data;
AVFrame * frame = (AVFrame *) data;
avctx->palctrl->palette_changed = 0;
}
- flip(avctx, picture);
+ if(context->flip)
+ flip(avctx, picture);
if (avctx->codec_tag == MKTAG('Y', 'V', '1', '2'))
{
picture->data[2] = tmp;
}
+ if(avctx->codec_tag == AV_RL32("yuv2") &&
+ avctx->pix_fmt == PIX_FMT_YUYV422) {
+ int x, y;
+ uint8_t *line = picture->data[0];
+ for(y = 0; y < avctx->height; y++) {
+ for(x = 0; x < avctx->width; x++)
+ line[2*x + 1] ^= 0x80;
+ line += picture->linesize[0];
+ }
+ }
+
*data_size = sizeof(AVPicture);
return buf_size;
}