id,summary,reporter,owner,description,type,status,priority,component,version,resolution,keywords,cc,blockedby,blocking,reproduced,analyzed 1926,EXIF metadata is not extracted,mbradshaw,,"'''Summary of the bug:''' Checking `metadata` in `AVFormatContext`, `AVStream`, and `AVFrame`, there is no metadata. However, the image surely has EXIF metadata associated with it. I'm particularly interested in getting the `Orientation` tag, but all of it would be nice. Image was taken with a Canon PowerShot A1000IS. I can provide more samples if needed. Download link for file is https://docs.google.com/uc?export=download&id=0BxWx_dIBnyRodEJsNW1FLVZ0blU (5.9MB) '''How to reproduce:''' Here is the ffprobe output (when using my own program, I can see metadata is clearly empty): {{{ $ ffprobe -show_frames -show_streams -show_format -show_packets 0.jpg ffprobe version 1.0.git Copyright (c) 2007-2012 the FFmpeg developers built on Nov 17 2012 09:15:28 with llvm-gcc 4.2.1 (LLVM build 2336.11.00) configuration: libavutil 52. 7.100 / 52. 7.100 libavcodec 54. 71.100 / 54. 71.100 libavformat 54. 36.100 / 54. 36.100 libavdevice 54. 3.100 / 54. 3.100 libavfilter 3. 23.100 / 3. 23.100 libswscale 2. 1.102 / 2. 1.102 libswresample 0. 16.100 / 0. 16.100 [image2 @ 0x7fa0e900f200] Stream #0: not enough frames to estimate rate; consider increasing probesize Input #0, image2, from '0.jpg': Duration: 00:00:00.04, start: 0.000000, bitrate: N/A Stream #0:0: Video: mjpeg, yuvj422p, 3648x2736, 25 tbr, 25 tbn, 25 tbc [PACKET] codec_type=video stream_index=0 pts=0 pts_time=0.000000 dts=0 dts_time=0.000000 duration=1 duration_time=0.040000 convergence_duration=N/A convergence_duration_time=N/A size=5901736 pos=N/A flags=K [/PACKET] [FRAME] media_type=video key_frame=1 pkt_pts=0 pkt_pts_time=0.000000 pkt_dts=0 pkt_dts_time=0.000000 pkt_duration=1 pkt_duration_time=0.040000 pkt_pos=N/A width=3648 height=2736 pix_fmt=yuvj422p sample_aspect_ratio=N/A pict_type=I coded_picture_number=0 display_picture_number=0 interlaced_frame=0 top_field_first=0 repeat_pict=0 reference=0 [/FRAME] [STREAM] index=0 codec_name=mjpeg codec_long_name=MJPEG (Motion JPEG) profile=unknown codec_type=video codec_time_base=1/25 codec_tag_string=[0][0][0][0] codec_tag=0x0000 width=3648 height=2736 has_b_frames=0 sample_aspect_ratio=0:1 display_aspect_ratio=0:1 pix_fmt=yuvj422p level=-99 timecode=N/A id=N/A r_frame_rate=25/1 avg_frame_rate=0/0 time_base=1/25 start_pts=0 start_time=0.000000 duration_ts=1 duration=0.040000 bit_rate=N/A nb_frames=N/A nb_read_frames=1 nb_read_packets=1 DISPOSITION:default=0 DISPOSITION:dub=0 DISPOSITION:original=0 DISPOSITION:comment=0 DISPOSITION:lyrics=0 DISPOSITION:karaoke=0 DISPOSITION:forced=0 DISPOSITION:hearing_impaired=0 DISPOSITION:visual_impaired=0 DISPOSITION:clean_effects=0 DISPOSITION:attached_pic=0 [/STREAM] [FORMAT] filename=0.jpg nb_streams=1 format_name=image2 format_long_name=image2 sequence start_time=0.000000 duration=0.040000 size=N/A bit_rate=N/A [/FORMAT] }}} And here is the output from exiftool: {{{ ./exiftool ~/Pixio/prototype/assets/0.jpg ExifTool Version Number : 9.06 File Name : 0.jpg Directory : /Users/mjbshaw/Pixio/prototype/assets File Size : 5.6 MB File Modification Date/Time : 2011:08:01 18:53:00-06:00 File Access Date/Time : 2012:11:17 09:18:38-07:00 File Permissions : rwxrwxrwx File Type : JPEG MIME Type : image/jpeg Exif Byte Order : Little-endian (Intel, II) Image Description : Make : Canon Camera Model Name : Canon PowerShot A1000 IS Orientation : Rotate 90 CW X Resolution : 180 Y Resolution : 180 Resolution Unit : inches Modify Date : 2011:08:01 17:53:01 Y Cb Cr Positioning : Co-sited Exposure Time : 1/60 F Number : 2.7 ISO : 200 Exif Version : 0221 Date/Time Original : 2011:08:01 17:53:01 Create Date : 2011:08:01 17:53:01 Components Configuration : Y, Cb, Cr, - Compressed Bits Per Pixel : 5 Shutter Speed Value : 1/60 Aperture Value : 2.7 Max Aperture Value : 2.7 Flash : Auto, Fired Focal Length : 6.2 mm Macro Mode : Normal Self Timer : Off Quality : Superfine Canon Flash Mode : Auto Continuous Drive : Single Focus Mode : Single Record Mode : JPEG Canon Image Size : Large Easy Mode : Manual Digital Zoom : None Contrast : Normal Saturation : Normal Sharpness : 0 Camera ISO : Auto Metering Mode : Evaluative Focus Range : Auto AF Point : Auto AF point selection Canon Exposure Mode : Program AE Lens Type : Unknown (-1) Max Focal Length : 24.8 mm Min Focal Length : 6.2 mm Focal Units : 1000/mm Max Aperture : 2.7 Min Aperture : 8 Flash Bits : E-TTL, Built-in Focus Continuous : Single AE Setting : Normal AE Image Stabilization : On Display Aperture : 2.7 Zoom Source Width : 3648 Zoom Target Width : 3648 Spot Metering Mode : Center Manual Flash Output : n/a Focal Type : Zoom Focal Plane X Size : 6.27 mm Focal Plane Y Size : 4.70 mm Auto ISO : 200 Base ISO : 100 Measured EV : 6.22 Target Aperture : 2.7 Target Exposure Time : 1/60 Exposure Compensation : 0 White Balance : Cloudy Slow Shutter : Off Shot Number In Continuous Burst : 0 Optical Zoom Code : 0 Flash Guide Number : 5.28125 Flash Exposure Compensation : 0 Auto Exposure Bracketing : Off AEB Bracket Value : 0 Control Mode : Camera Local Control Focus Distance Upper : 2.63 m Focus Distance Lower : 0 m Bulb Duration : 0 Camera Type : Compact Auto Rotate : Rotate 90 CW ND Filter : Off Self Timer 2 : 0 Flash Output : 77 Canon Image Type : IMG:PowerShot A1000 IS JPEG Canon Firmware Version : Firmware Version 1.00 File Number : 260-0864 Owner Name : Rotation : 90 Camera Temperature : 25 C Canon Model ID : PowerShot A1000 IS AF Area Mode : Multi-point AF or AI AF Num AF Points : 9 Valid AF Points : 9 Canon Image Width : 3648 Canon Image Height : 2736 AF Image Width : 100 AF Image Height : 100 AF Area Widths : 18 18 18 18 18 18 18 18 18 AF Area Heights : 18 18 18 18 18 18 18 18 18 AF Area X Positions : -18 0 18 -18 0 18 -18 0 18 AF Area Y Positions : -18 -18 -18 0 0 0 18 18 18 AF Points In Focus : 4,5 Primary AF Point : 4 Thumbnail Image Valid Area : 0 0 0 0 Date Stamp Mode : Off My Color Mode : Vivid Firmware Revision : 1.00 rev 2.00 Categories : (none) Intelligent Contrast : n/a Image Unique ID : 1c1b916506dd6a144dfbaabc4abb85c4 VRD Offset : 0 User Comment : Flashpix Version : 0100 Color Space : sRGB Exif Image Width : 3648 Exif Image Height : 2736 Interoperability Index : R98 - DCF basic file (sRGB) Interoperability Version : 0100 Related Image Width : 3648 Related Image Height : 2736 Focal Plane X Resolution : 15136.92946 Focal Plane Y Resolution : 15116.0221 Focal Plane Resolution Unit : inches Sensing Method : One-chip color area File Source : Digital Camera Custom Rendered : Normal Exposure Mode : Auto Digital Zoom Ratio : 1 Scene Capture Type : Standard Compression : JPEG (old-style) Thumbnail Offset : 5120 Thumbnail Length : 5992 Image Width : 3648 Image Height : 2736 Encoding Process : Baseline DCT, Huffman coding Bits Per Sample : 8 Color Components : 3 Y Cb Cr Sub Sampling : YCbCr4:2:2 (2 1) Aperture : 2.7 Flash Exposure Compensation : 0 Drive Mode : Single-frame Shooting Flash Type : Built-In Flash Image Size : 3648x2736 Lens : 6.2 - 24.8 mm Lens ID : Unknown 6-24mm Red Eye Reduction : Off Scale Factor To 35 mm Equivalent: 5.5 Shooting Mode : Program AE Shutter Curtain Sync : 1st-curtain sync Shutter Speed : 1/60 Thumbnail Image : (Binary data 5992 bytes, use -b option to extract) Circle Of Confusion : 0.005 mm Field Of View : 55.5 deg Focal Length : 6.2 mm (35 mm equivalent: 34.2 mm) Hyperfocal Distance : 2.62 m Lens : 6.2 - 24.8 mm (35 mm equivalent: 34.2 - 136.9 mm) Light Value : 7.8 }}}",enhancement,open,wish,avcodec,git-master,,mjpeg metadata,,,,1,0